Attachment Schedule S document

This document pretains to SAT-MOD-20081222-00236 for Modification on a Satellite Space Stations filing.

IBFS_SATMOD2008122200236_693409

                                                               EXHIBIT 3: LINK BUDGETS
 UPLINK BEAM INFORMATION
 Uplink Beam Name                                          CONUS                   CONUS                  CONUS                 CONUS                 CONUS                 CONUS
 Uplink Frequency (MHz)                                 14000 - 14500          14000 - 14500          14000 - 14500         14000 - 14500          14000 - 14500         14000 - 14500
 Uplink Beam Polarization                             Horizontal/Vertical     Horizontal/Vertical    Horizontal/Vertical   Horizontal/Vertical   Horizontal/Vertical   Horizontal/Vertical
 Uplink Relative Contour Level (dB)                          -10                     -10                    -10                   -10                   -10                   -10
 Uplink Contour G/T (dB/K)                                   -0.8                    -0.8                   -0.8                  -0.8                  -0.8                  -0.8
 Uplink SFD (dBW/m2)                                        -83.2                   -83.2                  -83.2                 -83.2                 -83.2                 -83.2
 Rain Rate (mm/hr)                                           42.0                    42.0                  42.0                  42.0                   42.0                  42.0
 DOWNLINK BEAM INFORMATION
 Downlink Beam Name                                        CONUS                   CONUS                  CONUS                 CONUS                 CONUS                 CONUS
 Downlink Frequency (MHz)                              11700 – 12200           11700 – 12200          11700 – 12200         11700 – 12200         11700 – 12200          11700 - 12200
 Downlink Beam Polarization                           Vertical/Horizontal     Vertical/Horizontal    Vertical/Horizontal   Vertical/Horizontal   Vertical/Horizontal   Vertical/Horizontal
 Downlink Relative Contour Level (dB)                         -10                     -10                    -10                   -10                   -10                   -10
 Downlink Contour EIRP (dBW)                                 40.9                    40.9                   40.9                  40.9                  40.9                  40.9
 Rain Rate (mm/hr)                                           42.0                    42.0                   42.0                  42.0                  42.0                  42.0
 ADJACENT SATELLITE 1
 Satellite 1 Orbital Location                             74.85 W.L.              74.85 W.L.            74.85 W.L.            74.85 W.L.            74.85 W.L.            74.85 W.L.
 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                             78.85 W.L.              78.85 W.L.            78.85 W.L.            78.85 W.L.            78.85 W.L.            78.85 W.L.
 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              41M9G7W               41M9G7W               41M9G7W
 Information Rate (kbps)                                      n/a                    n/a                   n/a                  28380                 28380                 28380
 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                   1/2                   1/2                   1/2
 Occupied Bandwidth (kHz)                                    36000                  36000                 36000                 30800                 30800                 30800
 Allocated Bandwidth (kHz)                                   36000                  36000                 36000                 41890                 41890                 41890
 Minimum C/N, Clear Sky (dB)                                  10                      10                    10                   5.2                   5.2                   5.2
 Minimum C/N, Rain (dB)                                       10                      10                    10                   4.2                   4.2                   4.2
 UPLINK EARTH STATION
 Earth Station Diameter (meters)                              6.1                    6.1                    6.1                   6.1                   6.1                   6.1
 Earth Station Gain (dBi)                                     56.9                   56.9                   56.9                  56.9                  56.9                  56.9
