Satellites/NAVSTAR 73 (USA 260)
NAVSTAR 73 (USA 260)
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
Perigee19,874 km
Apogee20,490 km
Inclination53.15°
Period718 min
Radar cross-section30.735 m²
Latest Orbital Elements
Epoch (UTC)2026-11-09 15:27:41
Mean motion2.00567488 rev/day
Eccentricity0.0116031
Inclination53.1472°
Right ascension of node198.1658°
Argument of perigee42.5668°
Mean anomaly318.4177°
B* drag term0.0000e+0
Element set999
Revolutions at epoch8,474
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).