Attachment Schedule S document SAT-MOD-20080725-00150

Attachment Schedule S document

This document pretains to SAT-MOD-20080725-00150 for Modification on a Satellite Space Stations filing.

IBFS_SATMOD2008072500150_656924

EXHIBIT 4A: C-BAND LINK BUDGETS
UPLINK BEAM INFORMATION
Uplink Beam Name Pacific Pacific Pacific Pacific
Uplink Frequency (MHz) 5925 – 6425 5925 – 6425 5925 – 6425 5925 - 6425
Uplink Beam Polarization Horizontal Horizontal Horizontal Horizontal
Uplink Relative Contour Level (dB) -10 -10 -10 -10
Uplink Contour G/T (dB/K) -9.4 -9.4 -9.4 -9.4
Uplink SFD (dBW/m2) -81.6 -86.6 -76.6 -76.6
DOWNLINK BEAM INFORMATION
Downlink Beam Name Pacific Pacific Pacific Pacific
Downlink Frequency (MHz) 3700 – 4200 3700 – 4200 3700 – 4200 3700 - 4200
Downlink Beam Polarization Vertical Vertical Vertical Vertical
Downlink Relative Contour Level (dB) -10 -10 -10 -10
Downlink Contour EIRP (dBW) 31.0 31.0 31.0 31.0
ADJACENT SATELLITE 1
Satellite 1 Orbital Location 167 EL 167 EL 167 EL 167 EL
Uplink Power Density (dBW/Hz) -38.7 -38.7 -38.7 -38.7
Uplink Polarization Advantage (dB) 0 0 0 0
Downlink EIRP Density (dBW/Hz) -43.8 -43.8 -43.8 -43.8
Downlink Polarization Advantage (dB) 0 0 0 0
ADJACENT SATELLITE 2
Satellite 2 Orbital Location 171 EL 171 EL 171 EL 171 EL
Uplink Power Density (dBW/Hz) -38.7 -38.7 -38.7 -38.7
Uplink Polarization Advantage (dB) 0 0 0 0
Downlink EIRP Density (dBW/Hz) -43.8 -43.8 -43.8 -43.8
Downlink Polarization Advantage (dB) 0 0 0 0
CARRIER INFORMATION
Carrier ID 1 2 3 4
Emission Designation 36M0F3F 36M0G7W 10M3G7W 100KG7W
Information Rate (kbps) n/a 32767 6000 64
Carrier Modulation TV/FM QPSK QPSK QPSK
Peak to Peak Bandwidth of EDS (MHz) 4 n/a n/a n/a
Code Rate n/a 2/3xRS 1/2xRS 1/2xRS
Occupied Bandwidth (kHz) 36000 30133 6771.1 75.4
Allocated Bandwidth (kHz) 36000 36000 10300 100
Minimum C/N (dB) 10 5.1 3.9 3.0
UPLINK EARTH STATION
Earth Station Diameter (meters) 11.0 7.0 7.0 7.0
Earth Station Gain (dBi) 55.4 51.0 51.0 51.0
Earth Station Elevation Angle 20 20 20 20
DOWNLINK EARTH STATION
Earth Station Diameter (meters) 9.0 4.5 3.5 3.0
Earth Station Gain (dBi) 50.1 43.9 41.1 39.7
Earth Station G/T, Clear Sky (dB/K) 30.0 24.6 22.0 20.1
Earth Station Elevation Angle 20 20 20 20
UPLINK PERFORMANCE
Uplink Earth Station EIRP (dBW) 81.3 76.3 72.6 54.2
Uplink Path Loss, Clear Sky (dB) -200.2 -200.2 -200.2 -200.2
Satellite G/T (dB/K) -9.4 -9.4 -9.4 -9.4
Boltzman Constant (dBW/K-Hz) 228.6 228.6 228.6 228.6
Carrier Noise Bandwidth (dB-Hz) -75.6 -74.8 -68.3 -48.8
Uplink C/N (dB) 24.7 20.5 23.3 24.5
DOWNLINK PERFORMANCE
Downlink EIRP per Carrier (dBW) 31.0 31.0 22.0 3.6
Antenna Pointing Error (dB) -0.5 -0.5 -0.5 -0.5
Downlink Path Loss, Clear Sky (dB) -196.3 -196.3 -196.3 -196.3
Earth Station G/T, Clear Sky (dB/K) 30.0 24.6 22.0 20.1
Boltzman Constant (dBW/K-Hz) 228.6 228.6 228.6 228.6
Carrier Noise Bandwidth (dB-Hz) -75.6 -74.8 -68.3 -48.8
Downlink C/N (dB) 17.2 12.5 7.4 6.7
COMPOSITE LINK PERFORMANCE
C/N Uplink (dB) 24.7 20.5 23.3 24.5
C/N Downlink (dB) 17.2 12.5 7.4 6.7
C/I Intermodulation (dB) n/a n/a 18.4 19.6
C/I Uplink Co-Channel (dB)* 25.0 25.0 24.9 26.7
C/I Downlink Co-Channel (dB)* 25.0 25.0 24.9 26.7
C/I Uplink Adjacent Satellite 1 (dB) 16.4 12.2 15.0 16.2
C/I Downlink Adjacent Satellite 1 (dB) 27.2 21.1 13.8 9.8
C/I Uplink Adjacent Satellite 2 (dB) 16.4 12.2 15.0 16.2
C/I Downlink Adjacent Satellite 2 (dB) 28.4 23.6 18.6 18.6

C/(N+I) Composite (dB) 11.1 6.9 4.9 4.0
Required System Margin (dB) -1.0 -1.0 -1.0 -1.0
Net C/(N+I) Composite (dB) 10.1 5.9 3.9 3.0
Minimum Required C/N (dB) -10.0 -5.1 -3.9 -3.0
Excess Link Margin (dB) 0.1 0.8 0.0 0.0
Number of Carriers 1.0 1.0 3.5 243.0
Carrier Density Levels
Uplink Power Density (dBW/Hz) -40.1 -49.5 -46.7 -45.5
Downlink EIRP Density At Beam Peak -25.0 -33.8 -36.3 -35.2

*Note: The C/I level is adjusted depending on the signal level and transponder mode of operation.

EXHIBIT 4A: C-BAND LINK BUDGETS (continued)
UPLINK BEAM INFORMATION
Uplink Beam Name Pacific Pacific Pacific Pacific
Uplink Frequency (MHz) 5925 – 6425 5925 – 6425 5925 – 6425 5925 - 6425
Uplink Beam Polarization Vertical Vertical Vertical Vertical
Uplink Relative Contour Level (dB) -10 -10 -10 -10
Uplink Contour G/T (dB/K) -9.8 -9.8 -9.8 -9.8
Uplink SFD (dBW/m2) -81.2 -86.2 -76.2 -76.2
DOWNLINK BEAM INFORMATION
Downlink Beam Name Pacific Pacific Pacific Pacific
Downlink Frequency (MHz) 3700 – 4200 3700 – 4200 3700 – 4200 3700 - 4200
Downlink Beam Polarization Horizontal Horizontal Horizontal Horizontal
Downlink Relative Contour Level (dB) -10 -10 -10 -10
Downlink Contour EIRP (dBW) 31.6 31.6 31.6 31.6
ADJACENT SATELLITE 1
Satellite 1 Orbital Location 167 EL 167 EL 167 EL 167 EL
Uplink Power Density (dBW/Hz) -38.7 -38.7 -38.7 -38.7
Uplink Polarization Advantage (dB) 0 0 0 0
Downlink EIRP Density (dBW/Hz) -43.2 -43.2 -43.2 -43.2
Downlink Polarization Advantage (dB) 0 0 0 0
ADJACENT SATELLITE 2
Satellite 2 Orbital Location 171 EL 171 EL 171 EL 171 EL
Uplink Power Density (dBW/Hz) -38.7 -38.7 -38.7 -38.7
Uplink Polarization Advantage (dB) 0 0 0 0
Downlink EIRP Density (dBW/Hz) -43.8 -43.8 -43.8 -43.8
Downlink Polarization Advantage (dB) 0 0 0 0
CARRIER INFORMATION
Carrier ID 1 2 3 4
Emission Designation 36M0F3F 36M0G7W 10M3G7W 100KG7W
Information Rate (kbps) n/a 32767 6000 64
Carrier Modulation TV/FM QPSK QPSK QPSK
Peak to Peak Bandwidth of EDS (MHz) 4 n/a n/a n/a
Code Rate n/a 2/3xRS 1/2xRS 1/2xRS
Occupied Bandwidth (kHz) 36000 30133 6771.1 75.4
Allocated Bandwidth (kHz) 36000 36000 10300 100
Minimum C/N (dB) 10 5.1 3.9 3.0
UPLINK EARTH STATION
Earth Station Diameter (meters) 11.0 7.0 7.0 7.0
Earth Station Gain (dBi) 55.4 51.0 51.0 51.0
Earth Station Elevation Angle 20 20 20 20
DOWNLINK EARTH STATION
Earth Station Diameter (meters) 8.1 4.5 3.5 3.0
Earth Station Gain (dBi) 49.3 43.9 41.1 39.7
Earth Station G/T, Clear Sky (dB/K) 30.0 29.2 21.0 19.2
Earth Station Elevation Angle 20 20 20 20
UPLINK PERFORMANCE
Uplink Earth Station EIRP (dBW) 81.7 76.7 43.1 54.8
Uplink Path Loss, Clear Sky (dB) -200.2 -200.2 -200.2 -200.2
Satellite G/T (dB/K) -9.8 -9.8 -9.8 -9.8
Boltzman Constant (dBW/K-Hz) 228.6 228.6 228.6 228.6
Carrier Noise Bandwidth (dB-Hz) -75.6 -74.8 -68.3 -48.8
Uplink C/N (dB) 24.7 20.5 23.4 24.6
DOWNLINK PERFORMANCE
Downlink EIRP per Carrier (dBW) 31.6 31.6 22.7 4.3
Antenna Pointing Error (dB) -0.5 -0.5 -0.5 -0.5
Downlink Path Loss, Clear Sky (dB) -196.3 -196.3 -196.3 -196.3
Earth Station G/T, Clear Sky (dB/K) 29.2 23.6 21.0 19.2
Boltzman Constant (dBW/K-Hz) 228.6 228.6 228.6 228.6
Carrier Noise Bandwidth (dB-Hz) -75.6 -74.8 -68.3 -48.8
Downlink C/N (dB) 17.0 12.2 7.2 6.5
COMPOSITE LINK PERFORMANCE
C/N Uplink (dB) 24.7 20.5 23.4 24.6
C/N Downlink (dB) 17.0 12.2 7.2 6.5
C/I Intermodulation (dB) n/a n/a 18.5 19.7
C/I Uplink Co-Channel (dB)* 25.0 25.0 25.1 26.8
C/I Downlink Co-Channel (dB)* 25.0 25.0 25.1 26.8
C/I Uplink Adjacent Satellite 1 (dB) 16.8 12.6 15.5 16.7
C/I Downlink Adjacent Satellite 1 (dB) 26.3 21.1 14.0 9.9
C/I Uplink Adjacent Satellite 2 (dB) 16.8 12.6 15.5 16.7
C/I Downlink Adjacent Satellite 2 (dB) 27.7 23.6 18.7 18.7

C/(N+I) Composite (dB) 11.3 7.0 4.9 4.0
Required System Margin (dB) -1.0 -1.0 -1.0 -1.0
Net C/(N+I) Composite (dB) 10.3 6.0 3.9 3.0
Minimum Required C/N (dB) -10.0 -5.1 -3.9 -3.0
Excess Link Margin (dB) 0.3 0.9 0.0 0.0
Number of Carriers 1.0 1.0 3.4 237.0
Carrier Density Levels
Uplink Power Density (dBW/Hz) -39.7 -49.1 -46.2 -45.0
Downlink EIRP Density At Beam Peak -24.4 -33.2 -35.6 -34.4

*Note: The C/I level is adjusted depending on the signal level and transponder mode of operation.

