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Object data
NAVSTAR 51 (USA 166)
Check the current position, flight trajectory and orbital parameters for NAVSTAR 51 (USA 166) (NORAD 27663). Find out when it will be visible in the sky.
NORAD 27663Active satellitesOrbit
Orbital data
Catalog facts
- Name
- NAVSTAR 51 (USA 166)
- NORAD ID
- 27663
- Category
- Active satellites
- TLE epoch
- Aug 17, 2026, 22:40 UTC
- Object ID
- 2003-005A
- Object type
- Payload
- Owner
- United States
- Launch site
- Air Force Eastern Test Range, Florida, USA
- Launch date
- 2003-01-29
- Operational status
- Active
- Orbit type
- Orbit
- Orbit center
- Earth
Orbital parameters
Orbit profile
Inclination54.8743°
Eccentricity0.0149
Mean motion2.0056 rev/day
Orbital period718.0 min
Perigee19786.4 km
Apogee20579.1 km
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