GPS BIIR-08, SVN 56, PRN 16, SLOT B1A(B1) - Norad ID: 27663
| Spacetrack Directory Name | NAVSTAR 51 (USA 166) |
| Alternative name | GPS BIIR-08, SVN 56, PRN 16, SLOT B1A(B1) |
| Group | GPS |
| Follow NAVSTAR 51 (USA 166) | NAVSTAR 51 (USA 166) Tracker |
| Group follow GPS | Tracker GPS |
| Pass predictions NAVSTAR 51 (USA 166) | Pass predictions NAVSTAR 51 (USA 166) |
| Orbit launches |
|
| Days in orbit | 8548 |
| Country/organisation of origin | USA (US) |
| Starting point | AFETR (Kennedy Space Center/Cape Canaveral, USA) |
| Type | Satellite |
| Categories | |
| Perigee | 19849 km |
| Apogee | 20514 km |
| Orbit slope (inclination) | 54.88° |
| Laps per day | 2 |
| Orbit | MEO (Non-Polar Inclined) |
| Height NAVSTAR 51 (USA 166) | 20192.21 km |
NAVSTAR 51 (also known as GPS IIR-8) is a navigation satellite launched on January 29, 2003, from Cape Canaveral Air Force Stations SLC17B launch pad using the Delta 7925-9.5 launch vehicle. It was manufactured by LMMS and has a configuration of AS-4000, part of the Series 4000 satellite series. The spacecraft measures approximately 1.5 meters in length and 1.9 meters in diameter with a span of 19.3 meters due to its solar arrays. It had a launch mass of 1077 kilograms and a dry mass of 910 kilograms, powered by two deployable solar arrays and batteries. Its mission is navigation as part of the GPS system, specifically designated as SVN 56. The satellites shape is described as Box + 2 Pan with an RCS of 10. It was owned by AFSMC and has a projected lifetime of 10 years.
satellite NAVSTAR 51 (USA 166) Date of exalting 29.01.2003y. Average height of ISS NAVSTAR 51 (USA 166) hundred 20192.21 km. Average velocity NAVSTAR 51 (USA 166) is 13945.41 km/h. Inclination NAVSTAR 51 (USA 166) satellite 54.92°.