EXHIBIT 4B: Ku-BAND LINK BUDGETS
UPLINK BEAM INFORMATION
Uplink Beam Name Pacific Pacific Pacific Pacific Pacific Pacific
Uplink Frequency (MHz) 12750 – 13000 12750 – 13000 12750 – 13000 12750 – 13000 12750 – 13000 12750 - 13000
Uplink Beam Polarization Horizontal Horizontal Horizontal Horizontal Horizontal Horizontal
Uplink Relative Contour Level (dB) -10 -10 -10 -10 -10 -10
Uplink Contour G/T (dB/K) -7.1 -7.1 -7.1 -7.1 -7.1 -7.1
Uplink SFD (dBW/m2) -66.9 -66.9 -66.9 -66.9 -66.9 -66.9
Rain Rate (mm/hr) 95.0 95.0 95.0 95.0 95.0 95.0
DOWNLINK BEAM INFORMATION
Downlink Beam Name China China China China China China
Downlink Frequency (MHz) 11200 – 11450 11200 – 11450 11200 – 11450 11200 – 11450 11200 – 11450 11200 – 11450
Downlink Beam Polarization Horizontal Horizontal Horizontal Horizontal Horizontal Horizontal
Downlink Relative Contour Level (dB) -6 -6 -6 -6 -6 -6
Downlink Contour EIRP (dBW) 48.0 48.0 48.0 48.0 48.0 48.0
Rain Rate (mm/hr) 95.0 95.0 95.0 95.0 95.0 95.0
ADJACENT SATELLITE 1
Satellite 1 Orbital Location 167 EL 167 EL 167 EL 167 EL 167 EL 167 EL
Uplink Power Density (dBW/Hz) -50.0 -50.0 -50.0 -50.0 -50.0 -50.0
Uplink Polarization Advantage (dB) 0 0 0 0 0 0
Downlink EIRP Density (dBW/Hz) -26.0 -26.0 -26.0 -26.0 -26.0 -26.0
Downlink Polarization Advantage (dB) 0 0 0 0 0 0
ADJACENT SATELLITE 2
Satellite 2 Orbital Location 171 EL 171 EL 171 EL 171 EL 171 EL 171 EL
Uplink Power Density (dBW/Hz) -50.0 -50.0 -50.0 -50.0 -50.0 -50.0
Uplink Polarization Advantage (dB) 0 0 0 0 0 0
Downlink EIRP Density (dBW/Hz) -26.0 -26.0 -26.0 -26.0 -26.0 -26.0
Downlink Polarization Advantage (dB) 0 0 0 0 0 0
CARRIER INFORMATION
Carrier ID 1 1 1 2 2 2
Emission Designation 36M0F3F 36M0F3F 36M0F3F 36M0G7W 36M0G7W 36M0G7W
Information Rate (kbps) n/a n/a n/a 32767 36863 36863
Carrier Modulation TV/FM TV/FM TV/FM QPSK QPSK QPSK
Peak to Peak Bandwidth of EDS (MHz) 4 4 4 n/a n/a n/a
Code Rate n/a n/a n/a 2/3xRS 3/4xRS 3/4xRS
Occupied Bandwidth (kHz) 36000 36000 36000 30133 30133 30133
Allocated Bandwidth (kHz) 36000 36000 36000 36000 36000 36000
Minimum C/N, Clear Sky (dB) 10 10 10 5.1 5.1 5.1
Minimum C/N, Rain (dB) 10 10 10 5.1 5.1 5.1
UPLINK EARTH STATION
Earth Station Diameter (meters) 7.0 7.0 7.0 7.0 7.0 7.0
Earth Station Gain (dBi) 57.2 57.2 57.2 57.2 57.2 57.2
Earth Station Elevation Angle 20 20 20 20 20 20
DOWNLINK EARTH STATION
Earth Station Diameter (meters) 11.0 11.0 11.0 3.0 3.0 3.0
Earth Station Gain (dBi) 59.9 59.9 59.9 48.7 48.7 48.7
Earth Station G/T (dB/K) 37.5 37.5 34.5 26.2 26.2 23.7
Earth Station Elevation Angle 20 20 20 20 20 20

LINK FADE TYPE Clear Sky Uplink Fade Downlink Fade Clear Sky Uplink Fade Downlink Fade

UPLINK PERFORMANCE
Uplink Earth Station EIRP (dBW) 79.1 79.1 79.1 81.3 81.3 81.3
Uplink Path Loss, Clear Sky (dB) -206.6 -206.6 -206.6 -206.6 -206.6 -206.6
Uplink Rain Attenutation (dB) 0.0 -2.9 0.0 0.0 -7.7 0.0
Satellite G/T (dB/K) -7.1 -7.1 -7.1 -7.1 -7.1 -7.1
Boltzman Constant (dBW/K-Hz) 228.6 228.6 228.6 228.6 228.6 228.6
Carrier Noise Bandwidth (dB-Hz) -75.6 -75.6 -75.6 -74.8 -74.8 -74.8
Uplink C/N (dB) 18.5 15.6 18.5 21.4 13.7 21.4
DOWNLINK PERFORMANCE
Downlink EIRP per Carrier (dBW) 36.6 35.0 36.6 38.8 36.4 38.8
Antenna Pointing Error (dB) -0.5 -0.5 -0.5 -0.5 -0.5 -0.5
Downlink Path Loss, Clear Sky (dB) -205.5 -205.5 -205.5 -205.5 -205.5 -205.5
Downlink Rain Attenuation (dB) 0.0 0.0 -4.3 0.0 0.0 -3.1
Earth Station G/T, Clear Sky (dB/K) 37.5 37.5 34.5 26.2 26.2 23.7
Boltzman Constant (dBW/K-Hz) 228.6 228.6 228.6 228.6 228.6 228.6
Carrier Noise Bandwidth (dB-Hz) -75.6 -75.6 -75.6 -74.8 -74.8 -74.8
Downlink C/N (dB) 21.2 19.6 13.9 12.8 10.4 7.2
COMPOSITE LINK PERFORMANCE
C/N Uplink (dB) 18.5 15.6 18.5 21.4 13.7 21.4
C/N Downlink (dB) 21.2 19.6 13.9 12.8 10.4 7.2
C/I Intermodulation (dB) n/a n/a n/a n/a n/a n/a
C/I Uplink Co-Channel (dB)* 22.1 19.2 22.1 24.3 16.6 24.3
C/I Downlink Co-Channel (dB)* 22.1 20.5 22.1 24.3 21.9 24.3
C/I Uplink Adjacent Satellite 1 (dB) 25.5 22.7 25.5 28.5 20.8 28.5
C/I Downlink Adjacent Satellite 1 (dB) 24.9 23.2 24.9 16.5 14.1 16.5
C/I Uplink Adjacent Satellite 2 (dB) 25.5 22.7 25.5 28.5 20.8 28.5
C/I Downlink Adjacent Satellite 2 (dB) 25.3 23.6 25.3 17.9 15.5 17.9

C/(N+I) Composite (dB) 13.4 11.0 11.0 9.7 6.1 6.1
Required System Margin (dB) -1.0 -1.0 -1.0 -1.0 -1.0 -1.0
Net C/(N+I) Composite (dB) 12.4 10.0 10.0 8.7 5.1 5.1
Minimum Required C/N (dB) -10.0 -10.0 -10.0 -5.1 -5.1 -5.1
Excess Link Margin (dB) 2.4 0.0 0.0 3.6 0.0 0.0
Number of Carriers 1.0 1.0 1.0 1.0 1.0 1.0
Carrier Density Levels
Uplink Power Density (dBW/Hz) -44.1 -44.1 -44.1 -50.7 -50.7 -50.7
Downlink EIRP Density At Beam Peak -23.4 -25.0 -23.4 -30.0 -32.4 -30.0

* Note: The C/I level is adjusted depending on the signal level and transponder mode of operation.

EXHIBIT 4B: Ku-BAND LINK BUDGETS (continued)
UPLINK BEAM INFORMATION
Uplink Beam Name Pacific Pacific Pacific Pacific Pacific Pacific
Uplink Frequency (MHz) 12750 – 13000 12750 – 13000 12750 – 13000 12750 – 13000 12750 – 13000 12750 - 13000
Uplink Beam Polarization Horizontal Horizontal Horizontal Horizontal Horizontal Horizontal
Uplink Relative Contour Level (dB) -10 -10 -10 -10 -10 -10
Uplink Contour G/T (dB/K) -7.1 -7.1 -7.1 -7.1 -7.1 -7.1
Uplink SFD (dBW/m2) -71.9 -71.9 -71.9 -71.9 -71.9 -71.9
Rain Rate (mm/hr) 95.0 95.0 95.0 95.0 95.0 95.0
DOWNLINK BEAM INFORMATION
Downlink Beam Name China China China China China China
Downlink Frequency (MHz) 11200 – 11450 11200 – 11450 11200 – 11450 11200 – 11450 11200 – 11450 11200 – 11450
Downlink Beam Polarization Horizontal Horizontal Horizontal Horizontal Horizontal Horizontal
Downlink Relative Contour Level (dB) -6 -6 -6 -6 -6 -6
Downlink Contour EIRP (dBW) 48.0 48.0 48.0 48.0 48.0 48.0
Rain Rate (mm/hr) 95.0 95.0 95.0 95.0 95.0 95.0
ADJACENT SATELLITE 1
Satellite 1 Orbital Location 167 EL 167 EL 167 EL 167 EL 167 EL 167 EL
Uplink Power Density (dBW/Hz) -50.0 -50.0 -50.0 -50.0 -50.0 -50.0
Uplink Polarization Advantage (dB) 0 0 0 0 0 0
Downlink EIRP Density (dBW/Hz) -26.0 -26.0 -26.0 -26.0 -26.0 -26.0
Downlink Polarization Advantage (dB) 0 0 0 0 0 0
ADJACENT SATELLITE 2
Satellite 2 Orbital Location 171 EL 171 EL 171 EL 171 EL 171 EL 171 EL
Uplink Power Density (dBW/Hz) -50.0 -50.0 -50.0 -50.0 -50.0 -50.0
Uplink Polarization Advantage (dB) 0 0 0 0 0 0
Downlink EIRP Density (dBW/Hz) -26.0 -26.0 -26.0 -26.0 -26.0 -26.0
Downlink Polarization Advantage (dB) 0 0 0 0 0 0
CARRIER INFORMATION
Carrier ID 3 3 3 4 4 4
Emission Designation 10M3G7W 10M3G7W 10M3G7W 100KG7W 100KG7W 100KG7W
Information Rate (kbps) 6000 6000 6000 64 64 64
Carrier Modulation QPSK QPSK QPSK QPSK QPSK QPSK
Peak to Peak Bandwidth of EDS (MHz) n/a n/a n/a n/a n/a n/a
Code Rate 1/2xRS 1/2xRS 1/2xRS 1/2xRS 1/2xRS 1/2xRS
Occupied Bandwidth (kHz) 6771.1 6771.1 6771.1 75.4 75.4 75.4
Allocated Bandwidth (kHz) 10300 10300 10300 100 100 100
Minimum C/N, Clear Sky (dB) 3.9 3.9 3.9 3.0 3.0 3.0
Minimum C/N, Rain (dB) 3.6 3.6 3.6 2.8 2.8 2.8
UPLINK EARTH STATION
Earth Station Diameter (meters) 7.0 7.0 7.0 7.0 7.0 7.0
Earth Station Gain (dBi) 57.2 57.2 57.2 57.2 57.2 57.2
Earth Station Elevation Angle 20 20 20 20 20 20
DOWNLINK EARTH STATION
Earth Station Diameter (meters) 6.1 6.1 6.1 4.6 4.6 4.6
Earth Station Gain (dBi) 55.0 55.0 55.0 53.0 53.0 53.0
Earth Station G/T (dB/K) 32.6 32.6 28.9 30.5 30.5 26.9
Earth Station Elevation Angle 20 20 20 20 20 20

LINK FADE TYPE Clear Sky Uplink Fade Downlink Fade Clear Sky Uplink Fade Downlink Fade

UPLINK PERFORMANCE
Uplink Earth Station EIRP (dBW) 72.0 72.0 72.0 52.1 52.1 52.1
Uplink Path Loss, Clear Sky (dB) -206.6 -206.6 -206.6 -206.6 -206.6 -206.6
Uplink Rain Attenutation (dB) 0.0 -3.6 0.0 0.0 -3.8 0.0
Satellite G/T (dB/K) -7.1 -7.1 -7.1 -7.1 -7.1 -7.1
Boltzman Constant (dBW/K-Hz) 228.6 228.6 228.6 228.6 228.6 228.6
Carrier Noise Bandwidth (dB-Hz) -68.3 -68.3 -68.3 -48.8 -48.8 -48.8
Uplink C/N (dB) 19.3 15.7 6.9 18.3 14.5 18.3
DOWNLINK PERFORMANCE
Downlink EIRP per Carrier (dBW) 32.3 28.8 32.3 12.5 8.8 12.5
Antenna Pointing Error (dB) -0.5 -0.5 -0.5 -0.5 -0.5 -0.5
Downlink Path Loss, Clear Sky (dB) -205.5 -205.5 -205.5 -205.5 -205.5 -205.5
Downlink Rain Attenuation (dB) 0.0 0.0 -8.7 0.0 0.0 -7.5
Earth Station G/T, Clear Sky (dB/K) 32.6 32.6 28.9 30.5 30.5 26.9
Boltzman Constant (dBW/K-Hz) 228.6 228.6 228.6 228.6 228.6 228.6
Carrier Noise Bandwidth (dB-Hz) -68.3 -68.3 -68.3 -48.8 -48.8 -48.8
Downlink C/N (dB) 19.3 15.7 6.9 16.9 13.1 5.8
COMPOSITE LINK PERFORMANCE
C/N Uplink (dB) 18.6 14.9 18.6 18.3 14.5 18.3
C/N Downlink (dB) 19.3 15.7 6.9 16.9 13.1 5.8
C/I Intermodulation (dB) 10.4 6.9 10.4 10.1 6.3 10.1
C/I Uplink Co-Channel (dB)* 19.4 15.8 19.4 19.7 15.9 19.7
C/I Downlink Co-Channel (dB)* 19.4 15.8 19.4 19.7 15.9 19.7
C/I Uplink Adjacent Satellite 1 (dB) 25.7 22.0 25.7 25.4 21.6 25.4
C/I Downlink Adjacent Satellite 1 (dB) 23.2 19.7 23.2 20.8 17.1 20.8
C/I Uplink Adjacent Satellite 2 (dB) 25.7 22.0 25.7 25.4 21.6 25.4
C/I Downlink Adjacent Satellite 2 (dB) 23.9 20.3 23.9 21.7 17.9 21.7

C/(N+I) Composite (dB) 8.1 4.6 4.6 7.5 3.8 3.8
Required System Margin (dB) -1.0 -1.0 -1.0 -1.0 -1.0 -1.0
Net C/(N+I) Composite (dB) 7.1 3.6 3.6 6.5 2.8 2.8
Minimum Required C/N (dB) -3.9 -3.6 -3.6 -3.0 -2.8 -2.8
Excess Link Margin (dB) 3.2 0.0 0.0 3.5 0.0 0.0
Number of Carriers 3.5 3.5 3.5 360.0 360.0 360.0
Carrier Density Levels
Uplink Power Density (dBW/Hz) -53.6 -53.6 -53.6 -53.8 -53.8 -53.8
Downlink EIRP Density At Beam Peak -30.0 -33.5 -30.0 -30.3 -34.0 -30.3

* Note: The C/I level is adjusted depending on the signal level and transponder mode of operation.

