Attachment Schedule S document

This document pretains to SAT-LOA-20080910-00173 for Application to Launch and Operate on a Satellite Space Stations filing.

IBFS_SATLOA2008091000173_663788

Table 7. CONUS downlink budgets for QPSK Modulation, Rate 3/4 FEC qpsk 3/4 Atlanta Chicago geles, United Miami Wanted Satellite Longitude deg, E -67.5 -67.5 -67.5 -67.5 Satellite station keeping (for each sat) deg 0.05 0.05 0.05 0.05 Threshold C/N (required) dB 4.34 4.34 4.34 4.34 Excess link margin reqd dB 2 2 2 2 Wanted satellite EIRP dB 57.57 55.13 52.52 58.27 Bandwidth(symbol rate) MHz 26 26 26 26 Frequency (DL) MHz 17550 17550 17550 17550 Link Loss dB 209.4 209.4 209.4 209.4 RxES dia m 0.55 0.55 0.55 0.55 RxES, D/Lambda 32.2 32.2 32.2 32.2 RxES Gain(max) dBi 38.2 38.2 38.2 38.2 RxES Gain(with 0.5 dB pointing loss) dBi 37.7 37.7 37.7 37.7 Noise temperature (clear weather) K 150 150 150 150 G/T (clear weather) dB/K 16.0 16.0 16.0 16.0 C/N(thermal) dB 18.6 16.1 13.5 19.3 DL Rain availability (avg. year) % 99.9 99.9 99.9 99.8 Rain attenuation dB 7.78 5.48 4.58 7.82 Rain degradation (with Temp increase) dB 11.1 8.4 7.3 11.1 C/I(Co- & XPOL, all ASI sources) dB 18 18 18 18 C/N (UL, self-XPOL etc) dB 18 18 18 18 C/(N+I)total dB 6.8 7.0 5.7 7.4 Excess Margin dB 2.5 2.6 1.3 3.0 Table 8. CONUS Downlink budgete for QPSK modulation, Rate 7/8 FEC qpsk 7/8 Atlanta Chicago geles, United Miami Wanted Satellite Longitude deg, E -67.5 -67.5 -67.5 -67.5 Satellite station keeping (for each sat) deg 0.05 0.05 0.05 0.05 Threshold C/N (required) dB 6.2 6.2 6.2 6.2 Excess link margin reqd dB 2 2 2 2 Wanted satellite EIRP dB 57.57 55.13 52.52 58.27 Bandwidth(symbol rate) MHz 26 26 26 26 Frequency (DL) MHz 17550 17550 17550 17550 Link Loss dB 209.4 209.4 209.4 209.4 RxES dia m 0.55 0.55 0.6 0.55 RxES, D/Lambda 32.175 32.175 35.1 32.175 RxES Gain(max) dBi 38.2 38.2 39.0 38.2 RxES Gain(with 0.5 dB pointing loss) dBi 37.7 37.7 38.5 37.7 Noise temperature (clear weather) K 150.0 150.0 150.0 150.0 G/T (clear weather) dB/K 16.0 16.0 16.7 16.0 C/N(thermal) dB 18.6 16.1 14.3 19.3 DL Rain availability (avg. year) % 99.9 99.9 99.9 99.8 Rain attenuation dB 7.8 5.5 4.6 7.8 Rain degradation (with Temp increase) dB 11.1 8.4 7.3 11.1 C/I(Co- & XPOL, all ASI sources) dB 18.0 18.0 18.0 18.0

