Attachment Schedule S GXT

This document pretains to SAT-AMD-20080701-00137 for Amended Filing on a Satellite Space Stations filing.

IBFS_SATAMD2008070100137_651312

EXHIBIT 11: GALAXY BSS—2 LINK BUDGETS CLRSKY DESRADERD Camer Type BAMGCTI 2MAMGTVW Modulation aPSK CPSK Info Rate NMbit‘s 28.045 256.05 Carrier FEC: or D.87 Noise BW: MHz 19.988 19.988 CIN required ds 4.1 4.1 [Total Link Availabiity % g5.50 SIC Loe |Longitude deg ~965.15 3515 Uplink Beam Name NRF SNRF Beam Potarization {(H, C or, C) C C Polarization |Uplink Frequency GHz 25 25 ~ Frequency |Downlink Seam Name NTF NTF Polarization {H, / or, C) C C Downlink Fresuency GHz 17 17 TX ES Rain rate exossded for 0.01% of the year mmi{h 40 40 ES Elevaton argle deg 30.0 30.G E/Ssize m S.CO .00 Tranamit E/S peak gain (2f=0.8) as 85.2 85.2 RX ES Rain rate excesded for 0.01% of the year muh 40 4 E/S Elevation argle deg S1L0 30.0 E/S size m C.Rs ( 0.85 Receive E/S peak gain {Eff—0.6} cS 30.3 ~ 3G.2 Receive Earth Station GvT cBIK 15.2 13.5 Uplink Camer eirp cBW 79.2 £2.8 Thermal |Uplink PSD dBWiHa ~59.0 5.8 Transponder SFD {Beam Pesk) dBwWim2 ~38.0 —88.0 Input Backof ds 190 .0 Uplink Path Loss, clear sky ds 212.7 312.7 Uplink gaseous aitenuafion ds 0.2 1.3 Uplink rain attenuation ds O.Q 124 Satellite G.7 (Seam Peank} cBik 8.5 6.5 Anienna nelative gain towardsES ds —2.0 ~2.0 TN themial uplink cS 36.5 354 Downlink |S/C saturated EIRP (Beam Pegk} dBw 54.0 64.0 Themal |Camer Quiput backoff ds 0.0 0.0 Anienna relative gain towards. Earth Station cB —2.0 —26G Camer EIRP towards Earth Stafion dBw S2.0 52.0 Downlink Path Loss, clear sky d3 202.3 208.3 Downlink gaseous atenuation ds C.3 0.4 Downlink rain aitenuation cS od 3.8 Anterina Pointing error ds —C.3 0.3 Receive Earth Station /T <lB/K 15.2 13.5 TCM themal downlink ds 14.0 7.2 PFD at Seam Peak dBWirn2lMHz ~122.G —122.0 Ciher 2A {Intra—SystemInterference} ds 25.0 25.0 Orbital Lecation for Intefering C #t deg ~21.00 —21.C0 Geocentric Separation [wistation keeping} deg 4.15 415 Interfering Uplink power density dBuWHaz —58.5 ~56.5 Interfering DL sirp density dBwiHz ~12.8 ~12.0 CA ASI uptink d3 49.8 82.3 ASt C ASI downlink (w‘Rx antenna pointing ermor} d3 18.8 18.8 Orbital Lecation for interfering S/AC #2 deg ~28.00G —28.CO Geocentnic Separstion [wistation keeping} deg 3.75 3.75 Interfering Uplink power density dBWiHz —58.5 —58.6 Interfaring DA eirp density dBWHz 1290 ~12.0 CA AS1 uplink i8 498.1 82.5 . TA ASI domnilink vertx antenna pointing error} 4B 15.8 16.6 Total CN+L) ds 10.3 6.1 System Margin <8 5.2 2.0

EXHIBIT 11: GALAXY BSS—2 LINK BUDGETS (continued) CLRSKY DEGRADER Camer Type SEDKGrW 3AIKG/N Modulatior: BPSK BPSK Info Rate Mbit‘s D.128 D.128 Carrier FEC: 4.50 8.50 Noise BW: NMHz ©~£208 C350 CIN required d3 2Z 2.7 Total Link Availability % c€.60 SiQLoe —|Longitude deg ~85.18 —95.15 Uplink Beam Name NRF NRE Seam Polarization {H, V or, CJ C C Polarization |Uplink Frequency GHz 2 25 Frequency |Downlink Seam Name NTF NTF Petarization (H, W or, CJ C T Downlink Frequency GHz 17 17 TX ES Rain rate exceeded for 0.01% of the yeaar mmih 40 4C E/S Etevation angle dey 30.0 20.0 ES size m CS O.AS Tranamit ESS peak gain (2f—0.62) d 42.8 42.8 RX ES Rain rate excesded for 0.01% of the year mmin 40 41 13 Elevation angle deg 30.0 30.0 ES size m £.C0 §.00 Receive ES peak gain {Eff=—C.6; c3 82.2 62.2 Receive Earth Station GvT <1BK. 20.0 35.1 Uplink Camer sing dBw 40.0 48.7 Thermal |Uplink PSD iBx/Hz ~57.0 484.3 ‘ Transponder SFD {Beam Pesk) dowWim2 ~39.0 —88.G Iriput Backo® ds ~26.2 —26.2 Uplink Path Loss, clear sky ds 212.7 212.7 Uplink gesecous aitenuation: d3 .2 1.3 Uplink rain attenuation s 0.0 B7 Satellite G.7 (SeamPeak} . clBIK. 