Attachment Schedule S GXT

This document pretains to SAT-AMD-20080701-00135 for Amended Filing on a Satellite Space Stations filing.

IBFS_SATAMD2008070100135_651379

EXHIBIT 11: GALAXY BSS—3 LINK BUDGETS CLRSEY DESRADED Camer Typa ReMGAI MMGTN Modulation GPSK QPSK Info Rate Nibitis 25.05 — 26.05 Catrier |FEC: ’ 0.87 C.87 hisise BWV: MHz 10.988 18.9088 CM required os 4.1 4.1 Total Link Availabiity % §9.50 SIC Loe |Longitude deg © —9910 ~39.140 Uplink Beam Name NRF MNRE Seam Polarzation {H. V or, C} C C Polarization |Uplink Frequency | > GHs 25 35 Frequency |Downlink Ssam Name NTF NTF Polarization (H, / or, CJ C C DCownlink Frequency GHz 17 17 TX ES Rain rats exoseded for 0.01% ofthe year mmth 40 40 E/SElevation angle deg _ 30.0 30.0 ES size m &.C0 5.0D Transmit E/S peak gain (2H=0.6} ds 65.2 S5.2 RX ES Rain rate excesded for 0.01% of the year miwh 40 40 EIS Elavation angle > . deg 30.0 3G.0 EJSsize ’ m Ges G.55 Faceive EfS pesk gain {Ef=0.0) ds 30.3 39.3 Receive Earth Stafion G/T ' dBiK 16.2 13.5 Uplink Carer sirp > dBw T9.2 22.8 Tharmal |Uplink PSD dBWwiHz ~59—0 45.6 Transponder SFO (Beam Pesk) dBWimZ ~38:0 ~86.0 . Input Backo® ds 9.0 0. f Uplink Path Loss, clear sky ds 2A23 HAYT i Uplink gaseous aftenuation ds 0.3 1.3 1 Uplink rain attenuation ds .D 1%4 ; Sateliits=G7 (Beam Psak} | > <B/F. 5.5 6.5 | Anienna relative gain towards E/S: ‘ ds —2.0 ° —2.0 § . CN themmal uplink _ ds 38.5 25.4 | . Downlink |S/C saturated EIRP (Beam Peak) dBW £4.0 £4.0 ) Tharmal (Camesr Ociput backoff da 0.0 0.0 } Arteana relative gain towards Earth Stafion dB Z4 —20 : Camsr EIRP towards Earth Station ' caBw 520 52.0 | Cownlink Path Loss, clear sky o8 208.3 209.3 | Downlink gaseous attenuation ds 0.1 g.4 [ Downlink rain aitenuation 2 ds g.o 3.8 Arternins Pointing <rror c# —G.3 "—0.2 Receive Sarth Station G/T <B/K 16.3 > 13.5 TCP themal downlink d3 14.0 7.2 ; * PFD at Seam Pesak dBWim2lMHs —122.0 ~122.0 i — Cther O {Intra—System Interference} o2 25.0 35.0 L Orkital Location for Intefering C #1 deg ~25.00 ~95.CC [ Geoceninic Separstion fwi‘station keeping) deg 4.10 4.10 : Interfering Uplink power density dBWiHz —CB.L —56.5 Interfering DL eirp density d5wHz ~12.0 ~12.0 | CA AS1 uplink . ds 48.8 63.3 | ASI Cl ASUdownlink(wiRs antenns pointing error) dg 18.7_ 16.7 ! Orbital Location forintarfering S/C #2 deg —103.00 ~103.00 | Geoseniric Separstion (wa‘station keeping) deg 3.80 23.80 } Interfering Uplink powser density dBWiHz —55.5 —56.6 1 Interfering DJL eirp density dSwiHz ~12.0 ~12.0 | C ASI uplink d3 48.3 62.0 C ASU downlink (wert artenna pointing ermor) da 15.8 15.8 Totsl CAM+E) — ds 10.3 6.1 System Margin ds 5.2 20 60

EXHIBIT 11: GALAXY BSS—3 LINK BUDGETS (continued) CLRSKY DEGRADED Carmer Type 380KGFTW 360KGT Modulation BPSK BPSK. Info Rate Mbit‘s C.128 D.125 Carrier FEC: 1.50 0.50 Noise BV: MHz 0.2B8: 0.266 TN required ds 2.f 2.7 Total Link Availabsilfty % 89.90 SIC Loc Longitude deg 3910 —28.10 Uplink Seam Mame NRF NRF Beam Polarzation {H, V or, C] C C Polarization Uplink Frequency GHz 35 25 Frequency |Downlink Beam Mame NTF NTF Polarization: {H, V or, C) C C Downlink Frequensy GHz 17 17 TX ES Rain rate excseded for 0.01% of the year mmih 40 40 E/S Elevation angle deg 30.0 30.0 ES size m C.85 G.65 Transmit S peak gain (2ff=0.55) ds 432.8 42.8 RX ES Rain rate exceseded for 0.01% of the year mmih 40 40 E/S Elevation: