GPS BIIR-09, SVN 45, PRN 21, SLOT D3 - Norad ID: 27704
| Spacetrack Directory Name | NAVSTAR 52 (USA 168) |
| Alternative name | GPS BIIR-09, SVN 45, PRN 21, SLOT D3 |
| Group | GPS |
| Orbit launches |
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| Deorbitation |
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| Country/organisation of origin | USA (US) |
| Starting point | AFETR (Kennedy Space Center/Cape Canaveral, USA) |
| Type | Satellite |
| WWW | Here |
| Categories | |
| Perigee | 19525 km |
| Apogee | 20837 km |
| Height NAVSTAR 52 (USA 168) | 20705.28 km |
NAVSTAR 52 (USA 168), also known as GPS IIR-9, is a navigation satellite launched on March 31, 2003, from the Cape Canaveral Air Force Stations SLC17A launch pad using the Delta 7925-9.5 launch vehicle. The spacecraft measures 1.5 meters in length and has a diameter of 1.9 meters with a span of 19.3 meters due to its deployable solar arrays. It was manufactured by LMMS for AFSMC, weighing 1077 kilograms at launch and having a dry mass of 910 kilograms. Its mission is navigation as part of the GPS SVN 45 constellation. The satellites power system includes two deployable solar arrays and batteries, with its shape described as a box plus two panels. The expected operational lifetime was ten years from its stable date on March 31, 2003.
satellite NAVSTAR 52 (USA 168) Date of exalting 31.03.2003y. Average height of ISS NAVSTAR 52 (USA 168) hundred 20705.28 km. Average velocity NAVSTAR 52 (USA 168) is 13812.74 km/h. Inclination NAVSTAR 52 (USA 168) satellite 54.9°.