8.5 £.5 Amienna relative gain towards EJS c3 ~3.0 —2.0 C themmal uplink ds 8.0 . 4.0 Downlink |S/C saturated EIRP (Seam Paak} dBW 54.D 54.G Thermal |Camer Ouiput backoff 48 . —44.3 —24.2, Anienina relative gain towardsEarth Station: ds —2.0 —2.0 Camar EIRP towards Earth Station dBw 2F.F 27.7 Downlink Path Loss, clear sky ds 200.3 308.3 Cownlink gaseous afieruation da 0.% A.4 Downlink rain aitenuation ds 0.0 4.8 Anierina Pointing error daB —G.3 1.3 Receive Earth Station GiT <lB/K 29.0 38.1 CiM themtal downlink ds 31.3 22.3 PFD at Seam Peak dBwWwim2iMHz ~127.6 —137.8 Ciher Cil {Intra—SystemInterference} oS 20.0 20.0 Orbital Location for Intefering S/C.#t deg —21.0G —21.00 Geocentric Separation (ws‘station keeping} deg 4.15 415 Interfering Uplink powsr density daBwWiliz —56.5 —50.6 Interfering DvL eirp density dBwiHz ~12.90 ~12.0 Cil ASI uplink ds 29.5 38.2 ASt Cl ASI downlink (w‘Rsx antenna pointing error) d8 : 34.7 24.7 Orbital Lecation for interfering S/C #2 deg ~58.00G —25.CO Geocantric Separation (wistation keeping} deg 3.76 3.75 Interfering Uplink power density dBvdHz ~58.5 ~50.5. Interfering DiL eirpdensity dBwuHz —12.9 ~12.0 C AS1 uplink d3 28.6 37 2 Cl AS1 downlink (wRe antenna pointing emork ds 33.6 32.6 Total CAN+H ds 5.8 4.7 System Margin: d3 3.1 20

EXHIBIT 11: GALAXY BSS—2 LINK BUDGE'i'S (continued) CLRSKY DEGRADED: Camer Type 2AMGNIM 240MG7W Modulation: QPSK QPSK Inifo Rate Mbitis 38.05 26.866 Camer |PEC: O.B7 D.87 Noise BiW: MHz 19.988 19.928 CAN required cS 4.1 4.1 Total Link Availability % . g5.60 SICloe |Longitude dey ~85.15 —35. 18 Uplink Ream Name SRF SRF Beam Polarization {H, \f ce, C] C C Polarization (Uplink Frequency GHz 25 25 Frequency [Downlink Seans Name STF S$TF Polarization {H, * or, C] C C Downlink Frequency GHz 17 17 TX ES Rain rate excesded for 0.01% ofthe year mmih 50 50 ES Elevation angle dey 30.0 30.0 ESsize m £.0D0 S.00 Transroit ES peak gain (=R—0.0} ds 85.2 B5.2 RX ES Rain rate exoesded for 0.01% of the year mmi{h 50 50 18Elevation angle deg 30.0 30.0 ESsize m ©.45 045 Receive E/S paak gain {Eff=L.0) ds 38.1 36.1 Receive Earth Station OVT c1B/K. 13.0 §.8 Uplink Camer cirp cBVS ToR $4.0 Tharmal |Uplink PSD ‘ cBWHz ~59.0 44B Transponder SFD {Beam Pesk) do‘Wim2 ~58.0 —86.0 Iniput Backeif . cS 9D OB Uplink Path Less, clear sky ds 2127 3127 Uplink gaseous attenuation d3 0.2 1.3 Uplink rain attenuation ds 00 14.7 Satellite GT (GeamPeak} dB/K 5.5 £.5 Antenna relative gain towards ESS ds ~2.0 —3.0 CAthemial uplink ds 236. 254 Downlink |S/C saturated EIRP (Beam Peak} dBw Bd 20.G Thermal |Camer Ouiput backoff cS 1.0 0.0 ~ |Anienna relative gain towards Earth Station: cS —2.:0 —2.0 Camear EIRP towards Sarth Station dBw 58.0 _ 52.0 Downlink Path Loss, clear sky ds 200.3 208.3 DCownlink gaseous atemuation d9 O.1 94 Downlink rain aitenuation: ds 00 8.5 Amenina Pointing arror cS —0.3 1.3 Receive Earth Station: VT <lB/K. 13.0 9. CANthemzal downlink ds 18.8 6.8 PFD at Seam Feak dBwWWim2iMHz —~118.0 —1156.0 Other Cl {Intra—System