angle deg 30.0> 30.0 . ESS size m 200 24G Receive E/S peakgain (Ef—C.G} d3 82.3 §2.2 Receive Sarth Stafion G/T dB/K 39.0 351 Uplinik Carer sirp dSW 40.0 48.7 Thermal |Uplink PSO dBWiIHz —57.0 148.3 Transponder SFD (Beam Pesak} dB¥iim2 —89.0 —89.0 Input Backoif 1B —~36.3 35.3 Uplink Path Loss, clear sky ds HA2F 312.7 Updink gaseous afienuation ds 0.2 1.3 Uplink rain aftenuation d3 9.G 8.7 Satellite G/T (Beam Peak} dBIK 6.5 6.5 Antenna relative gain towardsE/S da ~2.0 —2.0 C thermal uplink ds &.0 4.9 Downlink |S/C saturated CIRP (Beam Pesky dBW 54.0 54.0 ~ Thermaf |Carrer Output backoff «B —24.3 —24.3 Antennarelative gain towards Earth Station ds ~28 34 Catar EIRP towards ESarth Station dsW 37.F 27. Downlink Path Loss, clear sky ds 200.3 200.3 Downlink gaseous afienuation «d3 D14 D4A Downlink rain aftenuations ds 0.0 4.8 Antenne Poinfing error d3 —D.3 —~1.3 Receive Earth Stafion G/T dB/F. 38.0 361 N themnal downlink . 4B 31.3 33.3 PFD at Ream Peak dBoNim2iiHsz —127.6 ~127.6 > Other C (Infra—System Interference) ds 20.0 20.0 Orbital Location for Intefering S/C#1 deg —35.00 ~85.00 Gsocentnc Separation {wistation keeping) degy 4.10 4.10 Inferfering Uplinkpowser density dBWiHs —58.5 —50.5 Interfering Deirp lensity dSWi/Hz ~12.0 —12.0 Cil ASt uplink . d8 39.3 38.1 ASi Cd] ABt downlink (@/Rx antenrs pointing error} dS 34.6 34.0 Orbital Location for interfering S(C #2 deg ~103.00 ~103.0G Geocentric Separation {wistation keeping) deg 3.90 — 5.80 Interfering plink power density dBWiHz —56.5 —~56.5 Interfering DL eirp density dB‘WiIHz ~12.0 —12.0 Ti ASt uplink d 28.8 37 .5 Cil ASI downlink (w/Rx antenna pointing error} d3 32.8 33.8 Totsl CNM+T) ds 5.8 4.7 System Margin dS 3.1 2.0 61

EXHIBIT 11: GALAXY BSS—3 LINK BUDGETS (continuéd) CLRSEY DEGRADED Camer Type B4MGIW HMIMGTV Modulation GPSK CPSK Info Rate Mbitis 25.05 25.G5 Carmier |FEC: O.B7 0.87 Noise BW: MHz 19.988 19.928 TN required ds 4.1 .1 Total Link Availability % $2.60 SIC Lee |Longitude deg —2010 §8.10 Uplink Seam MName SRF SRF Seam Polarization {H, W or, C] es C Polanzation |Uplink Frequency GHz 25 25 Frequency |Downlink Seem NMame STF STF Polarization {H, Wor, CJ > C C Downlink Frequency GHz 17 17 TX ES Rain rate exoseded for 0.01% ofthe year mmih 50 50 EFSElevation argle deg 300 3G.G ES size m £.Go 9.00 Transrait E/S peak gain (2h=D.8) S 85.3 65.3 BX ES . |Rain rate exceeded for 0.01% of the year mmh 50 50 E/SElevation angle ‘ dag 30.0 3%.0 ES —sizs im 045 0.A5 Receive E/S pesk gain {Eff—0.C} ca 38.1 38.1 Receive Earth Station GVT DK 13.0 $.8 Uplink Camersinp dBmt TH2 &4.0 Tharmsl |Uplink PSD i — dBwiHz ~59.:0 —44.3; Transpondar SFD {Beam Pesk) dBim2 —58:0 ~88.0 Iriput Backeif ds 8.0 .0 Uplink Path Loss, clear sky cS 2N2.f 212.f Uplink geseous aftenuation ds [shed 1.3 Uplink rain attenustion d3 L.O 14.7 Sateliitse GT (Seam Pzsk) BA 6.5 8.5 Antiennarelative gain towards EJS ds ~3.0 —2.0 (CAN thermal uplink ds 26.5 35. 