INSAT-3B
| Mission type | Communication |
|---|---|
| Operator | INSAT |
| COSPAR ID | 2000-016B |
| SATCAT no. | 26108 |
| Mission duration | 12 years |
| Spacecraft properties | |
| Bus | I-2K |
| Manufacturer | ISRO |
| Launch mass | 2,070 kilograms (4,560 lb) |
| Power | 1,712 watts |
| Start of mission | |
| Launch date | 21 March 2000 |
| Rocket | Ariane 5G |
| Launch site | Kourou ELA-3 |
| Contractor | Arianespace |
| Orbital parameters | |
| Reference system | Geocentric |
| Regime | Geostationary |
| Longitude | 83° East |
| Perigee altitude | 35,743 kilometres (22,210 mi) |
| Apogee altitude | 35,829 kilometres (22,263 mi) |
| Inclination | 0.01 degrees |
| Period | 1,436.06 minutes |
| Epoch | 23 April 2000 |
INSAT-3B is an Indian communications satellite which was built by the Indian Space Research Organisation and operated by Indian National Satellite System. It is the first Geostationary satellite by India.