Interference} ds 25.0 25.G Orbital Lecation for Intefering SC#1 deg ~21.0G —31.00 Gescentric Separation (wistation keepingh deg 4.15 415 Interfering Uplink power density dBwWiHz —C58.5 —58.5 Interfering DL eirp density dBWi/Hz ~12.0 ~12.0 Cfi ASt uplink ds 50.D 84.7 ASt CA ASt downlink (wa‘Rs antenna poiniing ermor} ds 18.3 16.3 |Orbital Lecation for interfering S/C #2 deg —28.0G —39.CO Geoceniric Separation (wistation keepingh deg 3.75 3.75 Interfering Uplink power density dBWiHz —58.5 ~54.5 Interfaring DL eirp density dBWiHz —12.9 120 — C ASt uplink > d3 48.1 62.9 C ASI downlink (w/Rx antenna pointing errort ds 18.1 18.1 Total CHN+L) ds 12.7 6.1 System Margin d3 8.6 2.0

EXHIBIT 11: GALAXY BSS—2 LINK BUDGETS (continued) CLREKY DEGRADELD Camier Type SEUKGTW 2COKGFW Modulatien BPSK BPSK Info Rate Mbit‘s 0128 5.128 Carmer FEC: 0.50 0.5G Noise B‘W: MHz 8.268 C258 CIBl required ds 2.7 27 Total Link Avalability % ce.o0 [C Loc |Lengitude deg <25.18 —35.16 Uplink Beam Name SRF SRF Beam Pelarization {H, W or, C1 C C Polarization |Uplink Frequency GHz 25 25 Frequency ||Downlink Beam Name STF STF Pelarization {H, / or, C] C C Downlink Freciuency GHz 17 17 TX ES Rain rate exoesded for 0.01% of the year mnvh 50 50 ES Clevation argle deg 30.0 30.0 E/S size m es 0.45 _ Transmit ESS peak gain (2f=0.65) ds 42.8 43.0 RX ES Rain rate excesded for 0.01% of the year mmin 50 50 E/S Elevation angle deg 30.:0 30.C ES size m £.C0 ©.00 Receive E/8 peak gain (Eff—R.0) cS 822 82.3 Receive Earth Station vT <lB/K 28.0 35.7 Uplink Camter eirp cdBww 40.0 52.8 Tharmal |Uplink PSD — dBWiHz ~57.0 44.3 Transponder SFD {Beam Pesk) dBowim2 ~25.0 —82.G Input Backedt cS «28.2 —20.2 Uplink Path Loss, clear sky c3 212.7 212. Uplink gassous artenuation ds N.2 1.3 Uplink rain attenuation ds ©.0 12.8 Satellite G7 (ReamPeak} dB/K 8.5 8.5 Amenna relative gain towards EB ds 2.0 —2.0 C themisl uplink ds 8.9 4.:9 Downlink /C saturated EIRP (Beam Peak] cdBw 80.0 80.0 Thermal {Camer Quiput backoff ds 24.3 —24.9 Amienna relative gain towardsEarth Station: ds —2.0 —20G Camer EIRP towards Earth Stations dBw 33.7 32.7 Downlink Path Loss, clear sky ds 200.3 209.3 Downlink gaseous atenuation ds 0.1 D4 Cownlink rain attenuation d3 B.Q T.3 Antenna Pointing error cS —©.3 —0.3 Receive Sarth Station GvT dBK. 29.0 35.7 Cb themial downlink d8 373 268.4 PFD at Szam Peak dBwWim2iMHz ~121.6 —121.6 Oiher T1 {Intra—System Interference} ds 20.0 20.0 Orbital Leeation for Intefering S&C#1 deg 21.0G —21.00 Geoceniric Separation (wistation keeping} deg 4.15 416 Interfering Uplink power density dBWiHz —58.5 ~58.5, Interfaring DL eirp density dBwiHz ~12.0 —12.0 Cil ASI uptink ds 28.5 42.3 ASt 2. ASI downlink (vo‘ftx antenna pointing emor) ds 40.7 40.7 Orbital Location for interfering S/C #2 deg —99.00 —38.00 Geoceninic Separation (wi‘station keeping) deg 3.76 3.78. Interfering Uplink power density dBwiHz —£8.5 —56.5. Interfering DL eirp density dBAiHz —12.0 ~12.0 C/I ASt uplink i8 28.8 41.6 C ASI downlink (vaRx antenna pointing error)} ds 38.8 3G.0 Total CAN+1) ds 5.58 4.8 System Margin d3 3.1 2.1