0 . Downlink |SFC saturated EIRP (Seam Paak} dBw 800 £0.0G Thermal (Carfer Output backoff cS [eXa) 0.0 Anienna relative gain towards Earth Statior da ~3.0 ~2.0 Camer EIRP towards Earth Station dBy 58.0 58.0 ‘ Downlink Path Loss, clear sky ds 209.3 209.3 Downlink gasecus attenuation da C.1 0.4 Downlink rain attenuation d3 0.0 .5 Amenna Poinfing srror ds —0.3 1.3 Receive Sarth Station G&T dB/K < 13.0 8.8 TCM themisl downlink c# 18.8 6.8 PFD at Seam Feak dBWim2IMHz —118.0 —116.0 Céher CA {Intra—System Interference} d3 25.0 25.0 Orbital Location for Intefering SIC# deg —25.00 ~35.00 iGeccentric Separation {wistation keeping} deg 4.10 4.10 Interfaring Uplink powser density aBWHz —58.5 —56.6 Interfering DL eirp density® dBwi/Hz —~12.0 —12.0 C" ASI uptink dS 49.8 64.6 ASt TI ASH downlink {w‘Fix antenna pointing eror) dB 18.1 181 — Orbital Leeation for interfering S/C #2 deg —103.00 ~103.00 Geocsaniric Separation fwistation keeping) deg 5.50 3.80 Interfsring Uplink power density dBwiHz —56.5 —56.5 Interfaring DL eirp density dBWHz ~12.0 ~12.0 Cl ASLuplink d3 49.3 54.0 CA ASI downlink (wRx antenna pointing eror} d3 18.2 14.3 Total CHN+1) da 12.¢ 6.1 System Margin d3 2.5 2.0 62

EXHIBIT 11;: GALAXY BSS—3 LINK BUDGETS (continued) CLRSKY DEGRADED Camer Type 3ENKGTW SS0RKRGTW Modulation BPSK BPSK Info Raie Moit‘s 0.138 0.128 Carrder |FEC: 040 9.40 Noize BWUV: MHz C.288 ©.256 CIN required <1S 27 2.7 Tots! Link Availability % 829.80 SC Loc Longitude deg —95.10 ~998.10 Uplink Beam Name SRF SRF Beam _ |Polanzation {H. Y or, C] C C Polarization [Upiink Frequency GHz 25 25 Frequency |Downlink SeamName STF S7F Polarzation {H, Y or, C) . C C Downlink Frequency GHz 17 17 TX ES Rain raie exceededfor 0.01% of the year mmih E4 50 E/S Elevation angle deg 30.0 30.0 ES size m G.65 C685 iransmit E/S peak gain (2F=—0.65) <d8 : 42.8 RX ES Rain rate exceeded for 0.01% of the year mmih 50 E/S Elevation angle deg 30.0 EPS size m §.90 §.00 Receive CS peakgain {EH=0.3) ds 62.2 62.2 Receive Carth Station G:.T dB/K. 38.0 35.7 Uplink Carrier sirp d=Ww 40.0 52.8 Thermal |Upiink PSD dd‘WiHz —57.:0 —44.3: Transponder SFD (Geam Pask} cBWim2 ~89.0 ~49.0 Input Backoff dS ~36.2. ~36.2 Updink Path Loss, clear sky ds #12.F¢ 212.7 Uplink geseous aflenuation d3 0.2 1.3 Uplink rain attenuation: ds 8.G 12.8 Satellie GT (Deam Peak} d=ik, G.5 6.5 Antenra relative gain towards 2/S 48 —2.0 —2.0 — CN themal uplink ds £.0 4.9 Downlink |[SFC saturated EIRP (Geam Pesk} dBW 80.0 §0.0 Thermal (Carfer Oulput backoff d3 —24.3 ~24.3 Antenna relative gain towardsEarth: Staton dS —240 —2.90 Carer EIRP fowards Earth Station dSWw 33.7 33.7 Downlink Path Loss, clear sky 48 209.3 209.3 Downlink gaseous atienuation d8 0.4 0.4 Downlink rain aftenuaiion ds 0.0 7.2 Antenna Pointing error d3 ~D.3 ~0.3 Receive Earth Station GT dB/K 38.0 35.7 CIN themai downlink d3 37.3 26.4 PFD at Beam Peak dB¥i/m2iMHz ~121.8 ~121.6 Other Cl {Infra—Sysiem Interference} d8 20.0 20.0 Orbital Location for intefering S/C #1 deg ~35.00 ~35.900 Geccentric Separation {wistation keeping} deg 4.10 4.A0 Interfering Uplink power density dB‘WiIHz ~5B.5 ~56.5 Interfering CVL eirp density dSvWiHz. —12.0 ~12.0 , Cil AStuplink d3 22.3 42.2 ASI Cil ASt downlink (w/Rx antenrrs pointing ecror} dB 40.6 4$0.6 Orbital Location for interfering SAD #2 deg ~103.00 —103.0G Geocentrc Separation {wistation keeping) degy 3.50 3.80 Interfering Uplink power density dB@WiHz ~58.5 ~58.5 Interfering CVE eirp dlensity dBWIHz. ~12.0 ~12.0 Cl ASbuplink 12 25.8 41.6 ‘Cil AB! downlink (w‘Rx antenme pointing error} [3 39.8 39.8 Total CiMN+1) «d3 5.8 4.8 System Margin ~ do 3.4 B4 63