 Earth Station Elevation Angle                                 20                     20                     20                    20                    20                    20
 DOWNLINK EARTH STATION
 Earth Station Diameter (meters)                              4.6                    4.6                    4.6                   9.0                   9.0                   9.0
 Earth Station Gain (dBi)                                     53.5                   53.5                   53.5                  59.0                  59.0                  59.0
 Earth Station G/T (dB/K)                                     31.0                   31.0                   28.4                  36.6                  36.6                  33.2
 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)                               79.7                   79.7                  79.7                  66.2                   66.2                  66.2
 Uplink Path Loss, Clear Sky (dB)                            -207.5                 -207.5                 -207.5                -207.5                -207.5                -207.5
 Uplink Rain Attenutation (dB)                                  0.0                   -5.9                    0.0                  0.0                   -1.9                   0.0
 Satellite G/T (dB/K)                                          -0.8                   -0.8                   -0.8                  -0.8                  -0.8                  -0.8
 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                 -74.9                 -74.9                 -74.9
 Uplink C/N (dB)                                               24.5                   18.6                  24.5                  11.6                    9.7                  11.6
 DOWNLINK PERFORMANCE
 Downlink EIRP per Carrier (dBW)                               40.9                   39.9                  40.9                  34.9                   33.2                  34.9
 Antenna Pointing Error (dB)                                   -0.5                   -0.5                   -0.5                  -0.5                  -0.5                  -0.5
 Downlink Path Loss, Clear Sky (dB)                          -205.9                 -205.9                 -205.9                -205.9                -205.9                -205.9
 Downlink Rain Attenuation (dB)                                 0.0                    0.0                   -3.3                  0.0                    0.0                  -6.2
 Earth Station G/T (dB/K)                                      31.0                   31.0                  28.4                  36.6                   36.6                  33.2
 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                 -74.9                 -74.9                 -74.9
 Downlink C/N (dB)                                             18.5                   17.5                  12.6                  18.8                   17.1                   9.2
 COMPOSITE LINK PERFORMANCE
 C/N Uplink (dB)                                              24.5                   18.6                   24.5                  11.6                  9.7                   11.6
 C/N Downlink (dB)                                            18.5                   17.5                   12.6                  18.8                  17.1                  9.2
 C/I Intermodulation (dB)                                      n/a                    n/a                    n/a                   n/a                   n/a                   n/a
 C/I Uplink Co-Channel (dB)*                                  24.8                   18.9                   24.8                  22.6                  20.7                  22.6
 C/I Downlink Co-Channel (dB)*                                24.8                   23.8                   24.8                  22.6                  20.9                  22.6
 C/I Uplink Adjacent Satellite 1 (dB)                         26.1                   20.2                   26.1                  13.3                  11.4                  13.3
 C/I Downlink Adjacent Satellite 1 (dB)                       22.9                   21.9                   22.9                  23.3                  21.6                  23.3
 C/I Uplink Adjacent Satellite 2 (dB)                         26.1                   20.2                   26.1                  13.3                  11.4                  13.3
 C/I Downlink Adjacent Satellite 2 (dB)                       23.7                   22.8                   23.7                  23.7                  22.0                  23.7