_ EXHIBIT 11: GALAXY BSS—2 LINK BUDGETS (continued) CLRSKY DEGRADED Camar Type 24MGTA 24MGNA Modulatien QPSK CPSK Info Rate Mbitis 26.05 26.65 Carmer |FEC: 0.87 D.87 Noise BW: MHz 19.988 18.888 CN required d3 4.1 4.1 Total Link Availabfity % £9.45 SiQLee |Longitude deg 8515 —35.15 Uplink Beam Name NRF NRE . Beam Polarization {H, / or, C1 C C Polanzation |Uplink Frequency GHz 26 26 Frequency |Downlink SBeam Name STF S7F Polarization {H, V or, C) C C Downlink Prequency GHz 17 17 TX ES Rain rate exceaded for 0.01% of the year mmin 40 4 E/SElevation angle deg 30.0 30.0 ESsize m &.CO §.00 Tranansit E/S peak gain {Ef—0.8} ds 45.2 $5.2 RX E& |Rain rate excesded for0.01% of the year mrvh 50 5G ES Elevation angle deg 30.0 30.0 E/S size m L458 045 Receive E/S peak gain {EMSC.E) ds 36.1 38.1 Receive Earth Station T <dB.K 13.0 §.8 Uplink |Camereirp dBw 7q.2 81.3 Thermal |Uplink PSD aBuwHz ~59.0 40.G Fransponder SFD {Beam Pesk) dBWim2 —88—0 —88.0 Input Backoif cS a.9 O.Q Uplink Path Loss, clear sky ds 2MA2F B12AYc Uplink gaseous aftenuation ds .2 1.3 Uplink rain aftenuation ds D.Qd 12.1 Satellite GA (Beam Peak} <lBK 8.5 8.5 Antenna. relative gain towards EJS d3 —2.0 20 . C/N themsal uplink ' c3 35.5 235.4 Downlink |S/C saturated EIRP (Beam Peak] daBw 60.0 80.G Thermal |Camer Qutput backoff ds ©.0 84 Amienna relative gain towards Earth Stafion: aS —2.0 —~20 Cartiar EIRP towards Earth Station dBw 58.0 52.0 Downlink Path Loas, clear sky c3 209.3 208.3 Downlink gaseous atienuation ds 1 . 0.4 Downlink rain aitenzation ds pdbd 8.5 Anienna Pointing error c3 —C.3 —0.3 Receive Earth Station GVT <lB/K 13.0 §.8 CAthemzal downlink ds 16.2 6.S PFD at Seam Peak aBvirn2iMHz —~118.G —116.0 Other Cf {Intra—SysiemInterference} ds 25.0 25.0 Orbital Location for Intefering S/C #t deg —$1.0G —21.00 Geocserniric Separsiion (wistation keeping) deg 4.15 4.15 Interfaring Uplink power density daBuWWHz —58.5 ~50.5 Interfaring DL eirp density dBwi/Hz ~12.0 ~12.0 C ASt uplink d3 488 82.0 ASI C ASI downlink (wRsx antenna pointing emor) o8 18.3 16.2 Orbital Location for interfering S/C #2 deg ~28.00 —28.CO Geoceniric Separation (wistation keeping) deg 5.75 3.75 Interfaring Uplink power density dBuWHz —58.5 —56.5. Interfaring DL eirp density dBuWHz —~12.0 ~12.0 C AS uplink ds 4811 81.2 C/I AS1 downlink (w‘Rts antenns pointing emor} ds 18.1 18.1 Total CIN+E) d3 12.7 6.1 System Margin ds £.6 20

EXHIBIT 11: GALAXY BSS—2 LINK BUDGETS (continued) CLRSKY DECRADED Camer Type 4BMDGFW 48MOGTW Modulation aPSK SPSK Info Rate: Mbit‘s 108 SD Carrier FEC: $.82% C.O7 Noise BW: MHz 40.000 40.000 CJN required ds 8.9 £6G Total Link Availability %. §8.50 SIC Loo |Longitude deg —S5.1§ ~25.15 Uplink Beam Name SPOT SPOT Seam Polarization {H, Yor, CJ C C Polarization |Uplink Frequency GHz 35 35 Frequency ||Downlink Seam Name SPOT SPOT Polarization {H, \or, C] C C Downlink Frequency _ GHz 17 17 TX ES Rain rate exsesded for 0.01% of the year mm/h 80 S0 E/S Elevation angle deg 3G.C 30.0 ES size m ©.00 $.00 Transmi ESS peak gain (2A—0.8} c3 55.2 §6.2 RX ES |Rain rate excesded for 0.01% of the year mmih AG SD E/S Elevation angle deg 20.0 30.0 ES size m C.f§ 0.786 Receive ES peak gain (EM—0—C} ds 40.5° 4D0.6. Receive Earth Station CuT <BK 17.4 14.1 Uplink Carier eirp dBw 73.2 B&A Thermal |Uplink PSD dBWiHz —88.G —~§2.8 Transpondar SFD {Beam Pesk) dBwW/im2 —SC.C ~<0.0 Iniput Backof j ds £.G 1.9 Uplink Path Loss, clear sky _cB 212.8 212.8 Uplink gaseous attenuafion cS 0.2 1.2 Uplinik rain attenuation as 1.9 16.2 Satellite GA (Seam Peak} clB/K 10.5 18.5 Amerina relative gain towardsES ds CC 4.D CIbthemzal