EXHIBIT 4B: Ku-BAND LINK BUDGETS (continued)
UPLINK BEAM INFORMATION
Uplink Beam Name Pacific Pacific Pacific Pacific Pacific Pacific
Uplink Frequency (MHz) 12750 – 13000 12750 – 13000 12750 – 13000 12750 – 13000 12750 – 13000 12750 - 13000
Uplink Beam Polarization Horizontal Horizontal Horizontal Horizontal Horizontal Horizontal
Uplink Relative Contour Level (dB) -10 -10 -10 -10 -10 -10
Uplink Contour G/T (dB/K) -7.1 -7.1 -7.1 -7.1 -7.1 -7.1
Uplink SFD (dBW/m2) -71.9 -71.9 -71.9 -71.9 -71.9 -71.9
Rain Rate (mm/hr) 95.0 95.0 95.0 95.0 95.0 95.0
DOWNLINK BEAM INFORMATION
Downlink Beam Name China China China China China China
Downlink Frequency (MHz) 11200 – 11450 11200 – 11450 11200 – 11450 11200 – 11450 11200 – 11450 11200 – 11450
Downlink Beam Polarization Horizontal Horizontal Horizontal Horizontal Horizontal Horizontal
Downlink Relative Contour Level (dB) -6 -6 -6 -6 -6 -6
Downlink Contour EIRP (dBW) 48.0 48.0 48.0 48.0 48.0 48.0
Rain Rate (mm/hr) 95.0 95.0 95.0 95.0 95.0 95.0
ADJACENT SATELLITE 1
Satellite 1 Orbital Location 167 EL 167 EL 167 EL 167 EL 167 EL 167 EL
Uplink Power Density (dBW/Hz) -50.0 -50.0 -50.0 -50.0 -50.0 -50.0
Uplink Polarization Advantage (dB) 0 0 0 0 0 0
Downlink EIRP Density (dBW/Hz) -26.0 -26.0 -26.0 -26.0 -26.0 -26.0
Downlink Polarization Advantage (dB) 0 0 0 0 0 0
ADJACENT SATELLITE 2
Satellite 2 Orbital Location 171 EL 171 EL 171 EL 171 EL 171 EL 171 EL
Uplink Power Density (dBW/Hz) -50.0 -50.0 -50.0 -50.0 -50.0 -50.0
Uplink Polarization Advantage (dB) 0 0 0 0 0 0
Downlink EIRP Density (dBW/Hz) -26.0 -26.0 -26.0 -26.0 -26.0 -26.0
Downlink Polarization Advantage (dB) 0 0 0 0 0 0
CARRIER INFORMATION
Carrier ID 5 5 5 6 6 6
Emission Designation 1M45G7W 1M45G7W 1M45G7W 400KG7W 400KG7W 400KG7W
Information Rate (kbps) 512 512 512 128 128 128
Carrier Modulation BPSK BPSK BPSK BPSK BPSK BPSK
Peak to Peak Bandwidth of EDS (MHz) n/a n/a n/a n/a n/a n/a
Code Rate 1/2 1/2 1/2 ½ 1/2 1/2
Occupied Bandwidth (kHz) 1229 1229 1229 307 307 307
Allocated Bandwidth (kHz) 1450 1450 1450 400 400 400
Minimum C/N, Clear Sky (dB) 3.4 3.4 3.4 3.4 3.4 3.4
Minimum C/N, Rain (dB) 2.7 2.7 2.7 2.7 2.7 2.7
UPLINK EARTH STATION
Earth Station Diameter (meters) 7.0 7.0 7.0 4.6 4.6 4.6
Earth Station Gain (dBi) 57.2 57.2 57.2 53.8 53.8 53.8
Earth Station Elevation Angle 20 20 20 20 20 20
DOWNLINK EARTH STATION
Earth Station Diameter (meters) 4.6 4.6 4.6 7.0 7.0 7.0
Earth Station Gain (dBi) 53.0 53.0 53.0 56.5 56.5 56.5
Earth Station G/T (dB/K) 30.5 30.5 26.9 34.1 34.1 30.3
Earth Station Elevation Angle 20 20 20 20 20 20

LINK FADE TYPE Clear Sky Uplink Fade Downlink Fade Clear Sky Uplink Fade Downlink Fade

UPLINK PERFORMANCE
Uplink Earth Station EIRP (dBW) 64.1 64.1 64.1 57.4 57.4 57.4
Uplink Path Loss, Clear Sky (dB) -206.6 -206.6 -206.6 -206.6 -206.6 -206.6
Uplink Rain Attenutation (dB) 0.0 -3.8 0.0 0.0 -3.6 0.0
Satellite G/T (dB/K) -7.1 -7.1 -7.1 -7.1 -7.1 -7.1
Boltzman Constant (dBW/K-Hz) 228.6 228.6 228.6 228.6 228.6 228.6
Carrier Noise Bandwidth (dB-Hz) -60.9 -60.9 -60.9 -54.9 -54.9 -54.9
Uplink C/N (dB) 18.1 14.4 18.1 17.5 13.9 17.5
DOWNLINK PERFORMANCE
Downlink EIRP per Carrier (dBW) 24.5 20.7 24.5 17.8 14.2 17.8
Antenna Pointing Error (dB) -0.5 -0.5 -0.5 -0.5 -0.5 -0.5
Downlink Path Loss, Clear Sky (dB) -205.5 -205.5 -205.5 -205.5 -205.5 -205.5
Downlink Rain Attenuation (dB) 0.0 0.0 -7.5 0.0 0.0 -7.5
Earth Station G/T, Clear Sky (dB/K) 30.5 30.5 26.9 34.1 34.1 30.3
Boltzman Constant (dBW/K-Hz) 228.6 228.6 228.6 228.6 228.6 228.6
Carrier Noise Bandwidth (dB-Hz) -60.9 -60.9 -60.9 -54.9 -54.9 -54.9
Downlink C/N (dB) 16.7 13.0 5.7 19.7 16.1 6.0
COMPOSITE LINK PERFORMANCE
C/N Uplink (dB) 18.1 14.4 18.1 17.5 13.9 17.5
C/N Downlink (dB) 16.7 13.0 5.7 19.7 16.1 6.0
C/I Intermodulation (dB) 9.9 6.2 9.9 9.3 5.7 9.3
C/I Uplink Co-Channel (dB)* 20.0 16.3 20.0 19.0 15.4 19.0
C/I Downlink Co-Channel (dB)* 20.0 16.3 20.0 19.0 15.4 19.0
C/I Uplink Adjacent Satellite 1 (dB) 25.2 21.4 25.2 24.6 21.0 24.6
C/I Downlink Adjacent Satellite 1 (dB) 20.7 16.9 20.7 23.7 20.1 23.7
C/I Uplink Adjacent Satellite 2 (dB) 25.2 21.4 25.2 24.6 21.0 24.6
C/I Downlink Adjacent Satellite 2 (dB) 21.5 17.8 21.5 24.2 20.6 24.2

C/(N+I) Composite (dB) 7.4 3.7 3.7 7.3 3.7 3.7
Required System Margin (dB) -1.0 -1.0 -1.0 -1.0 -1.0 -1.0
Net C/(N+I) Composite (dB) 6.4 2.7 2.7 6.3 2.7 2.7
Minimum Required C/N (dB) -3.4 -2.7 -2.7 -3.4 -2.7 -2.7
Excess Link Margin (dB) 3.0 0.0 0.0 2.9 0.0 0.0
Number of Carriers 24.8 24.8 24.8 90.0 90.0 90.0
Carrier Density Levels
Uplink Power Density (dBW/Hz) -54.0 -54.0 -54.0 -51.2 -51.2 -51.2
Downlink EIRP Density At Beam Peak -30.4 -34.2 -30.4 -31.1 -34.7 -31.1

* Note: The C/I level is adjusted depending on the signal level and transponder mode of operation.

EXHIBIT 4B: Ku-BAND LINK BUDGETS (continued)
UPLINK BEAM INFORMATION
Uplink Beam Name Pacific Pacific Pacific Pacific Pacific Pacific
Uplink Frequency (MHz) 13000 – 13250 13000 – 13250 13000 – 13250 13000 – 13250 13000 – 13250 13000 - 13250
Uplink Beam Polarization Horizontal Horizontal Horizontal Horizontal Horizontal Horizontal
Uplink Relative Contour Level (dB) -10 -10 -10 -10 -10 -10
Uplink Contour G/T (dB/K) -7.1 -7.1 -7.1 -7.1 -7.1 -7.1
Uplink SFD (dBW/m2) -66.9 -66.9 -66.9 -66.9 -66.9 -66.9
Rain Rate (mm/hr) 95.0 95.0 95.0 95.0 95.0 95.0
DOWNLINK BEAM INFORMATION
Downlink Beam Name China China China China China China
Downlink Frequency (MHz) 10700 – 10950 10700 – 10950 10700 – 10950 10700 – 10950 10700 – 10950 10700 – 10950
Downlink Beam Polarization Horizontal Horizontal Horizontal Horizontal Horizontal Horizontal
Downlink Relative Contour Level (dB) -6 -6 -6 -6 -6 -6
Downlink Contour EIRP (dBW) 48.0 48.0 48.0 48.0 48.0 48.0
Rain Rate (mm/hr) 95.0 95.0 95.0 95.0 95.0 95.0
ADJACENT SATELLITE 1
Satellite 1 Orbital Location 167 EL 167 EL 167 EL 167 EL 167 EL 167 EL
Uplink Power Density (dBW/Hz) -50.0 -50.0 -50.0 -50.0 -50.0 -50.0
Uplink Polarization Advantage (dB) 0 0 0 0 0 0
Downlink EIRP Density (dBW/Hz) -26.0 -26.0 -26.0 -26.0 -26.0 -26.0
Downlink Polarization Advantage (dB) 0 0 0 0 0 0
ADJACENT SATELLITE 2
Satellite 2 Orbital Location 171 EL 171 EL 171 EL 171 EL 171 EL 171 EL
Uplink Power Density (dBW/Hz) -50.0 -50.0 -50.0 -50.0 -50.0 -50.0
Uplink Polarization Advantage (dB) 0 0 0 0 0 0
Downlink EIRP Density (dBW/Hz) -26.0 -26.0 -26.0 -26.0 -26.0 -26.0
Downlink Polarization Advantage (dB) 0 0 0 0 0 0
CARRIER INFORMATION
Carrier ID 1 1 1 2 2 2
Emission Designation 36M0F3F 36M0F3F 36M0F3F 36M0G7W 36M0G7W 36M0G7W
Information Rate (kbps) n/a n/a n/a 32767 36863 36863
Carrier Modulation TV/FM TV/FM TV/FM QPSK QPSK QPSK
Peak to Peak Bandwidth of EDS (MHz) 4 4 4 n/a n/a n/a
Code Rate n/a n/a n/a 2/3xRS 3/4xRS 3/4xRS
Occupied Bandwidth (kHz) 36000 36000 36000 30133 30133 30133
Allocated Bandwidth (kHz) 36000 36000 36000 36000 36000 36000
Minimum C/N, Clear Sky (dB) 10 10 10 5.1 5.1 5.1
Minimum C/N, Rain (dB) 10 10 10 5.1 5.1 5.1
UPLINK EARTH STATION
Earth Station Diameter (meters) 7.0 7.0 7.0 7.0 7.0 7.0
Earth Station Gain (dBi) 57.4 57.4 57.4 57.4 57.4 57.4
Earth Station Elevation Angle 20 20 20 20 20 20
DOWNLINK EARTH STATION
Earth Station Diameter (meters) 11.0 11.0 11.0 3.0 3.0 3.0
Earth Station Gain (dBi) 59.6 59.6 59.6 48.4 48.4 48.4
Earth Station G/T (dB/K) 37.1 37.1 34.0 25.8 25.8 23.3
Earth Station Elevation Angle 20 20 20 20 20 20

LINK FADE TYPE Clear Sky Uplink Fade Downlink Fade Clear Sky Uplink Fade Downlink Fade

