| Name of Satellite, Alternate Names | GSAT-12 |
| Country of Operator/Owner | India |
| Operator/Owner | Indian Space Research Organization (ISRO) |
| Users | Government |
| Purpose | Communications |
| Class of Orbit | GEO |
| Type of Orbit | |
| Longitude of GEO (degrees) | 82.94 |
| Perigee (km) | 35761 |
| Apogee (km) | 35811 |
| Eccentricity | 0.000593035392352216 |
| Inclination (degrees) | 0.09 |
| Period (minutes) | 1436.1 |
| Launch Mass (kg.) | 1410 |
| Dry Mass (kg.) | 559 |
| Power (watts) | 1430 |
| Date of Launch | 15-07-2011 |
| Expected Lifetime | 8 yrs. |
| Contractor | Indian Space Research Organization (ISRO) |
| Country of Contractor | India |
| Launch Site | Sriharikota Launch Station |
| Launch Vehicle | PSLV C17 |
| COSPAR Number | 2011-034A |
| NORAD Number | 37746 |
| Comments | C-band expansion at this location. Designed for quick turn-around deployment. |