Intelsat 21

Intelsat 21
Spacecraft properties
Names	IS-21

Mission type	Communications
Operator	Intelsat
COSPAR ID	2012-045A
SATCAT no.	38749
Mission duration	15 years (planned)


Spacecraft	Intelsat 21
Spacecraft type	Boeing 702
Bus	BSS-702MP
Manufacturer	Boeing Satellite Systems
Launch mass	5,984 kg (13,192 lb)


Start of mission
Launch date	19 August 2012, 06:54:59 UTC
Rocket	Zenit-3SL
Launch site	Odyssey, Pacific Ocean
Contractor	Sea Launch


Orbital parameters
Reference system	Geocentric orbit
Regime	Geostationary orbit
Longitude	58° West


Transponders
Band	60 transponders: 24 C-band 36 Ku-band
Coverage area	Canada, United States, Latin America, Caribbean, Europe

Intelsat constellation ← Intelsat 20 Intelsat 22 →

Intelsat 21 is a communications satellite manufactured by Boeing Space Systems (BSS) for the Intelsat Corporation, based on the BSS-702MP satellite bus.^[1] It was launched on 19 August 2012 at 06:54:59 UTC by a Zenit-3SL launch vehicle from a mobile platform in the equatorial Pacific Ocean.^[2]^[3] and replaces the Intelsat 9 satellite at 58° West Longitude.

References

^ "Boeing 702MP Fleet - Intelsat". Boeing. Archived from the original on 8 February 2013.
^ Miramar-Garcia, Gabriel. "Intelsat launches satellite for Latin America TV capacity". Rapid TV News. Retrieved 28 January 2013.
^ "Satellite Database". satlaunch.org. Archived from the original on 23 March 2020. Retrieved 23 March 2020.

Intelsat Corporation

Intelsat I, II, III

Intelsat IV

Intelsat V

Intelsat VI

Intelsat 7-10

ex-PanAmSat

Intelsat 1R
2
3R
4
5
6B
7
8
9
10
11
12

Recent Intelsat

Intelsat 14
15
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19
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21
22
23
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25
26
27
28 (New Dawn)
29e
30
31
32e
33e
34
35e
36
37e
38
39
40e

Galaxy
(Intelsat Americas)

Galaxy 3C
4R
5
9
10R
11
12
13
14
15
16
17
18
19
23
25
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33
34
35
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Other

v t e ← 2011 Orbital launches in 2012 2013 →
January	Ziyuan III-01, VesselSat-2 Fengyun 2-07 USA-233 Progress M-14M
February	Navid LARES, ALMASat-1, Xatcobeo, UniCubeSat-GG, ROBUSTA, e-st@r, Goliat, MaSat-1, PW-Sat SES-4 Compass-G5 MUOS-1
March	Edoardo Amaldi ATV Intelsat 22 Kosmos 2479 Apstar 7
April	USA-234 Kwangmyŏngsŏng-3 Progress M-15M YahSat-1B RISAT-1 Compass-M3, Compass-M4
May	USA-235 Tianhui 1B Yaogan 14, Tiantuo 1 Soyuz TMA-04M JCSAT-13, Vinasat-2 Kosmos 2480 Shizuku, Kompsat 3, SDS-4, Horyu 2 Nimiq 6 SpaceX COTS Demo Flight 2, New Frontier Fajr ChinaSat 2A Yaogan 15
June	Intelsat 19 NuSTAR Shenzhou 9 USA-236 / Quasar 18 USA-237 / Orion 8
July	EchoStar XVII, MSG-3 SES-5 Soyuz TMA-05M Kounotori 3 (Raiko, We-Wish, Niwaka, TechEdSat, F-1) Kanopus-V1, BelKA-2, Zond-PP, TET-1, exactView-1 Tianlian I-03 Gonets-M No.3, Gonets-M No.4, Kosmos 2481, MiR
August	Progress M-16M (Sfera-53) Intelsat 20, HYLAS 2 Telkom-3, Ekspress-MD2 Intelsat 21 RBSP-A, RBSP-B
September	SPOT 6, PROITERES, mRESINS USA-238, SMDC-ONE 1.1, SMDC-ONE 1.2, AeroCube 4, AeroCube 4A, AeroCube 4B, Aeneas, Re, CSSWE, CP5, CXBN, CINEMA 1 MetOp-B Compass-M5, Compass-M6 Astra 2F, GSAT-10 VRSS-1
October	USA-239 SpaceX CRS-1, Orbcomm-2 David, Sif Shijian 9-01, Shijian 9-02 Intelsat 23 Soyuz TMA-06M Compass G6 Progress M-17M
November	Luch 5B, Yamal-300K Eutelsat 21B, Star One C3 Meridian 6 Huanjing 1C EchoStar XVI Yaogan 16A, Yaogan 16B, Yaogan 16C ChinaSat 12
December	Pléiades-HR 1B Eutelsat 70B Yamal-402 USA-240 Kwangmyŏngsŏng-3 Unit 2 Göktürk-2 Soyuz TMA-07M Skynet 5D, Mexsat Bicentenario
Launches are separated by dots ( • ), payloads by commas ( , ), multiple names for the same satellite by slashes ( / ). Crewed flights are underlined. Launch failures are marked with the † sign. Payloads deployed from other spacecraft are (enclosed in parentheses).