uplink > 29.5 284 Downlink |S/C saturated EIRP (Beam Peak} dBw 83.0 63.0: Thermal |Camer Oulput backoif ds 0.9 £G Amienina relative gain towards Earth Station cS 9.9 £.0 Camar EIRP towards Earth Station: cdBW g2.0 B3.0 Downlink Path Loss, clear sky ds 208.3 200.3 Downlink gaseous atenustion d3 .1 04 Downlink rain aitenuation ds 0.0 &6 Amtenina Pointing error ds ~1.3 —©.3 Receive Earth Station T cBA 174 14.1 C/N themmal downlink ds 29.3 > 12.8 PFD at Beam Peak dBWwi‘m2iMHz —118.9 ~116G Oiher Cfl {Intra—SystemInterference} ds 20.G 20.0 Orbital Location for Intefering SSC#t deg —81.G0 —21.00 Geoceniric Separstion (ws‘station keeping) deg 416 4.16: Interfering Uplink power density dBwWHz ~56.5. ~—58.5 Interfaring DVL eirp density dBWHHz ~12.0 —12.0 Cl ASI uplink zl 40.9 58.1 ASt Cl ASI downlink (w‘Rx antenns pointing eror}. . ds 28.1 28.1 Orbital Lecation for interfering S/C #2 ~deg —88.00 —33.00 Geocentric Separation (we‘station keeping} deg 3.75 3.75 Interfering Uplink power density dBuWHz ~58.5 —56.5 Interfering PyL. eirp density dBwWiHz ~12.0 —12.0 Cl ASI upifink ds 401 85.3 CfI AStdownlink (wa‘Rx antenma pointing error} d8 24.9 24.0 Total Ci(N+H i8 18.6 1.6 System Margin: d3 7.8 20

EXHIBIT 11: GALAXY BSS—2 LINK BUDGETS (continued) CLRSKY DEGRADED Camier Type 2BOKGTA sECKGIA Modulatien SPSK BPSK Info Rate Mbit‘s 10.128 0128 Carier |FEC: 0.5G ©.S0 Noise BW: MHz 0.288 .306 TCM required d3 2.7 27 Total Link Availability % S&.e0 JC Loc |Leongitude deg —85.15 —95.18 Uplink Beam Name «8POT SPOT Beam Pelarization {H, Y or, CJ C C Polarization |Uplink Frequency GHz 25 25 Frequency |Downlink SBeam Name SPOT, SPOT Polarization {H, W or, C] C C Downlink Frequency GHz 17 17 TXES Rain rate excesded for 0.01% of the year mmh 80 Eo EJS Elevation argle deg . 30.0 30.0 ESsize m 045 1.48 Tranamit E/S pesk gain {(28=0.65) do 20.5 38.5 RX ES |Rain rate exceaded for 0.01% of the year mmA 80 So EJS Elevation angle deg 30.0 30.0 E/S size m 5.00 §.00 Receive ES peak gain {EffSC.C) c3 B2.1 82.1 Receive Earth Station CT <lBK 38.9 35.5 Uplink Camer eirp cBW 28.9 42.7 Thermat |Uplink FPSD cBWAIHz —84.8 ~501 Transponder SFDO {Beam Pesk] dBWim2 —30.0 ~20.0 Input Backoit c3 44.3 44.3 Uplink Path Loss, clear sky ds 212.86 212.6 Uplink gaseous attenuation c3 0.3 123 Uplink rain attenuation i8 004 14.9 Saellite GT (GSeam Paak} <dBK 16.5 18.5 Anterna nelative gain towards ES c3 C.G o.9 2N themmal uplink ds 7.G 5.9 Downlink |S/C saturated EIRP (Seam Peak} dBw 82.0 B3.G Trermal |Canisr Oulput backoff as 424 424 Amenina relative gain towards Earth Stabon B a.0 C.G Camer EIRP towards Earth Station dBw 20.0 20.8 Downlink Path Less, clear sky c3 208.3 200.3 Downlink gasecus atemuation ds 0.1 L4 Downlink rain aifenuatiors d3 se B5 Anmenna Pointing amor ds —0.3 —G.3 Receive Earth Station GVT <lBIK. 38.9 25.5 C/Nthemsal downlink ds 24.2 11.9 PFD at Seam Peak doWim2iMHz —126.6 —~130.8 Other Cf {Intra—SystemInterference} ds 20.0G 20.0 Orbital Lecation for Intefering SIC #1 deg —81.00 —81.00 Geocentiric Separation (vastation keeping) deg ° 416 4.15 Interfering Uplink power density dBWiHz —58.5 —55.5 Interfaring DL eirp density doxtHz —12.0 —1289 Cfi AS1 uplink dB 184 39.3 ASt 2A AS1 downlink(w‘ex antenna pointing ermor} cB 27.6 27.8 Orbital Lecation for interfering S/C #2 deg —82.00 ~29.00 Geocentric Separation {wastation keeping} deg 3.75 3.78 Interfering Uplink power density doWiHz —58.5 —56.5 Interfering DL eirpdensity dBwiHz ~12.0 —12.0 C AS1 uplink ds 17.6 324 2/ AS1 downlink(wtx antenna pointing eror) c3 26.6 28.6 Total Ci(N+H) c ds B1 4.7 * System Margin do 3.3 2.0

