Satellites/NAVSTAR 76 (USA 266)
NAVSTAR 76 (USA 266)
Satellite · United StatesActive
Who
Owner / operatorUS Air Force Space and Missile Center
ManufacturerBoeing Satellite Development Center, El Segundo
CountryUnited States
Catalogue owner codeUS
Orbit
OrbitingEarth
Orbit classMEO
Perigee19,916 km
Apogee20,447 km
Inclination55.63°
Period718 min
Radar cross-section26.119 m²
Latest Orbital Elements
Epoch (UTC)2026-11-09 10:47:25
Mean motion2.00569736 rev/day
Eccentricity0.0099925
Inclination55.6263°
Right ascension of node83.7042°
Argument of perigee247.6762°
Mean anomaly111.237°
B* drag term0.0000e+0
Element set999
Revolutions at epoch7,875
Mean elements (OMM) for the SGP4 model, refreshed every 6 hours. They describe the orbit at the epoch shown and drift as time passes, fastest for low orbits.
Source: CelesTrak satellite catalogue and GP data (celestrak.org); owner and manufacturer from GCAT (J. McDowell, CC BY 4.0).