ST-2 is a telecommunications satellite made by Mitsubishi Electric. It was launched on May 20, 2011 atop an Ariane 5 ECA rocket from ESA's Guiana Space Centre in a dual-launch mission with GSAT-8. a ST-2 is a replacement for the ST-1 satellite. It is built around the DS2000 spacecraft bus. It is in geosynchronous orbit at 88 deg. East, and is operated by the ST-2 Satellite Ventures joint company of Singapore Telecommunications(SingTel) and Chunghwa Telecom. It provides relay services over the Middle East, Central Asia, India and Southeast Asia.

ST-2

Mission type	Communications
Operator	Singapore Telecom Chunghwa Telecom
COSPAR ID	2011-022B
SATCAT no.	37606
Mission duration	15 years
Spacecraft properties
Bus	DS-2000
Manufacturer	Mitsubishi Electric
Launch mass	5,090 kilograms (11,220 lb)
Start of mission
Launch date	20 May 2011, 20:38 (2011-05-20UTC20:38Z) UTC[1]
Rocket	Ariane 5ECA VA202
Launch site	Kourou ELA-3
Contractor	Arianespace
Orbital parameters
Reference system	Geocentric
Regime	Geostationary
Longitude	88° east
Perigee altitude	35,785 kilometres (22,236 mi)
Apogee altitude	35,799 kilometres (22,244 mi)
Inclination	0.00 degrees
Period	23.93 hours
Epoch	29 October 2013, 17:11:17 UTC[2]

References

External links

• http://www.arianespace.com/press-release/arianespace-launch-for-asia-and-india-st-2-and-gsat-8-satellites-in-orbit/
• https://web.archive.org/web/20120418171506/http://business.singtel.com/satellite/st2/about-st2.asp
• http://www.spacedaily.com/reports/Mitsubishi_Electric_Puts_ST2_Satellite_into_Orbit_999.html

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