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Nimiq-4

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Nimiq-4
Spacecraft properties

Mission type	High-definition television (HDTV)
Operator	Telesat Canada
COSPAR ID	2008-044A
SATCAT no.	33373
Mission duration	15 years (planned)


Spacecraft type	Nimiq
Bus	Eurostar-3000S
Manufacturer	EADS Astrium
Launch mass	4,850 kg (10,690 lb)
Power	12kW


Start of mission
Launch date	19 September 2008, 21:48:00 UTC
Rocket	Proton-M / Briz-M
Launch site	Baikonur, Site 200/39
Contractor	International Launch Services (ILS)


Orbital parameters
Reference system	Geocentric orbit
Regime	Geostationary orbit
Longitude	82.0° West


Transponders
Band	32Ku-band, 8 Ka-band
Coverage area	North America

Nimiq program ← Nimiq-3 Nimiq-5 →

Nimiq-4 is a Canadian geosynchronous communications satellite.^[1] It was launched aboard a Proton-M / Briz-M launch vehicle at 21:48:00 UTC on 19 September 2008. It was positioned at 82.0° West longitude, and operated by Telesat Canada.^[2]

Spacecraft[edit]

The satellite was constructed by EADS Astrium, using a Eurostar-3000S bus.^[3] It is powered by two solar panels, with a span of 39 m (128 ft), producing 12 kW of power. The launch mass of the satellite is 4,850 kg (10,690 lb), with fuel. It carries 40 transponders, 32 of which operate in the Ku-band, and 8 which operate in the Ka-band. It provides digital HDTVtoCanada and United States.^[2]

References[edit]

^ "Trajectory: Nimiq 4 2008-044A". NASA. 14 May 2020. Retrieved 10 February 2021. This article incorporates text from this source, which is in the public domain.

^ ^a ^b "Display: Nimiq 4 2008-044A". NASA. 14 May 2020. Retrieved 10 February 2021.

This article incorporates text from this source, which is in the public domain.

^ Krebs, Gunter (11 December 2017). "Nimiq 4". Gunter's Space Page. Retrieved 10 February 2021.

v t e ← 2007 Orbital launches in 2008 2009 →
January	Thuraya 3 TecSAR Ekspress AM-33
February	Progress M-63 STS-122 (Columbus) Thor 5 Kizuna
March	Jules Verne ATV STS-123 (Kibō ELM-PS, Dextre, Spacelab MD002) USA-200 AMC-14 USA-201 DirecTV-11 SAR-Lupe 4
April	Soyuz TMA-12 ICO G1 C/NOFS Vinasat-1, Star One C2 Tianlian I-01 GIOVE-B Cartosat-2A, Rubin-8, AAUSat-2, CanX-2, CanX-6, Compass-1, CUTE-1.7 + APD II, Delfi-C3, SEEDS-2 Amos-3
May	Progress M-64 Galaxy 18 Kosmos 2437, Kosmos 2438, Kosmos 2439, Yubileiny Fengyun 3A STS-124 (Kibō PM)
June	ChinaSat 9 Fermi Skynet 5C, Türksat 3A Orbcomm FM29, Orbcomm FM37, Orbcomm FM38, Orbcomm FM39, Orbcomm FM40, Orbcomm FM41 OSTM/Jason-2 Kosmos 2440
July	Badr-6, ProtoStar 1 EchoStar XI SAR-Lupe 5 Kosmos 2441
August	Trailblazer, NanoSail-D, PRESat, Explorers Superbird-C2, AMC-21 Omid Inmarsat-4 F3 Tachys, Mati, Choma, Choros, Trochia
September	Huan Jing 1A, Huan Jing 1B GeoEye-1 Progress M-65 Nimiq-4 Galaxy 19 Kosmos 2442, Kosmos 2243, Kosmos 2444 Shenzhou 7 (Banxing-1) Ratsat
October	THEOS Soyuz TMA-13 IBEX Chandrayaan-1 (MIP) Shijian 6E, Shijian 6F COSMO-3 Venesat-1
November	Chuang Xin 1B, Shiyan Weixing 3 Astra 1M Kosmos 2445 STS-126 (Leonardo MPLM, PSSC-1) Progress M-01M
December	Yaogan 4 Kosmos 2446 Yaogan 5 Hot Bird 9, Eutelsat W2M Fengyun 2E Kosmos 2447, Kosmos 2448, Kosmos 2449
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).

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