EXHIBIT 11: GALAXY BSS—3 LINK BUDGETS (continued) CLRSKY DEGRADED Camer Type 2AMGEIN MMGTW Modulation . GPSK OPSK Info Rate Mibit‘s 38.05 38.G5 Carrier FEC: J.Bf C687 Noise ABW: MHz 19.988 19.9858 Cb required d3 4.1 4.1 Total Link Avaitability % $2.05 S/C Loo |Lengitude deg —28.10 ~38. 10 Uplink Beam KHame HNRF MREF Seam Polarization {H, V or, C) C C Polarization |Uplink Frequency (GHz 25 235 Prequency |Downlink Seam Name STF STF Polarization {H, Y or, C} C C Cownlink Frequency GHz 17 17 TX EB |Rain rate exoseded for 0.01% of the year mméh 40 40 E/S Elevation angle deg 30.0 30.0 ESsize m §.CO $.00 TransraitEIS peak gain (2R—D.6) d8" 55.3 65.2 RX ES Rain rate exceeded for 0.01% of the year mmth 50 5G E/S Elevation angle: deg 30.0 20.0 EISsize . m 0AS oA5 Receive ES peak gain {EM—0.0) o3 3811 36.1 Raceive Earth Station SVT <IB/H. 12.0 9.8 Uplink Camer sirp dBow 79.2 §1.3 Thermal [Uplink PSD dBWWWHz —58.0 —10.9 Transpondsr SFD {Beam Pesk] dbwWims —88.0 —8R.C Input Backo® c3 90 0.0 Uplink Path Loss, clear sky ds HA2Z MAZLT Uplink gasecus sttenuation ds 0.2 1.3 Uplink rain attenustion ds 0.0 1214 Satellits GA (Seam Psak}) <BIK $.5 8.5 Anienna relativegain towards E/S ds ~2.0 20 C themaal uplink ds 28.5 254 Downlink |SSC saturafted BIRP (Ream Peak] dBWw 80.0 §0.0 Thermal |Carsr Output backoft d8 G.0 0.0 Antenna relativegain towards Earth Station d3 —3.0 —2.0 Carier EIRP towards Esrth Station dBow 58.0 528.0 DCownlink Path Loss, clear sky d3 200.3 209.3 Downlink gaseous afenuation ds C.1 G.4 Downlink rain attenuation ca 5.0 6.5 Amienina Poinfing arror d3 —0.3 —0.3 Receive Earth Stafion T <lBA. 13.0 9.8 C thermal downlink da 18.8 6.8 PFD at Beam Peak dBWim2ziMHsz ~118.0 ~116.0 Cther CA {Intra—Sysiem Interference} cS 25.0 25.0 Orbital Lecation for Intefering SC#At deg ~25.00 ~#5.00 Geosenitric Separation(wistation kesping} deg 4.10 410 Interfering Uplink power density dBwWHHz —55.5 —56.5 Interfering DL eirp density dBwiHz —12.0 ~12.0 Cé A91 uplink da 48.9 61.9 ASL Cl ASI downlink {w‘t« antenns poirding eror} ds 19.1 18.1 Orbital Lecation for interfering S/C #2 teg —103.00 10300 Geoceniric Separstion{wistation keeping) dey 3.80 3.80 Interfering Uplink power density dBMIHz —58.5 ~56.5 Interfering DHL eirp density dBwiHz ~12.0 ~13:0 . C ASLuplink dR 48.3 81.3 CH AS1 downlink {whRx antenna poiniing aror) ds 18.3 18.2 Total CXN+LI) ds 12.7 5.1 System Margin do 8.8 20 64

EXHIBIT 11: GALAXY BSS—3 LINK BUDGETS (continued) CLRSEKY DEGRADED Camer Type 45MIGTVY 48MDGTW Modulation BPSK SPSK Info Rate Mbit‘s 100 80 Carmer FEC: 0.43 G.O7 Hoise BVW: MHz 40000 40.00G TB required d3 5.9 26 Total Link Availability % 8@.560 BC Loe Longituds dey ~39.10 —32.10 Uplink BeamName SPOT SPOT Beam Polarization {H, / or, C) C C Polarization |Uplink Frequency GHz 35 36 Frequency |Downlink Seam Name SPOT SPDT Polarizstion {H, V or, C] C C Downlink Freuency GHz 17 17 TX ES Rain rate excesded for 0.01% of the year mmih 80 80 ES Elevation angle deg 30.0 30.0 E/S size m $.00 8.00 Fransmit ES peak gain (26—=0.6) ds 56.2 65.2 RX ES Rain rate exceeded for 0.01% of the year mmil 8G BD: E/S Elevation angle deg 20.0 300 E/S size m 0.75 0.75 Receive E/S peak gain {EM—0.0} ds 40.56 405. Receive Earth Station OVT cBK 17.4 14.1 Uplink Camer eirp dB 732 82.4 Thermsl |Uplink PSD dBwilHz —58.0 —82.9. Transponder SFO{Beam Pesk) dB@Wim2 —8G.C ~20.0 Input Backo® dB LC 89 Uplink Path Loss, clearsky d3 212.