 C/(N+I) Composite (dB)                                       14.1                    11.0                  11.0                  7.1                    5.2                   5.2
 Required System Margin (dB)                                  -1.0                    -1.0                  -1.0                  -1.0                  -1.0                  -1.0
 Net C/(N+I) Composite (dB)                                   13.1                    10.0                  10.0                  6.1                    4.2                   4.2
 Minimum Required C/N (dB)                                   -10.0                   -10.0                 -10.0                  -5.2                  -4.2                  -4.2
 Excess Link Margin (dB)                                       3.1                     0.0                   0.0                  0.9                    0.0                   0.0
 Number of Carriers                                             1                       1                     1                    1                      1                     1
 Carrier Density Levels
 Uplink Power Density (dBW/Hz)                               -43.2                   -43.2                 -43.2                 -65.6                 -65.6                 -65.6
 Downlink EIRP Density At Beam Peak                          -15.1                   -16.1                 -15.1                 -30.0                 -31.7                 -30.0


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


                                                       EXHIBIT 3: LINK BUDGETS (continued)
 UPLINK BEAM INFORMATION
 Uplink Beam Name                                          CONUS                   CONUS                  CONUS                 CONUS                 CONUS                 CONUS
 Uplink Frequency (MHz)                                 14000 - 14500          14000 - 14500          14000 - 14500         14000 - 14500          14000 - 14500         14000 - 14500
 Uplink Beam Polarization                             Horizontal/Vertical     Horizontal/Vertical    Horizontal/Vertical   Horizontal/Vertical   Horizontal/Vertical   Horizontal/Vertical
 Uplink Relative Contour Level (dB)                          -10                     -10                    -10                   -10                   -10                   -10
 Uplink Contour G/T (dB/K)                                   -0.8                    -0.8                   -0.8                  -0.8                  -0.8                  -0.8
 Uplink SFD (dBW/m2)                                        -83.2                   -83.2                  -83.2                 -83.2                 -83.2                 -83.2
 Rain Rate (mm/hr)                                           42.0                    42.0                  42.0                  42.0                   42.0                  42.0
 DOWNLINK BEAM INFORMATION
 Downlink Beam Name                                        CONUS                   CONUS                  CONUS                 CONUS                 CONUS                 CONUS
 Downlink Frequency (MHz)                              11700 – 12200           11700 – 12200          11700 – 12200         11700 – 12200         11700 – 12200          11700 - 12200
 Downlink Beam Polarization                           Vertical/Horizontal     Vertical/Horizontal    Vertical/Horizontal   Vertical/Horizontal   Vertical/Horizontal   Vertical/Horizontal
 Downlink Relative Contour Level (dB)                         -10                     -10                    -10                   -10                   -10                   -10
 Downlink Contour EIRP (dBW)                                 40.9                    40.9                   40.9                  40.9                  40.9                  40.9
 Rain Rate (mm/hr)                                           42.0                    42.0                   42.0                  42.0                  42.0                  42.0
 ADJACENT SATELLITE 1
 Satellite 1 Orbital Location                             74.85 W.L.              74.85 W.L.            74.85 W.L.            74.85 W.L.            74.85 W.L.            74.85 W.L.
 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                             78.85 W.L.              78.85 W.L.            78.85 W.L.            78.85 W.L.            78.85 W.L.            78.85 W.L.
 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)                              6.1                    6.1                    6.1                   6.1                   6.1                   6.1
 Earth Station Gain (dBi)                                     56.9                   56.9                   56.9                  56.9                  56.9                  56.9
 Earth Station Elevation Angle                                 20                     20                     20                    20                    20                    20
 DOWNLINK EARTH STATION
 Earth Station Diameter (meters)                              9.0                    9.0                    9.0                   6.1                   6.1                   6.1
 Earth Station Gain (dBi)                                     59.0                   59.0                   59.0                  55.5                  55.5                  55.5
 Earth Station G/T (dB/K)                                     36.6                   36.6                   33.0                  33.1                  33.1                  29.9
 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)                               60.1                  60.1                   60.1                  40.4                  40.4                  40.4
 Uplink Path Loss, Clear Sky (dB)                            -207.5                 -207.5                 -207.5                -207.5                -207.5                -207.5
 Uplink Rain Attenutation (dB)                                  0.0                   -2.4                    0.0                  0.0                   -2.5                   0.0
 Satellite G/T (dB/K)                                          -0.8                   -0.8                   -0.8                 -0.8                   -0.8                  -0.8
 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)                                               12.1                    9.7                  12.1                  12.0                    9.5                 12.0
 DOWNLINK PERFORMANCE
 Downlink EIRP per Carrier (dBW)                               28.3                   26.0                  28.3                   8.7                    6.2                   8.7
 Antenna Pointing Error (dB)                                   -0.5                   -0.5                   -0.5                  -0.5                  -0.5                  -0.5
 Downlink Path Loss, Clear Sky (dB)                          -205.9                 -205.9                 -205.9                -205.9                -205.9                -205.9
 Downlink Rain Attenuation (dB)                                 0.0                    0.0                   -7.2                  0.0                    0.0                  -5.2
 Earth Station G/T, Clear Sky (dB/K)                           36.6                   36.6                  33.0                  33.1                   33.1                  29.9
 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)                                             18.7                   16.4                    8.0                 15.1                   12.6                   6.7
 COMPOSITE LINK PERFORMANCE
 C/N Uplink (dB)                                              12.1                   9.7                    12.1                  12.0                  9.5                   12.0
 C/N Downlink (dB)                                            18.7                   16.4                   8.0                   15.1                  12.6                  6.7
 C/I Intermodulation (dB)                                     16.5                   14.5                   16.5                  16.4                  13.9                  16.4
 C/I Uplink Co-Channel (dB)*                                  21.6                   19.2                   21.6                  22.1                  19.6                  22.1
 C/I Downlink Co-Channel (dB)*                                21.6                   19.3                   21.6                  22.1                  19.6                  22.1
 C/I Uplink Adjacent Satellite 1 (dB)                         13.8                   11.4                   13.8                  13.7                  11.2                  13.7
 C/I Downlink Adjacent Satellite 1 (dB)                       23.3                   20.9                   23.3                  19.6                  17.1                  19.6
 C/I Uplink Adjacent Satellite 2 (dB)                         13.8                   11.4                   13.8                  13.7                  11.2                  13.7
 C/I Downlink Adjacent Satellite 2 (dB)                       23.7                   21.4                   23.7                  20.2                  17.7                  20.2

