JCSAT-1B
| Names | JCSAT-5 (Jun 1996 to Dec 1997) JCSAT-1B (Dec 1997 onward) |
|---|---|
| Mission type | Communications |
| Operator | SKY Perfect JSAT Group |
| COSPAR ID | 1997-075A |
| SATCAT no. | 25067 |
| Website | http://www.jsat.net/en/contour/jcsat-1b.html |
| Mission duration | 12 years (planned) |
| Spacecraft properties | |
| Spacecraft | JCSAT-5 |
| Spacecraft type | JCSAT |
| Bus | HS-601 |
| Manufacturer | Hughes |
| Launch mass | 2,982 kg (6,574 lb) |
| Dry mass | 1,308 kg (2,884 lb) |
| Dimensions | 26.1 m × 7.6 m (86 ft × 25 ft) with solar panels and antennas deployed |
| Power | 5 kW |
| Start of mission | |
| Launch date | 2 December 1997, 22:52:32 UTC |
| Rocket | Ariane 44P |
| Launch site | Centre Spatial Guyanais, ELA-2 |
| Contractor | Arianespace |
| Orbital parameters | |
| Reference system | Geocentric orbit |
| Regime | Geostationary orbit |
| Longitude | 150° East |
| Transponders | |
| Band | Ku-band: 16 × 36 Mhz + 16 × 27 MHz |
| Bandwidth | 1008 MHz |
| Coverage area | Japan, East Asia, South Asia, Australia, Hawaii |
| TWTA power | 12 × 36 MHz 95 watts 4 × 36 MHz 60 watts 16 × 27 MHz 60 watts |
JCSAT-1B, known as JCSAT-5 before launch, is a geostationary communications satellite operated by SKY Perfect JSAT Group (JSAT) which was designed and manufactured by Hughes (now Boeing) on the HS-601 satellite bus. It has a pure Ku-band payload and was used to replace JCSAT-1 at the 150° East longitude. It covers Japan, Korea, most of China, Thailand, Vietnam, Laos, part of Indonesia, part of Malaysia and Hawaii.