UPLINK PERFORMANCE
Uplink Earth Station EIRP (dBW) 79.3 79.3 79.3 81.3 81.3 81.3
Uplink Path Loss, Clear Sky (dB) -206.7 -206.7 -206.7 -206.7 -206.7 -206.7
Uplink Rain Attenutation (dB) 0.0 -3.1 0.0 0.0 -7.5 0.0
Satellite G/T (dB/K) -7.1 -7.1 -7.1 -7.1 -7.1 -7.1
Boltzman Constant (dBW/K-Hz) 228.6 228.6 228.6 228.6 228.6 228.6
Carrier Noise Bandwidth (dB-Hz) -75.6 -75.6 -75.6 -74.8 -74.8 -74.8
Uplink C/N (dB) 18.5 15.4 18.5 21.3 13.7 21.3
DOWNLINK PERFORMANCE
Downlink EIRP per Carrier (dBW) 36.8 35.1 36.8 38.8 36.5 38.8
Antenna Pointing Error (dB) -0.5 -0.5 -0.5 -0.5 -0.5 -0.5
Downlink Path Loss, Clear Sky (dB) -205.1 -205.1 -205.1 -205.1 -205.1 205.1
Downlink Rain Attenuation (dB) 0.0 0.0 -4.6 0.0 0.0 -3.0
Earth Station G/T, Clear Sky (dB/K) 37.1 37.1 34.0 25.8 25.8 23.3
Boltzman Constant (dBW/K-Hz) 228.6 228.6 228.6 228.6 228.6 228.6
Carrier Noise Bandwidth (dB-Hz) -75.6 -75.6 -75.6 -74.8 -74.8 -74.8
Downlink C/N (dB) 21.4 19.7 13.7 12.8 10.6 7.3
COMPOSITE LINK PERFORMANCE
C/N Uplink (dB) 18.5 15.4 18.5 21.3 13.7 21.3
C/N Downlink (dB) 21.4 19.7 13.7 12.8 10.6 7.3
C/I Intermodulation (dB) n/a n/a n/a n/a n/a n/a
C/I Uplink Co-Channel (dB)* 22.3 19.2 22.3 24.3 16.8 24.3
C/I Downlink Co-Channel (dB)* 22.3 20.6 22.3 24.3 22.0 24.3
C/I Uplink Adjacent Satellite 1 (dB) 25.7 22.7 25.7 28.5 21.0 28.5
C/I Downlink Adjacent Satellite 1 (dB) 25.1 23.4 25.1 16.1 13.9 16.1
C/I Uplink Adjacent Satellite 2 (dB) 25.7 22.7 25.7 28.5 21.0 28.5
C/I Downlink Adjacent Satellite 2 (dB) 25.5 23.8 25.5 17.5 15.2 17.5

C/(N+I) Composite (dB) 13.5 11.0 11.0 9.5 6.1 6.1
Required System Margin (dB) -1.0 -1.0 -1.0 -1.0 -1.0 -1.0
Net C/(N+I) Composite (dB) 12.5 10.0 10.0 8.5 5.1 5.1
Minimum Required C/N (dB) -10.0 -10.0 -10.0 -5.1 -5.1 -5.1
Excess Link Margin (dB) 2.5 0.0 0.0 3.4 0.0 0.0
Number of Carriers 1.0 1.0 1.0 1.0 1.0 1.0
Carrier Density Levels
Uplink Power Density (dBW/Hz) -44.1 -44.1 -44.1 -50.9 -50.9 -50.9
Downlink EIRP Density At Beam Peak -23.2 -24.9 -23.2 -30.0 -32.3 -30.0

* Note: The C/I level is adjusted depending on the signal level and transponder mode of operation.

EXHIBIT 4B: Ku-BAND LINK BUDGETS (continued)
UPLINK BEAM INFORMATION
Uplink Beam Name Pacific Pacific Pacific Pacific Pacific Pacific
Uplink Frequency (MHz) 13000 – 13250 13000 – 13250 13000 – 13250 13000 – 13250 13000 – 13250 13000 - 13250
Uplink Beam Polarization Horizontal Horizontal Horizontal Horizontal Horizontal Horizontal
Uplink Relative Contour Level (dB) -10 -10 -10 -10 -10 -10
Uplink Contour G/T (dB/K) -7.1 -7.1 -7.1 -7.1 -7.1 -7.1
Uplink SFD (dBW/m2) -69.9 -69.9 -69.9 -69.9 -69.9 -69.9
Rain Rate (mm/hr) 95.0 95.0 95.0 95.0 95.0 95.0
DOWNLINK BEAM INFORMATION
Downlink Beam Name China China China China China China
Downlink Frequency (MHz) 10700 – 10950 10700 – 10950 10700 – 10950 10700 – 10950 10700 – 10950 10700 – 10950
Downlink Beam Polarization Horizontal Horizontal Horizontal Horizontal Horizontal Horizontal
Downlink Relative Contour Level (dB) -6 -6 -6 -6 -6 -6
Downlink Contour EIRP (dBW) 48.0 48.0 48.0 48.0 48.0 48.0
Rain Rate (mm/hr) 95.0 95.0 95.0 95.0 95.0 95.0
ADJACENT SATELLITE 1
Satellite 1 Orbital Location 167 EL 167 EL 167 EL 167 EL 167 EL 167 EL
Uplink Power Density (dBW/Hz) -50.0 -50.0 -50.0 -50.0 -50.0 -50.0
Uplink Polarization Advantage (dB) 0 0 0 0 0 0
Downlink EIRP Density (dBW/Hz) -26.0 -26.0 -26.0 -26.0 -26.0 -26.0
Downlink Polarization Advantage (dB) 0 0 0 0 0 0
ADJACENT SATELLITE 2
Satellite 2 Orbital Location 171 EL 171 EL 171 EL 171 EL 171 EL 171 EL
Uplink Power Density (dBW/Hz) -50.0 -50.0 -50.0 -50.0 -50.0 -50.0
Uplink Polarization Advantage (dB) 0 0 0 0 0 0
Downlink EIRP Density (dBW/Hz) -26.0 -26.0 -26.0 -26.0 -26.0 -26.0
Downlink Polarization Advantage (dB) 0 0 0 0 0 0
CARRIER INFORMATION
Carrier ID 3 3 3 4 4 4
Emission Designation 10M3G7W 10M3G7W 10M3G7W 100KG7W 100KG7W 100KG7W
Information Rate (kbps) 6000 6000 6000 64 64 64
Carrier Modulation QPSK QPSK QPSK QPSK QPSK QPSK
Peak to Peak Bandwidth of EDS (MHz) n/a n/a n/a n/a n/a n/a
Code Rate 1/2xRS 1/2xRS 1/2xRS 1/2xRS 1/2xRS 1/2xRS
Occupied Bandwidth (kHz) 6771.1 6771.1 6771.1 75.4 75.4 75.4
Allocated Bandwidth (kHz) 10300 10300 10300 100 100 100
Minimum C/N, Clear Sky (dB) 3.9 3.9 3.9 3.0 3.0 3.0
Minimum C/N, Rain (dB) 3.6 3.6 3.6 2.8 2.8 2.8
UPLINK EARTH STATION
Earth Station Diameter (meters) 7.0 7.0 7.0 7.0 7.0 7.0
Earth Station Gain (dBi) 57.4 57.4 57.4 57.4 57.4 57.4
Earth Station Elevation Angle 20 20 20 20 20 20
DOWNLINK EARTH STATION
Earth Station Diameter (meters) 6.1 6.1 6.1 4.6 4.6 4.6
Earth Station Gain (dBi) 54.6 54.6 54.6 52.6 52.6 52.6
Earth Station G/T (dB/K) 32.2 32.2 28.5 30.1 30.1 26.5
Earth Station Elevation Angle 20 20 20 20 20 20

LINK FADE TYPE Clear Sky Uplink Fade Downlink Fade Clear Sky Uplink Fade Downlink Fade

UPLINK PERFORMANCE
Uplink Earth Station EIRP (dBW) 73.9 73.9 73.9 54.1 54.1 54.1
Uplink Path Loss, Clear Sky (dB) -206.7 -206.7 -206.7 -206.7 -206.7 -206.7
Uplink Rain Attenutation (dB) 0.0 -3.8 0.0 0.0 -3.9 0.0
Satellite G/T (dB/K) -7.1 -7.1 -7.1 -7.1 -7.1 -7.1
Boltzman Constant (dBW/K-Hz) 228.6 228.6 228.6 228.6 228.6 228.6
Carrier Noise Bandwidth (dB-Hz) -68.3 -68.3 -68.3 -48.8 -48.8 -48.8
Uplink C/N (dB) 20.3 16.6 20.3 20.1 16.2 20.1
DOWNLINK PERFORMANCE
Downlink EIRP per Carrier (dBW) 32.3 28.6 32.3 12.5 8.6 12.5
Antenna Pointing Error (dB) -0.5 -0.5 -0.5 -0.5 -0.5 -0.5
Downlink Path Loss, Clear Sky (dB) -205.1 -205.1 -205.1 -205.1 -205.1 -205.1
Downlink Rain Attenuation (dB) 0.0 0.0 -8.8 0.0 0.0 -7.6
Earth Station G/T, Clear Sky (dB/K) 32.2 32.2 28.5 30.1 30.1 26.5
Boltzman Constant (dBW/K-Hz) 228.6 228.6 228.6 228.6 228.6 228.6
Carrier Noise Bandwidth (dB-Hz) -68.3 -68.3 -68.3 -48.8 -48.8 -48.8
Downlink C/N (dB) 19.2 15.5 6.8 16.8 13.0 5.7
COMPOSITE LINK PERFORMANCE
C/N Uplink (dB) 20.3 16.6 20.3 20.1 16.2 20.1
C/N Downlink (dB) 19.2 15.5 6.8 16.8 13.0 5.7
C/I Intermodulation (dB) 10.3 6.7 10.3 10.0 6.2 10.0
C/I Uplink Co-Channel (dB)* 19.3 15.6 19.3 19.6 15.8 19.6
C/I Downlink Co-Channel (dB)* 19.3 15.6 19.3 19.6 15.8 19.6
C/I Uplink Adjacent Satellite 1 (dB) 27.6 23.8 27.6 27.3 23.5 27.3
C/I Downlink Adjacent Satellite 1 (dB) 22.8 19.1 22.8 20.3 16.5 20.3
C/I Uplink Adjacent Satellite 2 (dB) 27.6 23.8 27.6 27.3 23.5 27.3
C/I Downlink Adjacent Satellite 2 (dB) 23.4 19.7 23.4 21.3 17.4 21.3

C/(N+I) Composite (dB) 8.2 4.6 4.6 7.6 3.8 3.8
Required System Margin (dB) -1.0 -1.0 -1.0 -1.0 -1.0 -1.0
Net C/(N+I) Composite (dB) 7.2 3.6 3.6 6.6 2.8 2.8
Minimum Required C/N (dB) -3.9 -3.6 -3.6 -3.0 -2.8 -2.8
Excess Link Margin (dB) 3.3 0.0 0.0 3.6 0.0 0.0
Number of Carriers 3.5 3.5 3.5 360.0 360.0 360.0
Carrier Density Levels
Uplink Power Density (dBW/Hz) -51.8 -51.8 -51.8 -52.1 -52.1 -52.1
Downlink EIRP Density At Beam Peak -30.0 -33.7 -30.0 -30.3 -34.2 -30.3

* Note: The C/I level is adjusted depending on the signal level and transponder mode of operation.