¢ B2R Uplink geseous attenuation ds .2 LS Uplink rsin attenustion d3 0.4 15.2 Satellite G7 (Seam Peak} <IBIK 18.5 18.5 Amienna relative gain ftowards E/S d3 LCO 5.9 Cb themel uplink d3 20.5 28.4 Downlink |S/C saturated EIRP (Resm Peak} dBgw s2.0 63.0 Tharmal |\CarterOuitput backoff ds on LG Anienna relative gain towards Earth Station: d3 90 Lo Camer ERP towards Earth Station dBw s2.0 63.0 DCownlink Path Loss, clear sky d3 208.3 209.3 Cownlink gasecus affenuation c3 0.1 0.4 Downlink rain aftenuafion ds 0.D Lo Anienna Pointing error as 0.3 —02 Receive Earth Station /T diBIK. 174 14.4 C themial downlink d3 23.3 12.8 PFDO at Szam Peak doWim2ihiHz —~1148.0 ~116.0 Ciher Cl {Intra—System Interference} cS 20.0 20.0 Orkital Lecation for Intefering SC#1 deg —85.0O ~25.00 Geocentric Separation (wistation keeping) deg 410 4.40 Interfering Uplink power density dBWiHez —58.5. —56.5 Interfaring DVL eirpdensity doWiHz —12.0 ~12.0 C AS1 uplink d3 4C.8 56.0 ASE C AS] downlink (wiRx antenns poinfing ermor} ds 25.9 25.9 Orbital Location for interfering S/C #Z deg —103.00 —103.00 Geosertric Separation (wistation keeping) deg 3.80 3.980 Iaterfaring Uplink power density dBwAHz ~56.5 ~55.8 Interfering EyL eirp density dBWilHa ~12. —12.0 Cl ASt uplink ds 40.2 554. C/I ASL downlink (wRx antenna pointing eror) d3 26.1 25.1 Tolsl |(CMN+D) — as 18.6 11.6 System Margin oS 7.B° 20 65

EXHIBIT 11;: GALAXY BSS—3 LINK BUDGETS (continued) CLRSKY —| CEGRADED Darrisr Type sEUKGNA 350KGYW Modulation SBPSK BPSK Info Rate Moitis 0128 0.128 Carrer FEC: C.50 ©.50 Noise BW: MHz .388 D.288 CiIN require« ds 2.7 2T Total Link Availability % ©2.00 SIC Loo |Longitude deg ~98.1G ~29.10 Uplink Seam Name SPOT SPOT Beam Polarization {H, Y or, C} C C Polarization |Uplink Frequency GHz 25 25 Frequency |[Downlink SeamName— SPOT SPOT | Polarization {H, V or, C) C C Downlink Frequensy _ GHz 17 17 TX ES Rain rale exceeded for 0.01% of the year man‘h 80 80 E/S Elevation angle ' deg 30.0 30.0 EJS size m 145 G.45 Transmit 5S peak gain (ZSft—0.65) ds 39.5 39.5 RX ES Rain rate exceeded for 0.01% of the year mawh 50 80 E/S Elevation angle deg 30.0 30.0 E/S size m a.00 £.00 Receive CYSpeak gain {Ef=—0.0)} dS 62.1 82.1 Receive Carth Stafion G/T dS/K 38.9 25.5. Uplink Camer sirp dBW 28.9 43.7 Thermat |Uplink PSD cBWiHz ~64.6 —50.1 Transponder SFO (Beam Peak) dBvi/m2 ~§C.G ~80.0 Inpui Backof ds ~44.3 44.3 Uplink Path Loss, clear sky ds 212.6 212.6 Uplink geseous afienuation ds G.2 1.3 Uplink rain attenuation ds .9 14.8 Satelliie G:/T (Beam Peak) dB/K 15.5 15.5 Antenna relative gain towards SS lz 0.0 0.4 CIN themal uplink ds 7.0 5.9 Downlink |SICsaturated EIRP (Beam Pask} BW ©3.0 63.0 Thermal |Carrier Qutput backoff ‘ «13 424 424 Antennarelative gain towards Zarth Stafion dS G.D 0.G Carrier EIRP towards Zarh Station dSW — 20.5 20.0 Downlink Path Loss, clear sky dS 200.3 208.3 Downlink gaseous aftenuation do 0.1 0.4 Downlink rain aftenuation d5 G.0 8.5 Antenna Pointing error dB ~—0.3 —9.2 Receive Earth Staffon G/T dB/K 3a.9 25.5 CIN themal cdownlink d8 34.3 11.9 PFD ai Beam Peak dBWim2/MHz —136.6 ~136.9 Other Cil {Intra—System Interferenice) do 20.0 20.0 Orbital Lecation for Intefering 5/C #1 deg ~95.00G ~25.00 Geocentrc Separation {wistation keeping) deg 4.10 410 Interfering Uplink power density dBoWikiz: —55.5 —50.5 Interfering DA eirp «lensity cBWiHz ~12.0 ~12.0 C AStuplink > cS 18.3 33.1 ASI Cil 4St downlink (wRx antenna pointing errory «B 27 .5 27.5 ‘Orbital Location for interfering SVC #2 deg —~103.00 —103.00 Geocentric Separation {wistation kesping) deg 3.80 3.80 _ Interfering Uplink power density > dbWiHz. ~55.5 —56.5 Interfering OVL eirp density dB‘wWiHz —12.0 ~12.0 Ti SE uplink do 17.7 $2.5 Cil ASf downlink (wiRx antenna pointing error} ds 26.6 25.0 Total CAN+1) ds &.0 427 System Margin d3 4.3 2. 66

