Brasilsat B3
| Mission type | Communications |
|---|---|
| Operator | Star One |
| COSPAR ID | 1998-006A |
| SATCAT no. | 25152 |
| Mission duration | 12 years |
| Spacecraft properties | |
| Bus | HS-376W |
| Manufacturer | Hughes Aircraft |
| Launch mass | 1,757 kilograms (3,874 lb) |
| BOL mass | 1,052 kilograms (2,319 lb) |
| Start of mission | |
| Launch date | 04 February 1998, 23:29 UTC |
| Rocket | Ariane-44LP H10-3 |
| Launch site | Kourou ELA-2 |
| Orbital parameters | |
| Reference system | Geocentric |
| Regime | Geostationary |
| Longitude | 92° west |
| Semi-major axis | 42,125.0 kilometers (26,175.3 mi) |
| Perigee altitude | 35,752.6 kilometers (22,215.6 mi) |
| Apogee altitude | 35,755.9 kilometers (22,217.7 mi) |
| Inclination | 3.7° |
| Period | 1,434.1 minutes |
| Transponders | |
| Band | 28 IEEE C-band |
Brasilsat B3 is a Brazilian communications satellite. It was launched on 4 February 1998 by an Ariane 44LP carrier rocket, as part of a dual-payload launch with Inmarsat-3 F5. It was built by Hughes Aircraft, based on the HS-376 satellite bus. It operates by Star One, a subsidiary of Embratel.