EXHIBIT 4B: Ku-BAND LINK BUDGETS (continued)
UPLINK BEAM INFORMATION
Uplink Beam Name Pacific Pacific Pacific Pacific Pacific Pacific
Uplink Frequency (MHz) 13000 – 13250 13000 – 13250 13000 – 13250 13000 – 13250 13000 – 13250 13000 - 13250
Uplink Beam Polarization Horizontal Horizontal Horizontal Horizontal Horizontal Horizontal
Uplink Relative Contour Level (dB) -10 -10 -10 -10 -10 -10
Uplink Contour G/T (dB/K) -7.1 -7.1 -7.1 -7.1 -7.1 -7.1
Uplink SFD (dBW/m2) -69.9 -69.9 -69.9 -69.9 -69.9 -69.9
Rain Rate (mm/hr) 95.0 95.0 95.0 95.0 95.0 95.0
DOWNLINK BEAM INFORMATION
Downlink Beam Name China China China China China China
Downlink Frequency (MHz) 10700 – 10950 10700 – 10950 10700 – 10950 10700 – 10950 10700 – 10950 10700 – 10950
Downlink Beam Polarization Horizontal Horizontal Horizontal Horizontal Horizontal Horizontal
Downlink Relative Contour Level (dB) -6 -6 -6 -6 -6 -6
Downlink Contour EIRP (dBW) 48.0 48.0 48.0 48.0 48.0 48.0
Rain Rate (mm/hr) 95.0 95.0 95.0 95.0 95.0 95.0
ADJACENT SATELLITE 1
Satellite 1 Orbital Location 167 EL 167 EL 167 EL 167 EL 167 EL 167 EL
Uplink Power Density (dBW/Hz) -50.0 -50.0 -50.0 -50.0 -50.0 -50.0
Uplink Polarization Advantage (dB) 0 0 0 0 0 0
Downlink EIRP Density (dBW/Hz) -26.0 -26.0 -26.0 -26.0 -26.0 -26.0
Downlink Polarization Advantage (dB) 0 0 0 0 0 0
ADJACENT SATELLITE 2
Satellite 2 Orbital Location 171 EL 171 EL 171 EL 171 EL 171 EL 171 EL
Uplink Power Density (dBW/Hz) -50.0 -50.0 -50.0 -50.0 -50.0 -50.0
Uplink Polarization Advantage (dB) 0 0 0 0 0 0
Downlink EIRP Density (dBW/Hz) -26.0 -26.0 -26.0 -26.0 -26.0 -26.0
Downlink Polarization Advantage (dB) 0 0 0 0 0 0
CARRIER INFORMATION
Carrier ID 5 5 5 6 6 6
Emission Designation 1M45G7W 1M45G7W 1M45G7W 400KG7W 400KG7W 400KG7W
Information Rate (kbps) 512 512 512 128 128 128
Carrier Modulation BPSK BPSK BPSK BPSK BPSK BPSK
Peak to Peak Bandwidth of EDS (MHz) n/a n/a n/a n/a n/a n/a
Code Rate 1/2 1/2 1/2 ½ 1/2 1/2
Occupied Bandwidth (kHz) 1229 1229 1229 307 307 307
Allocated Bandwidth (kHz) 1450 1450 1450 400 400 400
Minimum C/N, Clear Sky (dB) 3.4 3.4 3.4 3.4 3.4 3.4
Minimum C/N, Rain (dB) 2.7 2.7 2.7 2.7 2.7 2.7
UPLINK EARTH STATION
Earth Station Diameter (meters) 7.0 7.0 7.0 4.6 4.6 4.6
Earth Station Gain (dBi) 57.4 57.4 57.4 54.0 54.0 54.0
Earth Station Elevation Angle 20 20 20 20 20 20
DOWNLINK EARTH STATION
Earth Station Diameter (meters) 4.6 4.6 4.6 7.0 7.0 7.0
Earth Station Gain (dBi) 52.7 52.7 52.7 56.1 56.1 56.1
Earth Station G/T (dB/K) 30.1 30.1 26.6 33.7 33.7 30.0
Earth Station Elevation Angle 20 20 20 20 20 20

LINK FADE TYPE Clear Sky Uplink Fade Downlink Fade Clear Sky Uplink Fade Downlink Fade

UPLINK PERFORMANCE
Uplink Earth Station EIRP (dBW) 66.0 66.0 66.0 58.8 58.8 58.8
Uplink Path Loss, Clear Sky (dB) -206.7 -206.7 -206.7 -206.7 -206.7 -206.7
Uplink Rain Attenutation (dB) 0.0 -3.9 0.0 0.0 -3.1 0.0
Satellite G/T (dB/K) -7.1 -7.1 -7.1 -7.1 -7.1 -7.1
Boltzman Constant (dBW/K-Hz) 228.6 228.6 228.6 228.6 228.6 228.6
Carrier Noise Bandwidth (dB-Hz) -60.9 -60.9 -60.9 -54.9 -54.9 -54.9
Uplink C/N (dB) 19.9 16.0 19.9 18.6 15.5 18.6
DOWNLINK PERFORMANCE
Downlink EIRP per Carrier (dBW) 24.4 20.6 24.4 17.2 14.0 17.2
Antenna Pointing Error (dB) -0.5 -0.5 -0.5 -0.5 -0.5 -0.5
Downlink Path Loss, Clear Sky (dB) -205.1 -205.1 -205.1 -205.1 -205.1 -205.1
Downlink Rain Attenuation (dB) 0.0 0.0 -7.1 0.0 0.0 -8.9
Earth Station G/T, Clear Sky (dB/K) 30.1 30.1 26.6 33.7 33.7 30.0
Boltzman Constant (dBW/K-Hz) 228.6 228.6 228.6 228.6 228.6 228.6
Carrier Noise Bandwidth (dB-Hz) -60.9 -60.9 -60.9 -54.9 -54.9 -54.9
Downlink C/N (dB) 16.7 12.8 5.7 19.0 15.9 6.4
COMPOSITE LINK PERFORMANCE
C/N Uplink (dB) 19.9 16.0 19.9 18.6 15.5 18.6
C/N Downlink (dB) 16.7 12.8 5.7 19.0 15.9 6.4
C/I Intermodulation (dB) 9.9 6.0 9.9 8.6 5.5 8.6
C/I Uplink Co-Channel (dB)* 20.0 16.1 20.0 18.3 15.2 18.3
C/I Downlink Co-Channel (dB)* 20.0 16.1 20.0 18.3 15.2 18.3
C/I Uplink Adjacent Satellite 1 (dB) 27.1 23.3 27.1 25.9 22.8 25.9
C/I Downlink Adjacent Satellite 1 (dB) 20.2 16.3 20.2 22.6 19.5 22.6
C/I Uplink Adjacent Satellite 2 (dB) 27.1 23.3 27.1 25.9 22.8 25.9
C/I Downlink Adjacent Satellite 2 (dB) 21.1 17.3 21.1 23.2 20.1 23.2

C/(N+I) Composite (dB) 7.5 3.7 3.7 6.8 3.7 3.7
Required System Margin (dB) -1.0 -1.0 -1.0 -1.0 -1.0 -1.0
Net C/(N+I) Composite (dB) 6.5 2.7 2.7 5.8 2.7 2.7
Minimum Required C/N (dB) -3.4 -2.7 -2.7 -3.4 -2.7 -2.7
Excess Link Margin (dB) 3.1 0.0 0.0 2.4 0.0 0.0
Number of Carriers 24.8 24.8 24.8 90.0 90.0 90.0
Carrier Density Levels
Uplink Power Density (dBW/Hz) -52.2 -52.2 -52.2 -50.1 -50.1 -50.1
Downlink EIRP Density At Beam Peak -30.5 -34.3 -30.5 -31.7 -34.9 -31.7

* Note: The C/I level is adjusted depending on the signal level and transponder mode of operation.

EXHIBIT 4B: Ku-BAND LINK BUDGETS (continued)
UPLINK BEAM INFORMATION
Uplink Beam Name North Pacific North Pacific North Pacific North Pacific North Pacific North Pacific
Uplink Frequency (MHz) 12750 – 13000 12750 – 13000 12750 – 13000 12750 – 13000 12750 – 13000 12750 – 13000
Uplink Beam Polarization Vertical Vertical Vertical Vertical Vertical Vertical
Uplink Relative Contour Level (dB) -10 -10 -10 -10 -10 -10
Uplink Contour G/T (dB/K) -5.4 -5.4 -5.4 -5.4 -5.4 -5.4
Uplink SFD (dBW/m2) -68.6 -68.6 -68.6 -68.6 -68.6 -68.6
Rain Rate (mm/hr) 95.0 95.0 95.0 95.0 95.0 95.0
DOWNLINK BEAM INFORMATION
Downlink Beam Name Japan Japan Japan Japan Japan Japan
Downlink Frequency (MHz) 11200 – 11450 11200 – 11450 11200 – 11450 11200 – 11450 11200 – 11450 11200 – 11450
Downlink Beam Polarization Vertical Vertical Vertical Vertical Vertical Vertical
Downlink Relative Contour Level (dB) -8 -8 -8 -8 -8 -8
Downlink Contour EIRP (dBW) 44.6 44.6 44.6 44.6 44.6 44.6
Rain Rate (mm/hr) 95.0 95.0 95.0 95.0 95.0 95.0
ADJACENT SATELLITE 1
Satellite 1 Orbital Location 167 EL 167 EL 167 EL 167 EL 167 EL 167 EL
Uplink Power Density (dBW/Hz) -50.0 -50.0 -50.0 -50.0 -50.0 -50.0
Uplink Polarization Advantage (dB) 0 0 0 0 0 0
Downlink EIRP Density (dBW/Hz) -26.0 -26.0 -26.0 -26.0 -26.0 -26.0
Downlink Polarization Advantage (dB) 0 0 0 0 0 0
ADJACENT SATELLITE 2
Satellite 2 Orbital Location 171 EL 171 EL 171 EL 171 EL 171 EL 171 EL
Uplink Power Density (dBW/Hz) -50.0 -50.0 -50.0 -50.0 -50.0 -50.0
Uplink Polarization Advantage (dB) 0 0 0 0 0 0
Downlink EIRP Density (dBW/Hz) -26.0 -26.0 -26.0 -26.0 -26.0 -26.0
Downlink Polarization Advantage (dB) 0 0 0 0 0 0
CARRIER INFORMATION
Carrier ID 1 1 1 2 2 2
Emission Designation 36M0F3F 36M0F3F 36M0F3F 36M0G7W 36M0G7W 36M0G7W
Information Rate (kbps) n/a n/a n/a 32767 36863 36863
Carrier Modulation TV/FM TV/FM TV/FM QPSK QPSK QPSK
Peak to Peak Bandwidth of EDS (MHz) 4 4 4 n/a n/a n/a
Code Rate n/a n/a n/a 2/3xRS 3/4xRS 3/4xRS
Occupied Bandwidth (kHz) 36000 36000 36000 30133 30133 30133
Allocated Bandwidth (kHz) 36000 36000 36000 36000 36000 36000
Minimum C/N, Clear Sky (dB) 10 10 10 5.1 5.1 5.1
Minimum C/N, Rain (dB) 10 10 10 5.1 5.1 5.1
UPLINK EARTH STATION
Earth Station Diameter (meters) 7.0 7.0 7.0 7.0 7.0 7.0
Earth Station Gain (dBi) 57.2 57.2 57.2 57.2 57.2 57.2
Earth Station Elevation Angle 20 20 20 20 20 20
DOWNLINK EARTH STATION
Earth Station Diameter (meters) 11.0 11.0 11.0 3.7 3.7 3.7
Earth Station Gain (dBi) 59.9 59.9 59.9 50.6 50.6 50.6
Earth Station G/T (dB/K) 37.5 37.5 34.8 28.1 28.1 25.6
Earth Station Elevation Angle 20 20 20 20 20 20

LINK FADE TYPE Clear Sky Uplink Fade Downlink Fade Clear Sky Uplink Fade Downlink Fade

UPLINK PERFORMANCE
Uplink Earth Station EIRP (dBW) 79.1 79.1 79.1 81.0 81.0 81.0
Uplink Path Loss, Clear Sky (dB) -206.6 -206.6 -206.6 -206.6 -206.6 -206.6
Uplink Rain Attenutation (dB) 0.0 -3.9 0.0 0.0 -8.3 0.0
Satellite G/T (dB/K) -5.4 -5.4 -5.4 -5.4 -5.4 -5.4
Boltzman Constant (dBW/K-Hz) 228.6 228.6 228.6 228.6 228.6 228.6
Carrier Noise Bandwidth (dB-Hz) -75.6 -75.6 -75.6 -74.8 -74.8 -74.8
Uplink C/N (dB) 20.2 16.3 20.2 22.8 14.5 22.8
DOWNLINK PERFORMANCE
Downlink EIRP per Carrier (dBW) 34.9 33.6 34.9 36.8 34.4 36.8
Antenna Pointing Error (dB) -0.5 -0.5 -0.5 -0.5 -0.5 -0.5
Downlink Path Loss, Clear Sky (dB) -205.5 -205.5 -205.5 -205.5 -205.5 -205.5
Downlink Rain Attenuation (dB) 0.0 0.0 -3.5 0.0 0.0 -3.1
Earth Station G/T, Clear Sky (dB/K) 37.5 37.5 34.8 28.1 28.1 25.6
Boltzman Constant (dBW/K-Hz) 228.6 228.6 228.6 228.6 228.6 228.6
Carrier Noise Bandwidth (dB-Hz) -75.6 -75.6 -75.6 -74.8 -74.8 -74.8
Downlink C/N (dB) 19.5 18.2 13.2 12.7 10.3 7.2
COMPOSITE LINK PERFORMANCE
C/N Uplink (dB) 20.2 16.3 20.2 21.3 22.8 14.5
22.8 19.5 18.2 13.2 12.7 10.3 7.2
C/I Intermodulation (dB) n/a n/a n/a n/a n/a n/a
C/I Uplink Co-Channel (dB)* 23.8 19.9 23.8 24.7 16.4 24.7
C/I Downlink Co-Channel (dB)* 23.8 22.5 23.8 24.7 22.3 24.7
C/I Uplink Adjacent Satellite 1 (dB) 25.5 21.7 25.5 28.2 19.9 28.2
C/I Downlink Adjacent Satellite 1 (dB) 23.6 22.3 23.6 16.6 14.2 16.6
C/I Uplink Adjacent Satellite 2 (dB) 25.5 21.7 25.5 28.2 19.9 28.2
C/I Downlink Adjacent Satellite 2 (dB) 23.9 22.6 23.9 17.6 15.2 17.6

C/(N+I) Composite (dB) 13.6 11.0 11.0 9.7 6.1 6.1
Required System Margin (dB) -1.0 -1.0 -1.0 -1.0 -1.0 -1.0
Net C/(N+I) Composite (dB) 12.6 10.0 10.0 8.7 5.1 5.1
Minimum Required C/N (dB) -10.0 -10.0 -10.0 -5.1 -5.1 -5.1
Excess Link Margin (dB) 2.6 0.0 0.0 3.6 0.0 0.0
Number of Carriers 1.0 1.0 1.0 1.0 1.0 1.0
Carrier Density Levels
Uplink Power Density (dBW/Hz) -44.1 -44.1 -44.1 -51.0 -51.0 -51.0
Downlink EIRP Density At Beam Peak -23.1 -24.4 -23.1 -30.0 -32.4 -30.0

* Note: The C/I level is adjusted depending on the signal level and transponder mode of operation.

