Gsat 2

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General

Designation	27807 / 03018A
Launch date	8 May 2003
Country of origin	India
Mission	Technology & Telecommunications
Geostationary orbit	see below
Launch vehicle	GSLV #2

It will also carry scientific instruments such as a total radiation dose monitor, a surface charge potential monitor, a radio beacon experiment and a solar X-ray spectrometer.

Went inclined in Jan 2011.

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Location

Begin	End	Position
L: 8 May 2003	Jan 2011	48°E
Jan 2011	Apr 2011	48°E, inclined

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End of life

Out of service	Apr 2011
Cause	Went drifting West

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External resources

sat-index articles

Technical data

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Specifications

Prime contractor
Platform
Mass at launch	1800 kg
Mass in orbit
Dimension
Solar array
Stabilization	3-axis
DC power	1400 W
Design lifetime

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S-band (MSS forward)

Main transponders	1
Backup transponders
Power	70 W (TWTA)
Bandwidth
Coverage
EIRP max	40 dBW
G/T max
Polarization

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C-band (MSS return)

Main transponders	1
Backup transponders
Power	14 W (SSPA)
Bandwidth
Coverage
EIRP max	33 dBW
G/T max
Polarization

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C-band

Main transponders	4
Backup transponders
Power	15 W (SSPA)
Bandwidth
Coverage
EIRP max	39 dBW
G/T max
Polarization

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Ku-band

Main transponders	2
Backup transponders
Power	70 W (TWTA)
Bandwidth
Coverage
EIRP max	45 dBW
G/T max
Polarization

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Scientific payload

Total Radiation Dose Monitor (TRDM)
Surface Charge Monitor (SCM)
Solar X-ray Spectrometer (SOXS) (4 KeV to 10 MeV range)
Coherent Radio Beacon Experiment (CRABEX)

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