C/N (UL, self-XPOL etc) dB 18.0 18.0 18.0 18.0 C/(N+I)total dB 6.8 7.0 6.3 7.4 Excess Margin dB 0.6 0.8 0.1 1.2 Table 9. CONUS Downlink budgete for 8PSK modulation, Rate 3/5 FEC 8psk Atlanta Chicago geles, United Miami Wanted Satellite Longitude deg, E -67.5 -67.5 -67.5 -67.5 Satellite station keeping (for each sat) deg 0.05 0.05 0.05 0.05 Threshold C/N (required) dB 6.1 6.1 6.1 6.1 Excess link margin reqd dB 2 2 2 2 Wanted satellite EIRP dB 57.57 55.13 52.52 58.27 Bandwidth(symbol rate) MHz 26 26 26 26 Frequency (DL) MHz 17550 17550 17550 17550 Link Loss dB 209.4 209.4 209.4 209.4 RxES dia m 0.55 0.55 0.6 0.55 RxES, D/Lambda 32.175 32.175 35.1 32.175 RxES Gain(max) dBi 38.2 38.2 39.0 38.2 RxES Gain(with 0.5 dB pointing loss) dBi 37.7 37.7 38.5 37.7 Noise temperature (clear weather) K 150.0 150.0 150.0 150.0 G/T (clear weather) dB/K 16.0 16.0 16.7 16.0 C/N(thermal) dB 18.6 16.1 14.3 19.3 DL Rain availability (avg. year) % 99.9 99.9 99.9 99.8 Rain attenuation dB 7.8 5.5 4.6 7.8 Rain degradation (with Temp increase) dB 11.1 8.4 7.3 11.1 C/I(Co- & XPOL, all ASI sources) dB 18.0 18.0 18.0 18.0 C/N (UL, self-XPOL etc) dB 18.0 18.0 18.0 18.0 C/(N+I)total dB 6.8 7.0 6.3 7.4 Excess Margin dB 0.7 0.9 0.2 1.3 Table 10. South America (Excluding Brazil) Beam downlink budgets for QPSK Modulaion, Rate 3 qpsk 3/4 Lima Buenos Aire Caracas Bogota Wanted Satellite Longitude deg, E -67.5 -67.5 -67.5 -67.5 Satellite station keeping (for each sat) deg 0.05 0.05 0.05 0.05 Threshold C/N (required) dB 4.34 4.34 4.34 4.34 Wanted satellite EIRP dB 52.84 53.59 55.5 55.66 Bandwidth(symbol rate) MHz 26 26 26 26 Frequency (DL) MHz 17550 17550 17550 17550 Link Loss dB 209.4 209.4 209.4 209.4 RxES dia m 0.55 0.55 0.7 0.7 RxES, D/Lambda 32.2 32.2 41.0 41.0 RxES Gain(max) dBi 38.2 38.2 40.3 40.3 RxES Gain(with 0.5 dB pointing loss) dBi 37.7 37.7 39.8 39.8 Noise temperature (clear weather) K 150 150 150 150 G/T (clear weather) dB/K 16.0 16.0 18.1 18.1 C/N(thermal) dB 13.9 14.6 18.6 18.8 DL Rain availability (avg. year) % 99.9 99.9 99.8 99.8 Rain attenuation dB 4.8 6.2 10.3 11.5

Rain degradation (with Temp increase) dB 7.6 9.3 13.8 15.0 C/I(Co- & XPOL, all ASI sources) dB 18.0 18.0 18.0 18.0 C/N (UL, self-XPOL etc) dB 18.0 18.0 18.0 18.0 C/(N+I)total dB 5.7 4.9 4.4 3.4 Excess Margin dB 1.3 0.5 0.1 -0.9 Table 11 Brazil Downlink budgets for QPSK modulation Rate 3/4 FEC qpsk 3/4 Rio Sao Paolo Brasilia fortaleza Wanted Satellite Longitude deg, E -67.5 -67.5 -67.5 -67.5 Satellite station keeping (for each sat) deg 0.05 0.05 0.05 0.05 Threshold C/N (required) dB 4.34 4.34 4.34 4.34 Wanted satellite EIRP dB 56.77 56.96 56.76 54.99 Bandwidth(symbol rate) MHz 26 26 26 26 Frequency (DL) MHz 17550 17550 17550 17550 Link Loss dB 209.4 209.4 209.4 209.4 RxES dia m 0.55 0.55 0.55 0.85 RxES, D/Lambda 32.2 32.2 32.2 49.7 RxES Gain(max) dBi 38.2 38.2 38.2 42.0 RxES Gain(with 0.5 dB pointing loss) dBi 37.7 37.7 37.7 41.5 Noise temperature (clear weather) K 150 150 150 150 G/T (clear weather) dB/K 16.0 16.0 16.0 19.7 C/N(thermal) dB 17.8 18.0 17.8 19.8 DL Rain availability (avg. year) % 99.9 99.9 99.8 99.8 Rain attenuation dB 8.33 9 8.91 11.65 Rain degradation (with Temp increase) dB 11.7 12.4 12.3 15.2 C/I(Co- & XPOL, all ASI sources) dB 18 18 18 18 C/N (UL, self-XPOL etc) dB 18 18 18 18 C/(N+I)total dB 5.6 5.1 5.0 4.2 Excess Margin dB 1.3 0.8 0.7 -0.1 Table 12. Mexico Downlink budgets for 8PSK modulation, Rate 3/5 FEC 8psk 3/5 Mex cty Cancun Monterrey Acapulco Wanted Satellite Longitude deg, E -67.5 -67.5 -67.5 -67.5 Satellite station keeping (for each sat) deg 0.05 0.05 0.05 0.05 Threshold C/N (required) dB 6.1 6.1 6.1 6.1 Excess link margin reqd dB 2 2 2 2 Wanted satellite EIRP dB 58.22 56.58 56.68 56.46 Bandwidth(symbol rate) MHz 26 26 26 26 Frequency (DL) MHz 17550 17550 17550 17550 Link Loss dB 209.4 209.4 209.4 209.4 RxES dia m 0.55 0.65 0.6 0.65 RxES, D/Lambda 32.175 38.025 35.1 38.025 RxES Gain(max) dBi 38.2 39.7 39.0 39.7 RxES Gain(with 0.5 dB pointing loss) dBi 37.7 39.2 38.5 39.2 Noise temperature (clear weather) K 150 150 150 150 G/T (clear weather) dB/K 16.0 17.4 16.7 17.4 C/N(thermal) dB 19.2 19.0 18.4 18.9