EXHIBIT 11;: GALAXY BSS—2 LINK BUDGETS (continued) CLRSKY DEGRADED Camer Type 4BMDGNN 43M0GTW Modulation: 2PSK BPSK Info Rate Mtit‘s 100 50 Camer |FEC: 0.82 D.A? Noise BW: MHz 40.000 40.000 CMBI required cS 8.9 26 Total Link Availabiliby % S§.50 SIC Loo |Longitude deg —86.15 —25.15 Uplink Beam Name SPOT SPOT Beam Polarization {A, w or, C] C C Polarization |Uplink Frequency GHz 25 25 Frequency |Downlink Seant Name SPOT SPOT Polarization {H, \ or, C] C C Cownlink Frequency GHz 17 17 TXES Rain rate exceeded for 0.01% of the year mmih 5C 50 E/8 Elevationangle deg 30.0 30.0 18 size m B.0D 8.00 Transnti E/S peak gain (Zff=0.8} d3 85.2 ©6.2 RX ES Rain rate excesded for 0.01% of the year mmih 50 50 ES Elevation angle deg 30.0 30.0 ES size m 0.75 0.74 Receive EFS peak gain (EM—C.6) ds 40.6 40.5 Receive Earth Station GiT. cB/K 17.4 14.7 Uplink |Camereitp cBW 73.2 82.1 Thermal |Uplink PSO a5wiHz —828.0 48.1 Transponder SFD {Beam Pesk} aBWim2 —8G.0 ~30.0 Input Backoit c3 CC 9.0 Uplink Path Loss, clear sky c3 2128 212.6 Uplink gassous aittenuation c3 3.2 1.3 Uplink rain aftenuation ds 3.0 180.8 Satellite GT (Beam Peak} cdBIK 78.5 . 18.5 Anienna relative gain towards ES ds LG 0.0 CiM themial uplink ds 20.5 284 ‘Downlink |S/C saturated EIRP (Seam Peak)] dbw SC.Q 6D.D Tharmal |Camer Qutput backoiff c3 9.0 LC Antenina relative gain towards Earth Station d3 9.9 C.G Carier EIRP towards Earth Station dBwW 80.0 BBQ Downlink Path Loss, clear sky c3 208.3 206.3 Cownlink gasecus atiemuatioe ds D.1 0.4 DCownlink rain aitenuation c3 9.0 28 Anterina Pointing error dd —0.3 —C.2 Receive Earth Station /T <dBIK 17.4 14.7 C themal cownlink dB 20.2 13.3 PFD at Beam Peak dBWim2iMHz —119.0 —~119.0 Other C1 {Intra—System Interference} ds 2C.0 20.0 Orbital Lecation for Intefering SC#1 deg —81.GO —91.00 Geoceriric Separation (wistation keeping) deg 4.15 4.15 Interfering Uplink power density dBwitz ~58.5 —55.5 Interfering DL eirpdensity dBWWHz ~12.0 —12.0 Cil AS1 uplink o8 4C.G 6D.8. ASt Cil A81 downlink (wiFex antenna pointing eror} o8 22.1 23.1 Orbital Lecation for interfering S/C #2. dey —82.0O ~29.00G Geoceniric Separation (wistation keeping) deg 3.75 3.75 Interfering Uplink power density dBWWHz —58.5 —55.5 Interfaring DVL eirp density dBwWHaz —12.0 —12.0 Cl A81 upfink dB 40.1 80.0 C/l ASI downlink (wa‘Rix antenna poinfing error} cB 21.8 21.8 Total CAN+T) d3 14.G 11.8 System Margin 48 8.1 2.0

EXHIBIT 11: GALAXY BSS—2 LINK BUDGETS (continljevd) CLRSKY DEGRADED Carnier Type 2BOKG7W BBCKGW Modulation BPSK BPSK info Rate Mbitis 0.128 0123 Carier FEC: 0.50 D.50 Naise BW: MHz ©.288 8.226 CH required ds 2.7 2.7 Total Link Availability % 88.00 SIC Loo |Lengitude deg —86.15 —25.15 Uplink Beam Name SPOT SPOT Beam Polarization {H, V or, CJ C C Polarization |Uplink Frequency GHz 26 25 Frequency |Downlink Seam Mame SPOT SPOT Polarization {H, V or, CJ C C Cownlink Frequency GHz 17 17 TXES Rain rate excesded for 1.01% of the year mnvih EC 50 E/S Elevation angle deg 30.0 30.0 ES size m O.73 8.76 Transnit E/S peak gain (2H=0.68) ds 44.0 44.0 RX ES Rain rate excesded for 0.01% of