| Mission type | Communication | 
|---|---|
| Operator | ISRO | 
| Mission duration | 12 years planned | 
| Spacecraft properties | |
| Bus | I-3K | 
| Manufacturer | ISRO Satellite Centre Space Applications Centre | 
| Launch mass | 3,164 kilograms (6,975 lb) | 
| Start of mission | |
| Launch date | 10 November 2015, 21:34:07 UTC | 
| Rocket | Ariane 5ECA | 
| Launch site | Kourou ELA-3 | 
| Contractor | Arianespace | 
| Orbital parameters | |
| Reference system | Geocentric | 
| Regime | Geostationary | 
| Longitude | 93.5° East | 
| Transponders | |
| Band | 24 Ku-band | 
| Bandwidth | 36 megahertz | 
GSAT-15 is an Indian communication satellite similar to GSAT-10 to augment the capacity of transponders to provide more bandwidth for Direct-to-Home television and VSAT services. It was successfully launched on 10 November 2015, 21:34:07 UTC, from Ariane 5 rocket along with ArabSat 6B satellite.
The satellite carries 24 ku band transponders and 2 GAGAN navigational payloads. Besides that it will also carry 2 Ku-Band beacons.
GSAT-15 has an estimated lifespan of 12 years. It will augment telecommunication, Direct-To-Home and radio navigation services.
Cost of launch and insurance: about ₹ 860 Crore.