EXHIBIT 4B: Ku-BAND LINK BUDGETS (continued)
UPLINK BEAM INFORMATION
Uplink Beam Name North Pacific North Pacific North Pacific North Pacific North Pacific North Pacific
Uplink Frequency (MHz) 12750 – 13000 12750 – 13000 12750 – 13000 12750 – 13000 12750 – 13000 12750 – 13000
Uplink Beam Polarization Vertical Vertical Vertical Vertical Vertical Vertical
Uplink Relative Contour Level (dB) -10 -10 -10 -10 -10 -10
Uplink Contour G/T (dB/K) -5.4 -5.4 -5.4 -5.4 -5.4 -5.4
Uplink SFD (dBW/m2) -74.6 -74.6 -74.6 -74.6 -74.6 -74.6
Rain Rate (mm/hr) 95.0 95.0 95.0 95.0 95.0 95.0
DOWNLINK BEAM INFORMATION
Downlink Beam Name Japan Japan Japan Japan Japan Japan
Downlink Frequency (MHz) 11200 – 11450 11200 – 11450 11200 – 11450 11200 – 11450 11200 – 11450 11200 – 11450
Downlink Beam Polarization Vertical Vertical Vertical Vertical Vertical Vertical
Downlink Relative Contour Level (dB) -8 -8 -8 -8 -8 -8
Downlink Contour EIRP (dBW) 44.6 44.6 44.6 44.6 44.6 44.6
Rain Rate (mm/hr) 95.0 95.0 95.0 95.0 95.0 95.0
ADJACENT SATELLITE 1
Satellite 1 Orbital Location 167 EL 167 EL 167 EL 167 EL 167 EL 167 EL
Uplink Power Density (dBW/Hz) -50.0 -50.0 -50.0 -50.0 -50.0 -50.0
Uplink Polarization Advantage (dB) 0 0 0 0 0 0
Downlink EIRP Density (dBW/Hz) -26.0 -26.0 -26.0 -26.0 -26.0 -26.0
Downlink Polarization Advantage (dB) 0 0 0 0 0 0
ADJACENT SATELLITE 2
Satellite 2 Orbital Location 171 EL 171 EL 171 EL 171 EL 171 EL 171 EL
Uplink Power Density (dBW/Hz) -50.0 -50.0 -50.0 -50.0 -50.0 -50.0
Uplink Polarization Advantage (dB) 0 0 0 0 0 0
Downlink EIRP Density (dBW/Hz) -26.0 -26.0 -26.0 -26.0 -26.0 -26.0
Downlink Polarization Advantage (dB) 0 0 0 0 0 0
CARRIER INFORMATION
Carrier ID 3 3 3 4 4 4
Emission Designation 10M3G7W 10M3G7W 10M3G7W 100KG7W 100KG7W 100KG7W
Information Rate (kbps) 6000 6000 6000 64 64 64
Carrier Modulation QPSK QPSK QPSK QPSK QPSK QPSK
Peak to Peak Bandwidth of EDS (MHz) n/a n/a n/a n/a n/a n/a
Code Rate 1/2xRS 1/2xRS 1/2xRS 1/2xRS 1/2xRS 1/2xRS
Occupied Bandwidth (kHz) 6771.1 6771.1 6771.1 75.4 75.4 75.4
Allocated Bandwidth (kHz) 10300 10300 10300 100 100 100
Minimum C/N, Clear Sky (dB) 3.9 3.9 3.9 3.0 3.0 3.0
Minimum C/N, Rain (dB) 3.6 3.6 3.6 2.8 2.8 2.8
UPLINK EARTH STATION
Earth Station Diameter (meters) 7.0 7.0 7.0 7.0 7.0 7.0
Earth Station Gain (dBi) 57.2 57.2 57.2 57.2 57.2 57.2
Earth Station Elevation Angle 20 20 20 20 20 20
DOWNLINK EARTH STATION
Earth Station Diameter (meters) 4.6 4.6 4.6 4.6 4.6 4.6
Earth Station Gain (dBi) 53.0 53.0 53.0 53.0 53.0 53.0
Earth Station G/T (dB/K) 30.5 30.5 27.3 30.5 30.5 27.3
Earth Station Elevation Angle 20 20 20 20 20 20

LINK FADE TYPE Clear Sky Uplink Fade Downlink Fade Clear Sky Uplink Fade Downlink Fade

UPLINK PERFORMANCE
Uplink Earth Station EIRP (dBW) 70.6 70.6 70.6 50.4 50.4 50.4
Uplink Path Loss, Clear Sky (dB) -206.6 -206.6 -206.6 -206.6 -206.6 -206.6
Uplink Rain Attenutation (dB) 0.0 -3.6 0.0 0.0 -3.6 0.0
Satellite G/T (dB/K) -5.4 -5.4 -5.4 -5.4 -5.4 -5.4
Boltzman Constant (dBW/K-Hz) 228.6 228.6 228.6 228.6 228.6 228.6
Carrier Noise Bandwidth (dB-Hz) -68.3 -68.3 -68.3 -48.8 -48.8 -48.8
Uplink C/N (dB) 18.9 15.3 18.9 18.2 14.6 18.2
DOWNLINK PERFORMANCE
Downlink EIRP per Carrier (dBW) 30.3 26.8 30.3 10.0 6.5 10.0
Antenna Pointing Error (dB) -0.5 -0.5 -0.5 -0.5 -0.5 -0.5
Downlink Path Loss, Clear Sky (dB) -205.5 -205.5 -205.5 -205.5 -205.5 -205.5
Downlink Rain Attenuation (dB) 0.0 0.0 -5.4 0.0 0.0 -5.5
Earth Station G/T, Clear Sky (dB/K) 30.5 30.5 27.3 30.5 30.5 27.3
Boltzman Constant (dBW/K-Hz) 228.6 228.6 228.6 228.6 228.6 228.6
Carrier Noise Bandwidth (dB-Hz) -68.3 -68.3 -68.3 -48.8 -48.8 -48.8
Downlink C/N (dB) 15.1 11.6 6.5 14.4 10.8 5.7
COMPOSITE LINK PERFORMANCE
C/N Uplink (dB) 18.9 15.3 18.9 18.2 14.6 18.2
C/N Downlink (dB) 15.1 11.6 6.5 14.4 10.8 5.7
C/I Intermodulation (dB) 11.7 8.4 11.7 11.0 7.4 11.0
C/I Uplink Co-Channel (dB)* 20.8 17.2 20.8 20.6 17.1 20.6
C/I Downlink Co-Channel (dB)* 20.8 17.3 20.8 20.6 17.1 20.6
C/I Uplink Adjacent Satellite 1 (dB) 24.3 20.7 24.3 23.6 20.0 23.6
C/I Downlink Adjacent Satellite 1 (dB) 19.1 15.6 19.1 18.4 14.8 18.4
C/I Uplink Adjacent Satellite 2 (dB) 24.3 20.7 24.3 23.6 20.0 23.6
C/I Downlink Adjacent Satellite 2 (dB) 19.9 16.4 19.9 19.2 15.6 19.2

C/(N+I) Composite (dB) 8.0 4.6 4.6 7.4 3.8 3.8
Required System Margin (dB) -1.0 -1.0 -1.0 -1.0 -1.0 -1.0
Net C/(N+I) Composite (dB) 7.0 3.6 3.6 6.4 2.8 2.8
Minimum Required C/N (dB) -3.9 -3.6 -3.6 -3.0 -2.8 -2.8
Excess Link Margin (dB) 3.1 0.0 0.0 3.4 0.0 0.0
Number of Carriers 3.5 3.5 3.5 360.0 360.0 360.0
Carrier Density Levels
Uplink Power Density (dBW/Hz) -54.9 -54.9 -54.9 -55.6 -55.6 -55.6
Downlink EIRP Density At Beam Peak -30.0 -33.5 -30.0 -30.7 -34.3 -30.7

* Note: The C/I level is adjusted depending on the signal level and transponder mode of operation.

EXHIBIT 4B: Ku-BAND LINK BUDGETS (continued)
UPLINK BEAM INFORMATION
Uplink Beam Name North Pacific North Pacific North Pacific North Pacific North Pacific North Pacific
Uplink Frequency (MHz) 12750 – 13000 12750 – 13000 12750 – 13000 12750 – 13000 12750 – 13000 12750 – 13000
Uplink Beam Polarization Vertical Vertical Vertical Vertical Vertical Vertical
Uplink Relative Contour Level (dB) -10 -10 -10 -10 -10 -10
Uplink Contour G/T (dB/K) -5.4 -5.4 -5.4 -5.4 -5.4 -5.4
Uplink SFD (dBW/m2) -74.6 -74.6 -74.6 -74.6 -74.6 -74.6
Rain Rate (mm/hr) 95.0 95.0 95.0 95.0 95.0 95.0
DOWNLINK BEAM INFORMATION
Downlink Beam Name Japan Japan Japan Japan Japan Japan
Downlink Frequency (MHz) 11200 – 11450 11200 – 11450 11200 – 11450 11200 – 11450 11200 – 11450 11200 – 11450
Downlink Beam Polarization Vertical Vertical Vertical Vertical Vertical Vertical
Downlink Relative Contour Level (dB) -8 -8 -8 -8 -8 -8
Downlink Contour EIRP (dBW) 44.6 44.6 44.6 44.6 44.6 44.6
Rain Rate (mm/hr) 95.0 95.0 95.0 95.0 95.0 95.0
ADJACENT SATELLITE 1
Satellite 1 Orbital Location 167 EL 167 EL 167 EL 167 EL 167 EL 167 EL
Uplink Power Density (dBW/Hz) -50.0 -50.0 -50.0 -50.0 -50.0 -50.0
Uplink Polarization Advantage (dB) 0 0 0 0 0 0
Downlink EIRP Density (dBW/Hz) -26.0 -26.0 -26.0 -26.0 -26.0 -26.0
Downlink Polarization Advantage (dB) 0 0 0 0 0 0
ADJACENT SATELLITE 2
Satellite 2 Orbital Location 171 EL 171 EL 171 EL 171 EL 171 EL 171 EL
Uplink Power Density (dBW/Hz) -50.0 -50.0 -50.0 -50.0 -50.0 -50.0
Uplink Polarization Advantage (dB) 0 0 0 0 0 0
Downlink EIRP Density (dBW/Hz) -26.0 -26.0 -26.0 -26.0 -26.0 -26.0
Downlink Polarization Advantage (dB) 0 0 0 0 0 0
CARRIER INFORMATION
Carrier ID 5 5 5 6 6 6
Emission Designation 1M45G7W 1M45G7W 1M45G7W 400KG7W 400KG7W 400KG7W
Information Rate (kbps) 512 512 512 128 128 128
Carrier Modulation BPSK BPSK BPSK BPSK BPSK BPSK
Peak to Peak Bandwidth of EDS (MHz) n/a n/a n/a n/a n/a n/a
Code Rate 1/2 1/2 1/2 ½ 1/2 1/2
Occupied Bandwidth (kHz) 1229 1229 1229 307 307 307
Allocated Bandwidth (kHz) 1450 1450 1450 400 400 400
Minimum C/N, Clear Sky (dB) 3.4 3.4 3.4 3.4 3.4 3.4
Minimum C/N, Rain (dB) 2.7 2.7 2.7 2.7 2.7 2.7
UPLINK EARTH STATION
Earth Station Diameter (meters) 7.0 7.0 7.0 4.6 4.6 4.6
Earth Station Gain (dBi) 57.2 57.2 57.2 53.8 53.8 53.8
Earth Station Elevation Angle 20 20 20 20 20 20
DOWNLINK EARTH STATION
Earth Station Diameter (meters) 4.6 4.6 4.6 7.0 7.0 7.0
Earth Station Gain (dBi) 53.0 53.0 53.0 56.6 56.5 56.5
Earth Station G/T (dB/K) 30.5 30.5 27.3 34.1 34.1 30.5
Earth Station Elevation Angle 20 20 20 20 20 20

LINK FADE TYPE Clear Sky Uplink Fade Downlink Fade Clear Sky Uplink Fade Downlink Fade