the year mmuh 60 50 E/S Elevation angle deg 30.0 30.0 E/S size m ©.00 8.00 Receive ES paak gain {EM—C.0) ds 82.1 62.1 Receive Earth Station T dBkK. 38.9 350 Uplink Carmer eirp dBw 29.0 3G.5 Thermal |Uplink PSD dBwWiHz —80,2 ~58.7 [Transponder SFD {Beam Pask) dBWim2 —30.G —90.0 Iniput Backoif ds 44.2 4.2 Uplink Path Loss, clear sky cS 212.8 2126 Uplink gaseeus attenaation: ds 0.2 1.3 Uplink rain attenuation ds 0.D 10.5 . [Satellits GT (Seam Peak} . dB/K. 16.5 18.5 Anienna relative gain towards E/S° cS C.C 0.0 TCM themal uplink c3 TA 8.0 Downlink |S/C saturated EIRP (Beam Paak) dBw £0.0 60.0 Thermal |Canisr Output backoff — ds . 42.3 42.3 Anienna relative gain towards Earth Station cS 0.3 C.G Carier EIRP towards Sarth Station dBw 17.7 17.7 Downlink Path Less, clear sky ds 208.3 2CQ.3 Downlink gasecus atenuation ds 9.1 04 Cownlink rain attenuation: cS 0.0 59 Anienina Poiniing error ds —1.3 —0.2 Receive Earth Station GT <dB/K 38.9 35.¢ CAMthemal downlink d3 21.2 12.0 PFD at Ssam Peak dBwWimeiMHz —129.6 ~132.8 Other Cl {Intra—SysiemInterference} \ ds 20.0 20.0 Orbital Leeation for Intefering NC #1 deg —81.50 —21.00 Geacentric Separation (wa‘station keeping) deg 416 4.15 ‘|Interfaring Uplink power density dB¥iHz ~56.56 —€5.5 Interfaring DL sirp density dowiHz ~12.0 —12.0 CS ASI upfink ds 18.5 28.0 ASt Cl ASI downlink (vaRx antenna pointing emor} d3 24.7 24.7 Orbital Leeation for interfering S/C #2 dey — —82.00 —20.00 Geocentric Separation {wistation keeping) deg 3.76 3.75 Interfaring Uplink power density dBuWHz —56.5 —£6.5 Interfering DL eirp density dBwWiHz ~22.0 —12.0 Cil ASI uplink ds 17.6 28.1 Cl AS1 downlink iw‘Rs antenna pointing erort d4g 22.6 23.6 Total C(N+E) ds 8.0 4.2 System Margin S 3.3 20

EXHIBIT 11: GALAXY BSS—2 LINK BUDGETS (continued) : CLRSKY DEGRADED Carier Typa 48BMNGNN 48MDGTW Modulation BPSK SPSK Info Rate: Mbit‘s 100 S0 Carrer FEC: {.8% D.o7 Noise BW!: MHz 40.00G 40.000 CN required c3 8.9 £8 [Total Link Availability % 88.20 SiC Loc |Longitude deg —85.15 —25.18 Uplink Beam Name SPOT SPOT Beam Polarization (H, V or, C) C C Polanzation |Uplink Frequency GHz 25 26 Frequency |Downlink Seam Name SPOT SPOT Polarization {H, 7 or, C) C C Downlink Frequency GHz 17 17 TX ES Rain rate excesded for 0.01% of the year mrvh 20 20 E/S Elevation angle deg 30.0 30.0 ES size m ©.00 §.00 Transmit E/S peak gain (Sf=0.6} ds 65.2 86.2 RX ES Rain rate excesded for 0.01% of the year mmih 20 20 (3 Elevation angle deg 230. 30.0 E/Ssize m 0.81 8.80 Receive E/S peak gain (EM—C.6) ds 41.1 41.1 Receive Earth Station GT <BIK 17.9 10.2 Uplink Camerein dBw 73.2 . B1.7 Thermal |Uplink PSD dBiWHz —58.0 ~59.6 Transponder SFD {Beam Pesk) dBwWim2 —90.0 ~80.0 Inpui Backef d3 6.0 1.0 Uplink Path Loss, clear sky ds 212.8 212.6 Uplink gaseous aitenuation ds a.2 1.3 Uplink rain attenuation as aga &S Satellite GA (Beam Peak} <lBK 18.5 18.5 Anienna relative gain towards E/S e C.G o9 CVN themmal uplink a8 22.5 284 Downlink |S/C saturated EIRP (Seam Pegk} dBw 57.0 57.0 Thermal |Camer Output backoff ds g.d C.Q Amenna relative gain towards Earth Station: ds o.d ‘CLQ Carier EIRP towards Earth Station dBw 57.G 57.0 Downlink Path Less, clear sky ds 209.3 200.3 Downlink gaseous atienustion . cS 8.1 04 Downlink rain. attenuation ds 0.0 1.8 Amenna Poiriing error as ~1.4 —C.3 Receive Earth Station T <B/K 17.9 18.2 C/M