DL Rain availability (avg. year) % 99.9 99.8 99.9 99.8 Rain attenuation dB 5.05 8.83 7.64 8.46 Rain degradation (with Temp increase) dB 7.9 12.2 10.9 11.8 C/I(Co- & XPOL, all ASI sources) dB 18 18 18 18 C/N (UL, self-XPOL etc) dB 18 18 18 18 C/(N+I)total dB 9.8 6.2 6.8 6.5 Excess Margin dB 3.7 0.1 0.7 0.4

New York Denver -67.5 -67.5 0.05 0.05 4.34 4.34 2 2 56.6 51.62 26 26 17550 17550 209.4 209.4 0.55 0.55 32.2 32.2 38.2 38.2 37.7 37.7 150 150 16.0 16.0 17.6 12.6 99.9 99.9 5.25 4.68 8.1 7.4 18 18 18 18 8.4 4.8 4.1 0.4 York, United Denver -67.5 -67.5 0.05 0.05 6.2 6.2 2 2 56.6 51.62 26 26 17550 17550 209.4 209.4 0.55 0.55 32.175 32.175 38.2 38.2 37.7 37.7 150.0 150.0 16.0 16.0 17.6 12.6 99.9 99.8 5.3 3.2 8.1 5.5 18.0 18.0

18.0 18.0 8.4 6.5 2.2 0.3 York, United Denver -67.5 -67.5 0.05 0.05 6.1 6.1 2 2 56.6 51.62 26 26 17550 17550 209.4 209.4 0.55 0.55 32.175 32.175 38.2 38.2 37.7 37.7 150.0 150.0 16.0 16.0 17.6 12.6 99.9 99.8 5.3 4.7 8.1 5.5 18.0 18.0 18.0 18.0 8.4 6.5 2.3 0.4 3/4 FEC La Paz Santiago -67.5 -67.5 0.05 0.05 4.34 4.34 53.47 53.14 26 26 17550 17550 209.4 209.4 0.65 0.55 38.0 32.2 39.7 38.2 39.2 37.7 150 150 17.4 16.0 15.9 14.2 99.8 99.9 7.8 3.1

11.1 5.4 18.0 18.0 18.0 18.0 4.5 7.8 0.1 3.5 salvador port. Aleg -67.5 -67.5 0.05 0.05 4.34 4.34 56.35 50.42 26 26 17550 17550 209.4 209.4 0.55 0.65 32.2 38.0 38.2 39.7 37.7 39.2 150 150 16.0 17.4 17.4 12.9 99.8 99.8 7.54 4.9 10.8 7.7 18 18 18 18 6.0 4.7 1.7 0.4 Tampico -67.5 0.05 6.1 2 59.08 26 17550 209.4 0.55 32.175 38.2 37.7 150 16.0 20.1

99.8 8.19 11.5 18 18 7.7 1.6


Document Created: 2008-09-12 10:49:52
Document Modified: 2008-09-12 10:49:52
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