UPLINK PERFORMANCE
Uplink Earth Station EIRP (dBW) 62.3 62.3 62.3 55.2 55.2 55.2
Uplink Path Loss, Clear Sky (dB) -206.6 -206.6 -206.6 -206.6 -206.6 -206.6
Uplink Rain Attenutation (dB) 0.0 -3.6 0.0 0.0 -3.4 0.0
Satellite G/T (dB/K) -5.4 -5.4 -5.4 -5.4 -5.4 -5.4
Boltzman Constant (dBW/K-Hz) 228.6 228.6 228.6 228.6 228.6 228.6
Carrier Noise Bandwidth (dB-Hz) -60.9 -60.9 -60.9 -54.9 -54.9 -54.9
Uplink C/N (dB) 18.1 14.5 18.1 17.0 13.6 17.0
DOWNLINK PERFORMANCE
Downlink EIRP per Carrier (dBW) 22.0 18.4 22.0 14.9 11.5 14.9
Antenna Pointing Error (dB) -0.5 -0.5 -0.5 -0.5 -0.5 -0.5
Downlink Path Loss, Clear Sky (dB) -205.5 -205.5 -205.5 -205.5 -205.5 -205.5
Downlink Rain Attenuation (dB) 0.0 0.0 -5.5 0.0 0.0 -7.2
Earth Station G/T, Clear Sky (dB/K) 30.5 30.5 27.3 34.1 34.1 30.5
Boltzman Constant (dBW/K-Hz) 228.6 228.6 228.6 228.6 228.6 228.6
Carrier Noise Bandwidth (dB-Hz) -60.9 -60.9 -60.9 -54.9 -54.9 -54.9
Downlink C/N (dB) 14.3 10.7 5.6 16.8 13.4 6.0
COMPOSITE LINK PERFORMANCE
C/N Uplink (dB) 18.1 14.5 18.1 17.0 13.6 17.0
C/N Downlink (dB) 14.3 10.7 5.6 16.8 13.4 6.0
C/I Intermodulation (dB) 10.9 7.3 10.9 9.8 6.4 9.8
C/I Uplink Co-Channel (dB)* 21.0 17.4 21.0 19.5 16.1 19.5
C/I Downlink Co-Channel (dB)* 21.0 17.4 21.0 19.5 16.1 19.5
C/I Uplink Adjacent Satellite 1 (dB) 23.4 19.9 23.4 22.4 19.0 22.4
C/I Downlink Adjacent Satellite 1 (dB) 18.2 14.7 18.2 20.8 17.4 20.8
C/I Uplink Adjacent Satellite 2 (dB) 23.4 19.9 23.4 22.4 19.0 22.4
C/I Downlink Adjacent Satellite 2 (dB) 19.1 15.5 19.1 21.3 17.9 21.3

C/(N+I) Composite (dB) 7.3 3.7 3.7 7.1 3.7 3.7
Required System Margin (dB) -1.0 -1.0 -1.0 -1.0 -1.0 -1.0
Net C/(N+I) Composite (dB) 6.3 2.7 2.7 6.1 2.7 2.7
Minimum Required C/N (dB) -3.4 -2.7 -2.7 -3.4 -2.7 -2.7
Excess Link Margin (dB) 2.9 0.0 0.0 2.7 0.0 0.0
Number of Carriers 24.8 24.8 24.8 90.0 90.0 90.0
Carrier Density Levels
Uplink Power Density (dBW/Hz) -55.8 -55.8 -55.8 -53.5 -53.5 -53.5
Downlink EIRP Density At Beam Peak -30.9 -34.5 -30.9 -32.0 -35.4 -32.0

* Note: The C/I level is adjusted depending on the signal level and transponder mode of operation.

EXHIBIT 4B: Ku-BAND LINK BUDGETS (continued)
UPLINK BEAM INFORMATION
Uplink Beam Name Pacific Pacific Pacific Pacific Pacific Pacific
Uplink Frequency (MHz) 14000 – 14250 14000 – 14250 14000 – 14250 14000 – 14250 14000 – 14250 14000 – 14250
Uplink Beam Polarization Horizontal Horizontal Horizontal Horizontal Horizontal Horizontal
Uplink Relative Contour Level (dB) -10 -10 -10 -10 -10 -10
Uplink Contour G/T (dB/K) -7.1 -7.1 -7.1 -7.1 -7.1 -7.1
Uplink SFD (dBW/m2) -66.9 -66.9 -66.9 -66.9 -66.9 -66.9
Rain Rate (mm/hr) 95.0 95.0 95.0 95.0 95.0 95.0
DOWNLINK BEAM INFORMATION
Downlink Beam Name Steerable Spot Steerable Spot Steerable Spot Steerable Spot Steerable Spot Steerable Spot
Downlink Frequency (MHz) 11450 – 11700 11450 – 11700 11450 – 1170 11450 – 11700 11450 – 11700 11450 – 11700
Downlink Beam Polarization Vertical Vertical Vertical Vertical Vertical Vertical
Downlink Relative Contour Level (dB) -4 -4 -4 -4 -4 -4
Downlink Contour EIRP (dBW) 44.6 44.6 44.6 44.6 44.6 44.6
Rain Rate (mm/hr) 95.0 95.0 95.0 95.0 95.0 95.0
ADJACENT SATELLITE 1
Satellite 1 Orbital Location 167 EL 167 EL 167 EL 167 EL 167 EL 167 EL
Uplink Power Density (dBW/Hz) -50.0 -50.0 -50.0 -50.0 -50.0 -50.0
Uplink Polarization Advantage (dB) 0 0 0 0 0 0
Downlink EIRP Density (dBW/Hz) -26.0 -26.0 -26.0 -26.0 -26.0 -26.0
Downlink Polarization Advantage (dB) 0 0 0 0 0 0
ADJACENT SATELLITE 2
Satellite 2 Orbital Location 171 EL 171 EL 171 EL 171 EL 171 EL 171 EL
Uplink Power Density (dBW/Hz) -50.0 -50.0 -50.0 -50.0 -50.0 -50.0
Uplink Polarization Advantage (dB) 0 0 0 0 0 0
Downlink EIRP Density (dBW/Hz) -26.0 -26.0 -26.0 -26.0 -26.0 -26.0
Downlink Polarization Advantage (dB) 0 0 0 0 0 0
CARRIER INFORMATION
Carrier ID 1 1 1 2 2 2
Emission Designation 36M0F3F 36M0F3F 36M0F3F 36M0G7W 36M0G7W 36M0G7W
Information Rate (kbps) n/a n/a n/a 32767 36863 36863
Carrier Modulation TV/FM TV/FM TV/FM QPSK QPSK QPSK
Peak to Peak Bandwidth of EDS (MHz) 4 4 4 n/a n/a n/a
Code Rate n/a n/a n/a 2/3xRS 3/4xRS 3/4xRS
Occupied Bandwidth (kHz) 36000 36000 36000 30133 30133 30133
Allocated Bandwidth (kHz) 36000 36000 36000 36000 36000 36000
Minimum C/N, Clear Sky (dB) 10 10 10 5.1 5.1 5.1
Minimum C/N, Rain (dB) 10 10 10 5.1 5.1 5.1
UPLINK EARTH STATION
Earth Station Diameter (meters) 9.0 9.0 9.0 7.0 7.0 7.0
Earth Station Gain (dBi) 60.1 60.1 60.1 58.0 58.0 58.0
Earth Station Elevation Angle 20 20 20 20 20 20
DOWNLINK EARTH STATION
Earth Station Diameter (meters) 9.0 9.0 9.0 3.7 3.7 3.7
Earth Station Gain (dBi) 58.7 58.7 58.7 50.8 50.8 50.8
Earth Station G/T (dB/K) 36.3 36.3 33.4 28.3 28.3 25.9
Earth Station Elevation Angle 20 20 20 20 20 20

LINK FADE TYPE Clear Sky Uplink Fade Downlink Fade Clear Sky Uplink Fade Downlink Fade

UPLINK PERFORMANCE
Uplink Earth Station EIRP (dBW) 82.1 82.1 82.1 82.3 82.3 82.3
Uplink Path Loss, Clear Sky (dB) -207.4 -207.4 -207.4 -207.4 -207.4 -207.4
Uplink Rain Attenutation (dB) 0.0 -6.6 0.0 0.0 -10.4 0.0
Satellite G/T (dB/K) -7.1 -7.1 -7.1 -7.1 -7.1 -7.1
Boltzman Constant (dBW/K-Hz) 228.6 228.6 228.6 228.6 228.6 228.6
Carrier Noise Bandwidth (dB-Hz) -75.6 -75.6 -75.6 -74.8 -74.8 -74.8
Uplink C/N (dB) 20.6 14.1 20.6 21.6 11.2 21.6
DOWNLINK PERFORMANCE
Downlink EIRP per Carrier (dBW) 36.2 36.1 36.2 36.4 36.1 36.4
Antenna Pointing Error (dB) -0.5 -0.5 -0.5 -0.5 -0.5 -0.5
Downlink Path Loss, Clear Sky (dB) -205.7 -205.7 -205.7 -205.7 -205.7 -205.7
Downlink Rain Attenuation (dB) 0.0 0.0 -3.9 0.0 0.0 -2.7
Earth Station G/T, Clear Sky (dB/K) 36.3 36.3 33.4 28.3 28.3 25.9
Boltzman Constant (dBW/K-Hz) 228.6 228.6 228.6 228.6 228.6 228.6
Carrier Noise Bandwidth (dB-Hz) -75.6 -75.6 -75.6 -74.8 -74.8 -74.8
Downlink C/N (dB) 19.4 19.3 12.6 12.3 12.0 7.2
COMPOSITE LINK PERFORMANCE
C/N Uplink (dB) 20.6 14.1 20.6 21.6 11.2 21.6
22.8 19.4 19.3 12.6 12.3 12.0 7.2
C/I Intermodulation (dB) n/a n/a n/a n/a n/a n/a
C/I Uplink Co-Channel (dB)* 25.0 18.4 25.0 25.0 14.6 25.0
C/I Downlink Co-Channel (dB)* 25.0 24.9 25.0 25.0 24.7 25.0
C/I Uplink Adjacent Satellite 1 (dB) 34.3 27.8 34.3 29.5 19.1 29.5
C/I Downlink Adjacent Satellite 1 (dB) 23.7 23.6 23.7 16.4 16.1 16.4
C/I Uplink Adjacent Satellite 2 (dB) 34.3 27.8 34.3 29.5 19.1 29.5
C/I Downlink Adjacent Satellite 2 (dB) 24.1 24.0 24.1 17.4 17.1 17.4

C/(N+I) Composite (dB) 14.5 11.0 11.0 9.4 6.1 6.1
Required System Margin (dB) -1.0 -1.0 -1.0 -1.0 -1.0 -1.0
Net C/(N+I) Composite (dB) 13.5 10.0 10.0 8.4 5.1 5.1
Minimum Required C/N (dB) -10.0 -10.0 -10.0 -5.1 -5.1 -5.1
Excess Link Margin (dB) 3.5 0.0 0.0 3.3 0.0 0.0
Number of Carriers 1.0 1.0 1.0 1.0 1.0 1.0
Carrier Density Levels
Uplink Power Density (dBW/Hz) -44.0 -44.0 -44.0 -50.5 -50.5 -50.5
Downlink EIRP Density At Beam Peak -25.8 -25.9 -25.9 -34.4 -34.7 -34.4

* Note: The C/I level is adjusted depending on the signal level and transponder mode of operation.

EXHIBIT 4B: Ku-BAND LINK BUDGETS (continued)
UPLINK BEAM INFORMATION
Uplink Beam Name Pacific Pacific Pacific Pacific Pacific Pacific
Uplink Frequency (MHz) 14000 – 14250 14000 – 14250 14000 – 14250 14000 – 14250 14000 – 14250 14000 – 14250
Uplink Beam Polarization Horizontal Horizontal Horizontal Horizontal Horizontal Horizontal
Uplink Relative Contour Level (dB) -10 -10 -10 -10 -10 -10
Uplink Contour G/T (dB/K) -7.1 -7.1 -7.1 -7.1 -7.1 -7.1
Uplink SFD (dBW/m2) -72.9 -72.9 -72.9 -72.9 -72.9 -72.9
Rain Rate (mm/hr) 95.0 95.0 95.0 95.0 95.0 95.0
DOWNLINK BEAM INFORMATION
Downlink Beam Name Steerable Spot Steerable Spot Steerable Spot Steerable Spot Steerable Spot Steerable Spot
Downlink Frequency (MHz) 11450 – 11700 11450 – 11700 11450 – 1170 11450 – 11700 11450 – 11700 11450 – 11700
Downlink Beam Polarization Vertical Vertical Vertical Vertical Vertical Vertical
Downlink Relative Contour Level (dB) -4 -4 -4 -4 -4 -4
Downlink Contour EIRP (dBW) 44.6 44.6 44.6 44.6 44.6 44.6
Rain Rate (mm/hr) 95.0 95.0 95.0 95.0 95.0 95.0
ADJACENT SATELLITE 1
Satellite 1 Orbital Location 167 EL 167 EL 167 EL 167 EL 167 EL 167 EL
Uplink Power Density (dBW/Hz) -50.0 -50.0 -50.0 -50.0 -50.0 -50.0
Uplink Polarization Advantage (dB) 0 0 0 0 0 0
Downlink EIRP Density (dBW/Hz) -26.0 -26.0 -26.0 -26.0 -26.0 -26.0
Downlink Polarization Advantage (dB) 0 0 0 0 0 0
ADJACENT SATELLITE 2
Satellite 2 Orbital Location 171 EL 171 EL 171 EL 171 EL 171 EL 171 EL
Uplink Power Density (dBW/Hz) -50.0 -50.0 -50.0 -50.0 -50.0 -50.0
Uplink Polarization Advantage (dB) 0 0 0 0 0 0
Downlink EIRP Density (dBW/Hz) -26.0 -26.0 -26.0 -26.0 -26.0 -26.0
Downlink Polarization Advantage (dB) 0 0 0 0 0 0
CARRIER INFORMATION
Carrier ID 3 3 3 4 4 4
Emission Designation 10M3G7W 10M3G7W 10M3G7W 100KG7W 100KG7W 100KG7W
Information Rate (kbps) 6000 6000 6000 64 64 64
Carrier Modulation QPSK QPSK QPSK QPSK QPSK QPSK
Peak to Peak Bandwidth of EDS (MHz) n/a n/a n/a n/a n/a n/a
Code Rate 1/2xRS 1/2xRS 1/2xRS 1/2xRS 1/2xRS 1/2xRS
Occupied Bandwidth (kHz) 6771.1 6771.1 6771.1 75.4 75.4 75.4
Allocated Bandwidth (kHz) 10300 10300 10300 100 100 100
Minimum C/N, Clear Sky (dB) 3.9 3.9 3.9 3.0 3.0 3.0
Minimum C/N, Rain (dB) 3.6 3.6 3.6 2.8 2.8 2.8
UPLINK EARTH STATION
Earth Station Diameter (meters) 7.0 7.0 7.0 7.0 7.0 7.0
Earth Station Gain (dBi) 58.0 58.0 58.0 58.0 58.0 58.0
Earth Station Elevation Angle 20 20 20 20 20 20
DOWNLINK EARTH STATION
Earth Station Diameter (meters) 3.0 3.0 3.0 2.4 2.4 2.4
Earth Station Gain (dBi) 48.9 48.9 48.9 47.2 47.2 47.2
Earth Station G/T (dB/K) 26.4 26.4 23.2 24.7 24.7 21.5
Earth Station Elevation Angle 20 20 20 20 20 20

