Launch Details

Launched	24 August 1988
Flight ended	–
Status	Unknown
Category	Navy Navigation Satellite System (NNSS)
Launch site	Air Force Western Test Range, California, USA
Owner	United States
NORAD ID	19420
COSPAR ID	1988-074B
Observing

Current orbital elements

Inclination	90.038°
Eccentricity	0.00957
RA ascending node	1.349 hr
Argument perigee	141.817°
Mean anomaly	338.783°
Orbital period	107.257 min
Epoch of osculation	11 Sep 2025, 21:20

See historical orbital elements »

Derived Quantities

Min Altitude	1035.3 km
Mean Altitude	1106.9 km
Peak Altitude	1178.4 km

Launched alongside

OSCAR 25 SCOUT G-1 R/B SCOUT G-1 DEB SCOUT G-1 DEB SCOUT G-1 DEB SCOUT G-1 DEB SCOUT G-1 DEB SCOUT G-1 DEB SCOUT G-1 DEB SCOUT G-1 DEB SCOUT G-1 DEB SCOUT G-1 DEB SCOUT G-1 DEB SCOUT G-1 DEB SCOUT G-1 DEB SCOUT G-1 DEB