EXHIBIT 11: GALAXY BSS—3 LINK BUDGETS (continued) CLRSKY DEGRADED Camer Type 4BM0GTW 48M0GAW Modulation . EPSK SPEK Info Rete Mbitis 100 80 Carer [FEC: D.83 0.87 Noise BW: MHz 40.000 40.000 C required d3 B2 £6 Total Link AvaiSlability % §§.50 SIC Loo |Longitude deg —899.10 ~22.10 . Uplink Seam Name SPOT SPOT Seam Polarization {H, V or, C) C C Polarzation |Uplink Frequency GHz 35 25 Frequency |Downlink Seam Name SPOT SPOT Polarization {A, V or, C) C C Downlink Frequency GHz 17 17 TX ES Rain rate excesded for 0.01% of the year mnvh 50 50 EIS Elevaton angle deg 30.0 30—0 EIS size _ m §.00 8.00 Transmil ESpeak gain (2R—=D.8} ds 65.2 AS.2 RX ES Rain rate excesded for 0.01% of the year mmh 5G 50 E/S Elevation angle deg 30.0 30.0 IS size j m C.FA U.r5 Receive 55 peak gain {ET—C.8} ds 40.5 40.5 Receive Earth Station GT <1BK. 17.4 14.7 Uplink Camer cirp dox 73.2. $3.1 Thermal (Uplink PSD dBWIHz ~6E.0 8.1 Tramsponder SFD (Beam Pesk) dBWims ~30.0 ~20.0 Input Backo® ds C.G 10 Uplink Path Loss, clear sky ds 212.A 212.6 Uplink gassous sifenuation d3 1.2 1.3 Uplink rain attenuation ds 00 19:0 Sateliite GT (Seam Peak} <BIK 18.5 186.5 Anienna relative gain towards ESS ds C.G . 0.D OM themal uplink ds 20.5 284 Cownlink |SFC saturated EIRP (Geam Peak) dBaAt £0.0 800 , Thermal |Carmber Output backoff dB 0.0 CC Antienna relative gain towards Earth Station: ds 00 uo Camer EIRP towards Earth Station dBowf 60.0 6D0.0 Downlink Path Loss, clear sky ds 208.3 209.3 Downlink gaseous stienuation ds 0.4 Cu4 Downlink rain aitenuation: ds 0.0 3.0 Anierina Poinfing error ds —9.3 —0.3 Receive Earth Station GVT <lBIK 17.4 14.7 CIH themal downlink ds 20.3 13.3 PFD at Seam Peak dB@im2MHz —118.9 1180 . COhher CA {Intra—Sysiem Interference} ds 20.0 20.:0 Orbital Location for Infefering SC#1 deg —85.GO —55.00 Geocentric Separstion {wistation keeping} deg 410 4.10 Interfering Uplink power density dBWiHz —56.5 —55,8 Interfaring DiL eirp density dBwi‘Hz 120 ~12.0 Cil AS1 upiink d3 40.8 60.7 ASI OI AS1 downlink (wiRx antenns pointing erork d3 23.0 22.¢ Orbital Lecation for interfering S/C #2 deg —~103.00 —103.00 Geocantric Separation. {wi‘station keeping} deg 3.80 3.80 Interfering Uplink power density daBwiHaz —56.56 ~—55.5 Interfering DL eirp density dBwiHz —13.0 —12.0 CA AS1 uplink d2 40.3 60.1 S AS1 downlink (w/Px antenna poifi;‘!ing ermor} d2 224 22.1 Total CIBMA+L) ds 14.9 11.6 System Margin i8 §.1 2.0 67

EXHIBIT 11: GALAXY BSS—3 LINK BUDGETS (continued) CLRSKY DEGRADED CarrierType s6UKGAA 3S0KGTW Modulation BPSK. BPSK Info Rate Moit‘s 9.125 0.128 Carrer FEC: 0.50 0.50 Noise SW: MHz 9.366 0.265 CIN required ds 2.4 2.7 Total Link Availability % & €9.60 SICLoo {Longitade deg ~898.10 —32.10 Uplink Beam Name SPOT SPOT Beam Polarization {H. V or, C) C C Polarizaftion |Uplink Frequency GHz 25 25 Frequency |Downlink Seam Mame SPOT SPOT Polarization{H, V or, CJ C C Downlink Frequency GHz 17 17 TX ES Rain rate sxceeded for 0.01% of the year mm/h 5G &0 E/S Etevation angls deg 30.0 30.0 E/S size m D.76 0.7€ Transmit ES peak gain (2if=0.65) d8 44.0 44.0 RX ES Rain rate exceeded for 0.01% of the year mrofh. 