[pib] India’s communication satellite GSAT-31 launched successfully

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Mains Paper 3: Science & Technology | Awareness in the fields of IT, Space, Computers, robotics etc.

From UPSC perspective, the following things are important:

Prelims level: Particulars of the GSAT-31

Mains level: Importance of the mission 


News

  • India’s latest communication satellite, GSAT-31 was successfully launched from the Spaceport in French Guiana.
  • The launch vehicle Ariane 5 VA-247 lifted off from Kourou Launch Base, French Guiana carrying India’s GSAT-31 and Saudi Geostationary Satellite 1/Hellas Sat 4 satellites.

GSAT-31

  1. It was launched in an elliptical Geosynchronous Transfer Orbit with a perigee (nearest point to Earth) of 250 km and an apogee (farthest point to Earth) of 35,850 km, inclined at an angle of 3.0 degree to the equator.
  2. With a lift-off mass of 2536 kg, GSAT-31 will augment the Ku-band transponder capacity in Geostationary Orbit.
  3. The satellite will provide continuity to operational services on some of the in-orbit satellites.
  4. GSAT-31 will provide DTH Television Services, connectivity to VSATs for ATM, Stock-exchange, Digital Satellite News Gathering (DSNG) and e-governance applications.
  5. The satellite will also be used for bulk data transfer for a host of emerging telecommunication applications.
  6. It is the India’s 40th communication satellite which is configured on ISRO’s enhanced ‘I-2K Bus’, utilising the maximum “bus capabilities” of this type.
ISRO Missions and Discoveries
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