 C/(N+I) Composite (dB)                                        6.9                    4.6                    4.6                  6.3                    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)                                    5.9                    3.6                    3.6                  5.3                    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)                                       2.0                    0.0                    0.0                  2.3                    0.0                   0.0
 Number of Carriers                                            4.2                    4.2                    4.2                  430                   430                   430
 Carrier Density Levels
 Uplink Power Density (dBW/Hz)                               -65.1                   -65.1                 -65.1                 -65.2                 -65.2                 -65.2
 Downlink EIRP Density At Beam Peak                          -30.0                   -32.3                 -30.0                 -30.1                 -32.6                 -30.1


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


                                                      EXHIBIT 3: LINK BUDGETS (continued)
 UPLINK BEAM INFORMATION
 Uplink Beam Name                                          CONUS                  CONUS                  CONUS                 CONUS                 CONUS                 CONUS
 Uplink Frequency (MHz)                                 14000 - 14500         14000 - 14500          14000 - 14500         14000 - 14500          14000 - 14500         14000 - 14500
 Uplink Beam Polarization                             Horizontal/Vertical    Horizontal/Vertical    Horizontal/Vertical   Horizontal/Vertical   Horizontal/Vertical   Horizontal/Vertical
 Uplink Relative Contour Level (dB)                          -10                    -10                    -10                   -10                   -10                   -10
 Uplink Contour G/T (dB/K)                                   -0.8                   -0.8                   -0.8                  -0.8                  -0.8                  -0.8
 Uplink SFD (dBW/m2)                                        -83.2                  -83.2                  -83.2                 -83.2                 -83.2                 -83.2
 Rain Rate (mm/hr)                                           42.0                   42.0                  42.0                  42.0                   42.0                  42.0
 DOWNLINK BEAM INFORMATION
 Downlink Beam Name                                        CONUS                  CONUS                  CONUS                 CONUS                 CONUS                 CONUS
 Downlink Frequency (MHz)                              11700 – 12200          11700 – 12200          11700 – 12200         11700 – 12200         11700 – 12200          11700 - 12200
 Downlink Beam Polarization                           Vertical/Horizontal    Vertical/Horizontal    Vertical/Horizontal   Vertical/Horizontal   Vertical/Horizontal   Vertical/Horizontal
 Downlink Relative Contour Level (dB)                         -10                    -10                    -10                   -10                   -10                   -10
 Downlink Contour EIRP (dBW)                                 40.9                   40.9                   40.9                  40.9                  40.9                  40.9
 Rain Rate (mm/hr)                                           42.0                   42.0                   42.0                  42.0                  42.0                  42.0
 ADJACENT SATELLITE 1
 Satellite 1 Orbital Location                             74.85 W.L.             74.85 W.L.            74.85 W.L.            74.85 W.L.            74.85 W.L.            74.85 W.L.
 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                             78.85 W.L.             78.85 W.L.            78.85 W.L.            78.85 W.L.            78.85 W.L.            78.85 W.L.
 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                    1/2                   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)                             6.1                     6.1                   6.1                   6.1                   6.1                   6.1
 Earth Station Gain (dBi)                                    56.9                    56.9                  56.9                  56.9                  56.9                  56.9
 Earth Station Elevation Angle                                20                      20                    20                    20                    20                    20
 DOWNLINK EARTH STATION
 Earth Station Diameter (meters)                             6.1                     6.1                   6.1                   6.1                   6.1                   6.1
 Earth Station Gain (dBi)                                    55.5                    55.5                  55.5                  55.5                  55.5                  55.5