5G 50 E/S Elevation angla deg 30.0 30.0 ESS size m +3.CD 2.00 Recsive 5S peak gain (EH=—DC.6) dB 62.1 62. Receive Earth Station G/T dS/K. 38.9 35.9 Uplink Carrier eirp dBW 29.0 39.5 Thermal [Uplink PSDO dSWiHz —G9.2 ~§5.7 Transponder SFD (Beam Peak} daW/im2 ~50.0 +80.0 Input Backo® ds —44.2 —44.2 Uplink Path Loss, clear sky d3 212.6 212.6 Uplink gaseous aftenuation d3 0.2 1.3 Uplink rain aftenuation ds 0.D 105 Satellife G/T (Bzsam Feak) dSIK 16.5 16.5 Antenna relaiive gain towards 2/S d8 ©0.0 6.0 TN thermmal uplink <dB 7.1 8.0 Downlink |S/Csafurated EJRP (Geam Peak} d&w 60.0 80.0 Thermal |Carrer Quiput backoff d2 —42.3 42.3 ; Antenna relaiive gain towards Sarth Station <d8 0.0 0.0 Carer EIRP towards Earth Station. dBG/¥ 17.¢ 17.3 Downlink Path, Loss, clear sky ds 208.3 208.3 Downlink gaseous afteruation da G.1 0.4 Downlink rain attenuation <18 090 5.9 Antenna Pointing error 43 —0.3 —0.2 Receive Earth Station G/T dSiK 38.9 35.0 |C/H thermal downlink 13 21.3 12.0 PFD at Beam Pesk doWim2iMHz ~139.6 —~138.5 ther Cl (Infra—System Interference} 48 20.0 20.0 Orbital Location for intefering SC #1 deg —§5.00 ~35.00 Geocentric Separation fwistation kesping) deg 4.10 410 Interfering Uplink power density ~ dBW/Hz —56.5 —50.6 Interfering DA eirp density dBW/Hz —12.0 —12.0 Cil ASU uplink ~— ds 18.3 35.¢ AS1 TJ ASI downlink (w/Rx antenna poinfing error} <d8 24.6 24.6 Qrbital Location for interfering S/C #2 deg ~103.00 —~102.00 Geocentric Separation fwistation keeping) deg 3.80 3.50 Interfering Uplink power density dBwiHs —56.5 ~56.5 Interfering Oeirp density dBWiHz —12.G —12.0 Cil ASF uplink ds 17.8 28.3 Cl ASf downlink (wRx antenna pointing error} dB 23.7 23.7 Total CHBNM=1 dB 5.0 4.7 _ System Margin <dB 3.3 2.0 68

EXHIBIT 11;: GALAXY BSS—3 LINK BUDGETS (continued) CLRSKY DEGRADED Camer Type <4BMDGTW 4GMOGTW Modulation EPSK SPSK Info Rate Mbitls 100 60 Carier |FEC: 0.82 0.67 Noise BVV: MHz 40.000 40.000 C required ds 5.9 £.G Total Link Availabiliby % 96.50 SIC Loo |Longituds deg ~88.10 ~€0.10 Uplink Bsani Name SPCT SPOT Seam Polarization {H, Wor, 0) C C Polarization (Uplink Frequency GHz 35 25 Frequency [Downlink Beam Name SPOT SPOT Potarization {H, W or, C) C C Downlink Frequency GHz 17 17 TX ES Rainrate excesded for 1.01% of the year mm/h . 30 20 E/S Elevation angle deg 30.0 30.0 ES size m 9.00 9.00 Transmit E/S peak gain (2f—0.6} ds 55.2 65.3 RX ES Rain rate excesded for 0.01% of the year mvh 20 20 EfS Elevation angle deg 30.0 20.0 ESsize m C.S0 ©.8G Receive E/S peak gain (EM=D.0) ds 4£L1 41.1 Receive Earth Station GVT <BK. 17.9 16.3 Uplink |Camereirp dBuy £3.2 81.7 Thermat |Uplink PSD dBwiiHz ~88.0 ~58.5 Transponder SFD {Beam Peask) dBuWim2 ~80.0 ~30.0 Input Backof is C.O 0.0 Uplink Path Loss, clear sky ds 212.6 212.6 Uplink gassous aitenaation ds 0.2 1.3 Uplinkrain aftenuatfon ds . 