INSAT-4A, first in INSAT-4 Satellites series provides services in Ku and C-band frequency bands. The Ku transponders cover the Indian main land and C-Band transponders cover an extended area. It has a dozen Ku transponders and another dozen of C-band transponders. This spacecraft is placed at 83o E along with INSAT-2E and INSAT-3B, by Ariane launch vehicle (ARIANE5-V169).
|Spacecraft Mass||Lift off 3081 Kg
Dry Mass 1386.55 Kg
|Orbit||Geostationary ( 83o E)|
|Power||Solar Array to provide a power of 5922 W|
|Battery||Three 70 Ah Ni H2 Batteries for eclipse support of 4264 W|
|Launch date||December 22, 2005|