 Earth Station G/T, Clear Sky (dB/K)                         33.1                    33.1                  29.9                  33.1                  33.1                  29.9
 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)                              52.5                    52.5                 52.5                  46.5                   46.5                  46.5
 Uplink Path Loss, Clear Sky (dB)                           -207.5                  -207.5                -207.5                -207.5                -207.5                -207.5
 Uplink Rain Attenutation (dB)                                 0.0                    -2.5                   0.0                  0.0                   -2.5                   0.0
 Satellite G/T (dB/K)                                         -0.8                    -0.8                  -0.8                  -0.8                  -0.8                  -0.8
 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)                                              11.9                     9.4                 11.9                  11.9                    9.4                  11.9
 DOWNLINK PERFORMANCE
 Downlink EIRP per Carrier (dBW)                              20.7                    18.2                 20.7                  14.7                   12.2                  14.7
 Antenna Pointing Error (dB)                                  -0.5                    -0.5                  -0.5                  -0.5                  -0.5                  -0.5
 Downlink Path Loss, Clear Sky (dB)                         -205.9                  -205.9                -205.9                -205.9                -205.9                -205.9
 Downlink Rain Attenuation (dB)                                0.0                     0.0                  -5.2                  0.0                    0.0                  -5.2
 Earth Station G/T, Clear Sky (dB/K)                          33.1                    33.1                 29.9                  33.1                   33.1                  29.9
 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)                                            15.0                    12.5                   6.6                 15.0                   12.5                   6.6
 COMPOSITE LINK PERFORMANCE
 C/N Uplink (dB)                                             11.9                    9.4                   11.9                  11.9                  9.4                   11.9
 C/N Downlink (dB)                                           15.0                    12.5                  6.6                   15.0                  12.5                  6.6
 C/I Intermodulation (dB)                                    16.3                    13.9                  16.3                  16.3                  13.8                  16.3
 C/I Uplink Co-Channel (dB)*                                 22.5                    20.0                  22.5                  22.1                  19.6                  22.1
 C/I Downlink Co-Channel (dB)*                               22.5                    20.0                  22.5                  22.1                  19.6                  22.1
 C/I Uplink Adjacent Satellite 1 (dB)                        13.6                    11.1                  13.6                  13.6                  11.1                  13.6
 C/I Downlink Adjacent Satellite 2 (dB)                      19.4                    17.0                  19.4                  19.5                  17.0                  19.5
 C/I Uplink Adjacent Satellite 2 (dB)                        13.6                    11.1                  13.6                  13.6                  11.1                  13.6
 C/I Downlink Adjacent Satellite 2 (dB)                      20.1                    17.6                  20.1                  20.1                  17.6                  20.1

 C/(N+I) Composite (dB)                                       6.2                     3.7                   3.7                  6.2                    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)                                   5.2                     2.7                   2.7                  5.2                    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)                                      1.8                     0.0                   0.0                  1.8                    0.0                   0.0
 Number of Carriers                                          29.7                    29.7                  29.7                 107.5                 107.5                 107.5
 Carrier Density Levels
 Uplink Power Density (dBW/Hz)                               -65.3                  -65.3                 -65.3                 -65.3                 -65.3                 -65.3
 Downlink EIRP Density At Beam Peak                          -30.2                  -32.7                 -30.2                 -30.2                 -32.7                 -30.2


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



Document Created: 2009-02-03 13:12:00
Document Modified: 2009-02-03 13:12:00

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