Navigation
NAVSTAR 46 (USA 145)
Backup / standbyNavigationMEONORAD 25933
NAVSTAR 46 (USA 145) is a DoD/US Air Force navigation satellite, launched on October 7, 1999 into MEO.
Launch
- Launch date
- October 7, 1999 at 12:51 PM UTC
- Launch site
- Cape Canaveral SFS, USA
- Launched by
- Delta II 7925-9.5 →
- Operator
- United States Air Force
- Mission
- GPS IIR-3
- Launch record
- View full launch →
Orbit
- Orbit regime
- MEO
- Apoapsis
- 20,466 km
- Periapsis
- 19,899 km
- Inclination
- 51.47°
- Orbital period
- 717.98 min
- Orbit data fetched
- October 14, 2026 at 10:43 AM UTC
Spacecraft
- Operator
- DoD/US Air Force
- Manufacturer
- Lockheed Martin
- Users
- Military/Commercial
- Launch mass
- 2,032 kg
- Dry mass
- 980 kg
- Power
- 1,136 W
- Design lifetime
- 10 years
- Dimensions
- 1.5 × 1.9 × 1.9 m
Identity
- COSPAR (Int'l)
- 1999-055A
- NORAD catalog №
- 25933
- Object type
- Payload
- Owner / operator
United States- Radar cross-section
- 3.981 m²
- Status
- Backup / standby