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Indian observations satellites From Wikipedia, the free encyclopedia
Bhaskara-I and -II were two satellites built by the Indian Space Research Organisation that formed India's first low-Earth orbit Earth observation satellite. They collected data on oceanography and hydrology. The satellites are named after the ancient Indian mathematicians Bhāskara I and Bhāskara II.[1]
This article relies largely or entirely on a single source. (February 2011) |
Mission type | Experimental Remote Sensing Earth Obsservation Satellite |
---|---|
Mission duration | 10 years |
Spacecraft properties | |
Spacecraft type | Uncrewed |
Manufacturer | ISRO |
Launch mass | 444 kilograms (979 lb) |
Power | 47 watts |
Start of mission | |
Launch date | 7 June 1979 IST |
Rocket | C-1 Intercosmos Launch Vehicle |
Launch site | Kapustin Yar |
Bhaskara-I, weighing 444 kg at launch, was launched on 7 June 1979 from Kapustin Yar aboard the Intercosmos launch vehicle. It was placed in an orbital perigee and apogee of 394 km and 399 km at an inclination of 50.7°.[2] The satellite consisted of:
Mission type | Experimental Remote Sensing Earth Observation Satellite |
---|---|
Mission duration | 10 years (Re-Entered in 1991)[3] |
Spacecraft properties | |
Spacecraft type | Uncrewed |
Manufacturer | ISRO |
Launch mass | 444 kilograms (979 lb) |
Power | 47 watts |
Start of mission | |
Launch date | 20 November 1981 IST |
Rocket | C-1 Intercosmos Launch Vehicle |
Launch site | Volgograd Launch Station |
The satellite provided ocean and land surface data. It orbited at 541 × 557 km with an inclination of 50.7°.
While one of two onboard cameras malfunctioned, the satellite still sent back more than two thousand images. Housekeeping telemetry was received until re-entry in 1991.[4]
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