LINK FADE TYPE Clear Sky Uplink Fade Downlink Fade Clear Sky Uplink Fade Downlink Fade

UPLINK PERFORMANCE
Uplink Earth Station EIRP (dBW) 75.6 75.6 75.6 56.7 56.7 56.7
Uplink Path Loss, Clear Sky (dB) -207.4 -207.4 -207.4 -207.4 -207.4 -207.4
Uplink Rain Attenutation (dB) 0.0 -5.1 0.0 0.0 -5.2 0.0
Satellite G/T (dB/K) -7.1 -7.1 -7.1 -7.1 -7.1 -7.1
Boltzman Constant (dBW/K-Hz) 228.6 228.6 228.6 228.6 228.6 228.6
Carrier Noise Bandwidth (dB-Hz) -68.3 -68.3 -68.3 -48.8 -48.8 -48.8
Uplink C/N (dB) 21.4 16.3 21.4 22.0 16.8 22.0
DOWNLINK PERFORMANCE
Downlink EIRP per Carrier (dBW) 33.6 28.7 33.6 14.6 9.5 14.6
Antenna Pointing Error (dB) -0.5 -0.5 -0.5 -0.5 -0.5 -0.5
Downlink Path Loss, Clear Sky (dB) -205.7 -205.7 -205.7 -205.7 -205.7 -205.7
Downlink Rain Attenuation (dB) 0.0 0.0 -5.3 0.0 0.0 -5.2
Earth Station G/T, Clear Sky (dB/K) 26.4 26.4 23.2 24.7 24.7 21.5
Boltzman Constant (dBW/K-Hz) 228.6 228.6 228.6 228.6 228.6 228.6
Carrier Noise Bandwidth (dB-Hz) -68.3 -68.3 -68.3 -48.8 -48.8 -48.8
Downlink C/N (dB) 14.1 9.2 5.6 13.0 7.8 4.7
COMPOSITE LINK PERFORMANCE
C/N Uplink (dB) 21.4 16.3 21.4 22.0 16.8 22.0
C/N Downlink (dB) 14.1 9.2 5.6 13.0 7.8 4.7
C/I Intermodulation (dB) 15.0 10.5 15.0 15.6 10.5 15.6
C/I Uplink Co-Channel (dB)* 24.0 18.9 24.0 25.2 20.1 25.2
C/I Downlink Co-Channel (dB)* 24.0 19.2 24.0 25.2 20.1 25.2
C/I Uplink Adjacent Satellite 1 (dB) 29.3 24.2 29.3 29.9 24.7 29.9
C/I Downlink Adjacent Satellite 1 (dB) 18.0 13.2 18.0 16.8 11.6 16.8
C/I Uplink Adjacent Satellite 2 (dB) 29.3 24.2 29.3 29.9 24.7 29.9
C/I Downlink Adjacent Satellite 2 (dB) 19.3 14.4 19.3 18.4 13.2 18.4

C/(N+I) Composite (dB) 9.4 4.6 4.6 8.9 3.8 3.8
Required System Margin (dB) -1.0 -1.0 -1.0 -1.0 -1.0 -1.0
Net C/(N+I) Composite (dB) 8.4 3.6 3.6 7.9 2.8 2.8
Minimum Required C/N (dB) -3.9 -3.6 -3.6 -3.0 -2.8 -2.8
Excess Link Margin (dB) 4.5 0.0 0.0 4.9 0.0 0.0
Number of Carriers 3.5 3.5 3.5 360.0 360.0 360.0
Carrier Density Levels
Uplink Power Density (dBW/Hz) -50.7 -50.7 -50.7 -50.1 -50.1 -50.1
Downlink EIRP Density At Beam Peak -30.7 -35.6 -30.7 -30.1 -35.3 -30.1

* Note: The C/I level is adjusted depending on the signal level and transponder mode of operation.

EXHIBIT 4B: Ku-BAND LINK BUDGETS (continued)
UPLINK BEAM INFORMATION
Uplink Beam Name Pacific Pacific Pacific Pacific Pacific Pacific
Uplink Frequency (MHz) 14000 – 14250 14000 – 14250 14000 – 14250 14000 – 14250 14000 – 14250 14000 – 14250
Uplink Beam Polarization Horizontal Horizontal Horizontal Horizontal Horizontal Horizontal
Uplink Relative Contour Level (dB) -10 -10 -10 -6 -6 -6
Uplink Contour G/T (dB/K) -7.1 -7.1 -7.1 -3.1 -3.1 -3.1
Uplink SFD (dBW/m2) -72.9 -72.9 -72.9 -76.9 -76.9 -76.9
Rain Rate (mm/hr) 95.0 95.0 95.0 95.0 95.0 95.0
DOWNLINK BEAM INFORMATION
Downlink Beam Name Steerable Spot Steerable Spot Steerable Spot Steerable Spot Steerable Spot Steerable Spot
Downlink Frequency (MHz) 11450 – 11700 11450 – 11700 11450 – 1170 11450 – 11700 11450 – 11700 11450 – 11700
Downlink Beam Polarization Vertical Vertical Vertical Vertical Vertical Vertical
Downlink Relative Contour Level (dB) -4 -4 -4 -4 -4 -4
Downlink Contour EIRP (dBW) 44.6 44.6 44.6 44.6 44.6 44.6
Rain Rate (mm/hr) 95.0 95.0 95.0 95.0 95.0 95.0
ADJACENT SATELLITE 1
Satellite 1 Orbital Location 167 EL 167 EL 167 EL 167 EL 167 EL 167 EL
Uplink Power Density (dBW/Hz) -50.0 -50.0 -50.0 -50.0 -50.0 -50.0
Uplink Polarization Advantage (dB) 0 0 0 0 0 0
Downlink EIRP Density (dBW/Hz) -26.0 -26.0 -26.0 -26.0 -26.0 -26.0
Downlink Polarization Advantage (dB) 0 0 0 0 0 0
ADJACENT SATELLITE 2
Satellite 2 Orbital Location 171 EL 171 EL 171 EL 171 EL 171 EL 171 EL
Uplink Power Density (dBW/Hz) -50.0 -50.0 -50.0 -50.0 -50.0 -50.0
Uplink Polarization Advantage (dB) 0 0 0 0 0 0
Downlink EIRP Density (dBW/Hz) -26.0 -26.0 -26.0 -26.0 -26.0 -26.0
Downlink Polarization Advantage (dB) 0 0 0 0 0 0
CARRIER INFORMATION
Carrier ID 5 5 5 6 6 6
Emission Designation 1M45G7W 1M45G7W 1M45G7W 400KG7W 400KG7W 400KG7W
Information Rate (kbps) 512 512 512 128 128 128
Carrier Modulation BPSK BPSK BPSK BPSK BPSK BPSK
Peak to Peak Bandwidth of EDS (MHz) n/a n/a n/a n/a n/a n/a
Code Rate 1/2 1/2 1/2 ½ 1/2 1/2
Occupied Bandwidth (kHz) 1229 1229 1229 307 307 307
Allocated Bandwidth (kHz) 1450 1450 1450 400 400 400
Minimum C/N, Clear Sky (dB) 3.4 3.4 3.4 3.4 3.4 3.4
Minimum C/N, Rain (dB) 2.7 2.7 2.7 2.7 2.7 2.7
UPLINK EARTH STATION
Earth Station Diameter (meters) 7.0 7.0 7.0 2.4 2.4 2.4
Earth Station Gain (dBi) 58.0 58.0 58.0 48.9 48.9 48.9
Earth Station Elevation Angle 20 20 20 20 20 20
DOWNLINK EARTH STATION
Earth Station Diameter (meters) 2.4 2.4 2.4 7.0 7.0 7.0
Earth Station Gain (dBi) 47.2 47.2 47.2 56.7 56.7 56.7
Earth Station G/T (dB/K) 24.7 24.7 21.5 34.3 34.3 30.6
Earth Station Elevation Angle 20 20 20 20 20 20

LINK FADE TYPE Clear Sky Uplink Fade Downlink Fade Clear Sky Uplink Fade Downlink Fade

UPLINK PERFORMANCE
Uplink Earth Station EIRP (dBW) 68.6 68.6 68.6 53.7 53.7 53.7
Uplink Path Loss, Clear Sky (dB) -207.4 -207.4 -207.4 -207.4 -207.4 -207.4
Uplink Rain Attenutation (dB) 0.0 -5.2 0.0 0.0 -4.6 0.0
Satellite G/T (dB/K) -7.1 -7.1 -7.1 -3.1 -3.1 -3.1
Boltzman Constant (dBW/K-Hz) 228.6 228.6 228.6 228.6 228.6 228.6
Carrier Noise Bandwidth (dB-Hz) -60.9 -60.9 -60.9 -54.9 -54.9 -54.9
Uplink C/N (dB) 21.8 16.7 21.8 17.0 12.3 17.0
DOWNLINK PERFORMANCE
Downlink EIRP per Carrier (dBW) 26.6 21.5 26.6 15.8 11.2 15.8
Antenna Pointing Error (dB) -0.5 -0.5 -0.5 -0.5 -0.5 -0.5
Downlink Path Loss, Clear Sky (dB) -205.7 -205.7 -205.7 -205.7 -205.7 -205.7
Downlink Rain Attenuation (dB) 0.0 0.0 -5.1 0.0 0.0 -8.7
Earth Station G/T, Clear Sky (dB/K) 24.7 24.7 21.5 34.3 34.3 30.6
Boltzman Constant (dBW/K-Hz) 228.6 228.6 228.6 228.6 228.6 228.6
Carrier Noise Bandwidth (dB-Hz) -60.9 -60.9 -60.9 -54.9 -54.9 -54.9
Downlink C/N (dB) 12.9 7.7 4.6 17.7 13.1 5.3
COMPOSITE LINK PERFORMANCE
C/N Uplink (dB) 21.8 16.7 21.8 17.0 12.3 17.0
C/N Downlink (dB) 12.9 7.7 4.6 17.7 13.1 5.3
C/I Intermodulation (dB) 15.5 10.4 15.5 11.0 6.4 11.0
C/I Uplink Co-Channel (dB)* 25.6 20.4 25.6 20.6 16.0 20.6
C/I Downlink Co-Channel (dB)* 25.6 20.5 25.6 20.6 16.0 20.6
C/I Uplink Adjacent Satellite 1 (dB) 29.7 24.6 29.7 30.7 26.0 30.7
C/I Downlink Adjacent Satellite 1 (dB) 16.6 11.5 16.6 21.9 17.3 21.9
C/I Uplink Adjacent Satellite 2 (dB) 29.7 24.6 29.7 30.7 26.0 30.7
C/I Downlink Adjacent Satellite 2 (dB) 18.2 13.1 18.2 22.4 17.8 22.4

C/(N+I) Composite (dB) 8.8 3.7 3.7 8.3 3.7 3.7
Required System Margin (dB) -1.0 -1.0 -1.0 -1.0 -1.0 -1.0
Net C/(N+I) Composite (dB) 7.8 2.7 2.7 7.3 2.7 2.7
Minimum Required C/N (dB) -3.4 -2.7 -2.7 -3.4 -2.7 -2.7
Excess Link Margin (dB) 4.4 0.0 0.0 3.9 0.0 0.0
Number of Carriers 21.7 21.7 21.7 90.0 90.0 90.0
Carrier Density Levels
Uplink Power Density (dBW/Hz) -50.3 -50.3 -50.3 -50.0 -50.0 -50.0
Downlink EIRP Density At Beam Peak -30.3 -35.4 -30.3 -35.0 -39.7 -35.0

* Note: The C/I level is adjusted depending on the signal level and transponder mode of operation

Document Created: 2008-07-30 10:42:15
Document Modified: 2008-07-30 10:42:15

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