0.0 £5 fellits GT (BeamPoak} <IBK 19.5 18.5 Amenna nelative gain towards E/S ds LG 0.0 CBPthemel uplink ds 20.5 364 Downlink |SIC saturated SIRP (Seam Peak) dBw 57.0 87.D Tharmal |Carfer Ouiput backoff ds 0.0 CC Antenna relative gain towardsEarth Station: ds 9.9 00 ~ |Carfer EIRP towards Earth Station dBw 57.0 67.0 Downlink Path Loss, clear sky . d8 209.3 309.3 Downlink gaseous atenuaiicn ds 9.1 04 Downlink rain aftenaation. ds 0.9 1.6 Amenna Pointing error cS 0.3 —08 Receive Earth Station /T cBIK 17.3 16.2 CIN thermal downlink ds TS 142 PFD at Beam Peak dBwWim2iMiHz —122.0 —122.0 Cther C {Intra—System Interference} do 30.0 20.0 Orbital Lecation for Intefering VC#1 deg ~85.00 ~25.00 Geocertric Separation (wistation keeping) deg 410 4.10 Interfaring Uplink power density doWiHz —56.5 ~66.4 Interfaring DvL eirpdensity doVWHz 12.0 ~12.0 T ASI updink ds €0.8 48.3 ASI C AS1 downlink (wiRx antenna pointing error| dS 20.8 20.5 Orbital Lecation for interfering SFC #2. deg ~103.00 ~103.00 Geocertric Separation (wistation keeping) deg 3.80 3.50 Interfering Uplink power density dBWiHz —56.5 —5@.5 Interfaring DL eirp density dBWiHz ~12.0 ~12.0 CA AStupiink dB 40.2 48.3 CA AS1 downlinkfw‘Rx antenna pointing ermor} aS 19.7 18.7 Total CiM+Ri ds 13.2 11.8 System Margin d3 4.4 20 69

EXHIBIT 11: GALAXY BSS—3 LINK BUDGETS (continued) CLRSKY DEGRADED Camer Type 360KGPN 250KGTW Modulation BPSH BPSK Info Rate Moitis 0.128 1.123 Carrier |FEC: ©.50 .50 Noise BW: MHz 0.260 $.268 CIN required d3 2.1 2.7 Total Link Availability % ©0.00 SIC Loc |Longituds dey —§8.10 ~49.10 Uplink Seam Name SPOT SPOT Beam Polarzation {H. W or, C) C C Polarization |Uplink Frequency GHz 25 25 Frequency |Downlink Beam Mame SPOT SPOT Polarization {H, Y or, C) L C Downlink Frequency GHz 17 17 TX ES Rain rate exceeded for 0.01% of the year manih: 20 20 ESS Elevation angle deg 30.0 30.0 ES size m 0.20 0.80 Transmil 5/5 peak gain =[.G5) d3 44.5 44.5 RX ES Rain rate exceeded for 0.01% of the year mrath 20 20 E/S Elevation angle deg 30.0 30.0 ES size m 9.00 £.00 Regeive 5Speak gain (EH=0.8} ds as.d 62.1 Receive Earth Station GT dS/K 38.5 25.8 Uplink Carrier eirp dgW 29.0 $3.G Thermal [Uplink PSD dBWiHz —G28.8 —§5.3 Trensponder SFD (Beam Peak) dBWi‘m® ~90.0 ~80.0 Input Backof do ~44.3 ~44.3 Uplink Path Loss, clear sky d3 212.6 212.6 Uplink geseous afttenustion 43 62 1.3 Uplink rain attenuation ds 6.0 4.5 Satellite G/T (Bsam Peak} d&K 18.5 15.5 Antennarelaiive gain towards E/S d3 0.0 €.0 CIN thermal uplink d8 7.1 5.9 Downlink |S/Csaturated EIRP (Geam Peak} dSW 5.0 57.0 Thermal |Carner Quiput beckoff d3 —424 42.4 Antenna relative gain towards Earth Station ds G.J 0.0 Catrer EIRP towards Sarh Station dBV¢ 14.0 14.6 Downlink Path Loss, clear sky dS 208.3 208.3 Downlink gaseous aftenuafion ds C.1 0.4 Downlink rain aftenuation ds .o 24 Antenrs Poinfing error ds —0.3 D.3 C Receive Carth Station G/T d2K 38.9 38.4 CON thermai downlink «d3 18.2 13.4 PFD at Beam Peak dBoWim2/MHz —142.6 —142.6 Other O (Infra—System Interference) d3 20.0 20.0 Orbital Location for Intefering 5/C #1 deg ~85.00 ~85.00 Geccentric Separation {wistafion kesping) deg 4.10 410 Interfering Uplink power density dBWHz —50.5 ~56.5 Interfering DA eirp density dBWIHz —12.0 —12.0 Cl ASt uplink «d3 18.3 22.0 AS1 TT ASt downlink (w/Rx anfenna poinfing error} ds 21.5 21.5 Orbital Locatfon for inferfering 5/C #2 deg —103.00 — ~102.00 Geocentric Separation {wistation keaping) deg 3.80 3.80 Inferfering Uplink power density dBWiHz —58.5 ~56.5 Interfering OM eirp clensity cBWIHz: —12.G —12.0 Cil ASt uplink do 17.98 322 O ASI downlink (wiRx antenna pointing error} S 20.7 20.7 Total CH(MN+1} d3 5.7 . 4.7 System Margin ds 3.0 2.0 70


Document Created: 2019-04-12 12:27:39
Document Modified: 2019-04-12 12:27:39
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