NAVSTAR 63 (USA 203)

NavigationMilitaryMEOUnited States

NAVSTAR 63 (USA 203) is a navigation satellite, with ownership listed as United States in CelesTrak's catalogue, currently in medium Earth orbit near 19,795 km. It completes one orbit of Earth roughly every 718 minutes at an inclination of 54.5°. It was launched in 2009. Track its live position and see when it passes over your location on azmth.

Orbital data

NORAD ID: 34661
COSPAR ID: 2009-014A
Type: Navigation
Orbit: MEO
Perigee (lowest): 19,795 km
Apogee (highest): 20,582 km
Inclination: 54.46°
Orbital period: 718 min
Launch year: 2009
Owner (CelesTrak): United States

Orbital data updated: 2026-10-17 · from CelesTrak, refreshed every 2 hours.

Who operates it

United StatesLIVEMission ended 11 May 2011, still transmitting

Navigation

GCAT lists it as GPS IIR-20(M).

Independent assessment

GCAT classes it as a military satellite for navigation and records its mission as ended on 11 May 2011, though it still transmits (17 Oct 2026).

Data: GCAT · CC BY 4.0 Class, mission and status adapted from GCAT by Jonathan McDowell, CC BY 4.0, data update 17 Oct 2026.

Military satellites, counted and explained →

About MEO orbit

Medium Earth Orbit. Between 2,000 and 35,786 km. Home to navigation constellations like GPS (~20,200 km), Galileo, and BeiDou. Orbital period 2 to 24 hours.