themal downlink ds 17.8 14.2 PFD at Seam Peak dBwirn2iMH2z —122.0 1220 Other C {Intra—System Interference}) ds 20.0 20.0 Orbital Lecation for Intefering S/C #1 deg —81.00 2100 Geoceriric Separation (wistation keeping} deg 415 4.15 Interfering Uplink power density dBwiHaz ~56.6: —£56.5 Interfering DL eirpdensity dBuWWiHz ~12.0 —~12.0 CA ASI uptink dB 40.9 49.4 ASt TA ASt downlink (wiRtx antenna pointing amor} as 20.7 20.7 Orbital Leeation for interfering S/C #2 deg ©—99.00 —29.00 Geocentric Separation (wistation keeping) deg 3.76 3.76 Interfering Uplink power density | dBwiHz c —56.5 —56.5 Interfaring DxL. eirp density dBwwHz ~12.0 —~12.0 Cfl ASI uplink as 40. 48.6 TV ASt downlink fwRx antenna pointing error} S 185 19.5 Total PS(N+1) ds 122 11.8 System Margin ds 4.3 2.0

EXHIBIT 11: GALAXY BSS—2 LINK BUDGETS (continued) CLRSKY .| DEGRADED Camer Type 2BOKGTW 3ECKGW Modulation BPSK BPSK Info Rate Mbit‘s ©.128 0123 Carmer FEC: 0.5G 0.50 Noise BW MHz .288 1208 CJN required ds 27 27 Total Link Awallability % 8§.80 /C Loc |Longitude dey —85.15 ~§5.16 Uplink Beam Name SPOT SPOT Beam Polarization {H, V¥ or, CJ C C Polarization |Uplink Frequency GHz 25 25 Frequency ||Downlink Seam Name SPOT SPOT Polarization {H, Wor, CJ C C Cownlink Frequency GHz 17 17 TXES Rain rate excesded for 0.01% of the year mmih 20 20 E/S Elevation angle deg 20.0 30.0 ES size m bso ~ p.so Transmit E/S peak gain (2f=0.05) dG 44.5 44.5 RX ES Rainrate exceeded for 0.01% of the year mmfiA 20 20 ESElevation argile deg 30.0G 30.0 ES size m £.00 8.00 Receive 2B peak gain {Eff—0.6) oB 82.1 6221 Recsive Earth Station CGT dBK 38.0 36.A _ Uplink |Camareirp dBw 29.0 34.5 Thermal |Uplink PSD * dBWwiHz —B0.8 °_ 165.3 Transponder SFD {Beam Pesk) aBi¥im2 —80.0 ~40.0 Iriput Backof# as 24.A 44.3 Uplink Path Loss, clear sky ; ds 212.0 212.6 Uplink gassous attenuation ds 0.2 1.3 Uplink rain attenuation ds 0.9 4.5 Sateliite G7 iSeam Peak} > clBAK %5.5 16.5 Artenna relative gain towards ES — as £G 4.0 t CBLthemal uplink . ds 71 5.9 Downlink |S/C saturated EIRP (Seam Psak} dBuy 57.G 57.0 Thermal| [Camer Ouiput backoff cS 424 ~42.4 Amerna relative gain towards Earth Station ds 4.9 C.G Carier EJRP towards Earth Station cdBw 14.6 14.8 Downlink Path Less, clear sky dB 208.3 209.3 DCownlink gaseous stienuation © ds 0.1 b4 i Downlink rain aitenuation: dB 0.0 > 24 . Antenina Poiniing arror. as ~3.3 —0.@ [ . Receive Earth Station: GT ~<lBIK 38.9 238.0 f 2B themal downlink ds . 18.2 134 PFD at Seam Peak dBwim2lMHz «142.6 —142.6 Other CV {Intra—System Interference} as 20.0 20.0 Orbital Lecation for Intefering SC#t deg —81.00 ~§1.0G Geoceniric Separation (wistation keeping) dey 4186 4.15 Interfering Uplink power density dBWiHz ~58.5. ~50.5 i Interfering DL eirp density dowiHz ~12.0 —~120 i Cfl ASH uplink as 18.5 22.8 | ASt C AS1 downlink (wiRx antenna pointing eror} ds 2t.7 21.7 Orbital Leeation for interfering S/C #2 deg —32.C0 ° ~22.00 Geoceniric Separation (wistation keeping) deg 3.75 3.75 Interfering Uplink power density 4dniHz ~56.5 —£6.5 Interfering DL eirp density dBWiHz ~12.0 —12.0 Cl ASt uptink ds 17.0 221 271 ASt downlink (w/Rx antenna pointing erort dB 20.5 20.5 Total CANM+T) dB 5.1 4.7 System Margin: d3 3.0 20


Document Created: 2019-04-13 05:34:19
Document Modified: 2019-04-13 05:34:19
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