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Tuesday, August 17, 2010

EDUSAT

EDUSAT                                       Launch Date         20.09.2004

EDUSAT

GSAT-3, known as EDUSAT is meant for distant class room education from school level to higher education. This is the first dedicated "Educational Satellite" that provide the country with satellite based two way communication to class room for delivering educational materials.

This is a Geo-synchronous satellite developed on I-2K bus. GSAT-3 is co-located with METSAT(KALPANA-1) and INSAT-3C at 74o E longitude.

Mission
Education
Spacecraft Mass
1950.5 Kg mass (at Lift - off)
819.4 Kg (Dry mass)
Onboard power
Total four solar panel of size 2.54 M x 1.525 M generating 2040 W (EOL), two 24 AH NiCd batteries for eclipse support
Stabilization
3 axis body stabilised in orbit using sensors, momentum and reaction wheels, magnetic torquers and eight 10 N & 22N reaction control thrusters.
Propulsion
440 N Liquid Apogee Motor with MON - 3 and MMH for orbit raising
Payload
  • Six upper extended C - band transponders
  • Five lower Ku band transponders with regional beam coverage
  • One lower Ku band National beam transponder with Indian main land coverage
  • Ku beacon
  • 12 C band high power transponders with extended coverage, covering southeast and northwest region apart from Indian main land using 63 W LTWTAs
Launch date
September 20, 2004
Launch site
SHAR, Sriharikota, India
Launch vehicle
GSLV-F01
Orbit
Geostationary (74oE longitude)
Mission Life
7 Years (minimum)


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