GSAT-7 is a multi-band communication satellite developed by ISRO for the use of Indian Navy. It is envisaged that the satellite will enable the navy to acquire capabilities to provide communication services to its ships. Earlier, India were dependent on foreign satellites for this purpose.
Though GSAT-7 will provide services to the Indian defence forces, but is main user will be the Indian Navy. The satellite was initially launched on 30 August 2013 by Ariane 5 ECA rocket from Kourou, French Guiana.
The salient features of the satellite are as follows.
- Purpose: Maritime security of India
- Weight: 2,650-kg
- Cost: Rs. 665 crore, which includes the launch cost of Rs. 480 crore
- Geosynchronous transfer orbit: of 249 km perigee; 35,929 km apogee; inclination of 3.5 degree with r respect to the equator.
- Transponders' Bands: UHF C-band and Ku-band