ST-2 & GSAT-8

Launch Time
Fri May 20, 2011 20:38 UTC

Flight VA202.


Ariane 5 ECA
Image Credit: Arianespace
Status: Retired
Price: $200.0 million
Liftoff Thrust: 15,120 kN
Payload to LEO: 21,000 kg
Payload to GTO: 10,500 kg
Stages: 2
Strap-ons: 2
Rocket Height: 53.0 m
Fairing Diameter: 5.4 m
Fairing Height: 17.0 m

Mission Details


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. 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.

Payloads: 1
Total Mass: 5,090.0 kg
Geostationary Transfer Orbit


GSAT-8 or INSAT-4G is a communication satellite. It was constructed by the Indian Space Research Organisation, as part of the INSAT system. GSAT-8 was launched on May 21, 2011, from Kourou, French Guiana. The rocket, an Ariane 5 was the carrier, marketed by Arianespace. The first satellite to carry GAGAN payload followed up by GSAT-10 and in-orbit spare GSAT-15.

Payloads: 1
Total Mass: 3,093.0 kg
Geostationary Transfer Orbit


ELA-3, Guiana Space Centre, French Guiana, France



23rd orbital launch attempt


190th mission
3rd mission of 2011
183rd successful mission
46th consecutive successful mission

Ariane 5

58th mission
3rd mission of 2011
54th successful mission
44th consecutive successful mission