GSAT-17
| Mission type | Communication |
|---|---|
| Operator | Indian National Satellite System |
| COSPAR ID | 2017-040B |
| SATCAT no. | 42815 |
| Website | http://www.isro.gov.in/Spacecraft/gsat-17 |
| Mission duration | Planned: 15 years Elapsed: 7 years, 11 months, 20 days |
| Spacecraft properties | |
| Bus | I-3K |
| Manufacturer | ISRO Satellite Centre Space Applications Centre |
| Launch mass | 3,477 kg (7,665 lb) |
| Dry mass | 1,480 kg (3,263 lb) |
| Power | 6,200 watts |
| Start of mission | |
| Launch date | 28 June 2017, 21:15 UTC |
| Rocket | Ariane 5 ECA, VA238 |
| Launch site | Guiana Space Centre, ELA-3 |
| Contractor | Arianespace |
| Orbital parameters | |
| Reference system | Geocentric |
| Regime | Geostationary |
| Longitude | 93.5° E |
| Transponders | |
| Band | 24 × C band 2 × lower C band 12 × upper C band 2 × C-up/S-down 1 × S-up/C-down 1 × DRT & SAR |
| Coverage area | India, Middle East, Southeast Asia and Antarctica |
GSAT-17 is an Indian communications satellite. Built by ISRO and operated by INSAT, it carries 24 C-band, 2 lower C-band, 12 upper C-band, 2 CxS (C-band up/S-band down), and 1 SxC (S-band up/C-band down) transponders. It additionally carries a dedicated transponder for data relay (DRT) and search-and-rescue (SAR) services. At the time of launch, GSAT-17 was the heaviest satellite built by ISRO.
The satellite was launched on 28 June 2017 aboard an Ariane 5 ECA rocket from the Guiana Space Centre in Kourou, French Guiana. GSAT-17 is the 21st satellite from ISRO to be launched by Arianespace.