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	90.044°
Eccentricity	0.00941
RA ascending node	1.394 hr
Argument perigee	345.903°
Mean anomaly	132.811°
Orbital period	107.255 min
Epoch of osculation	12 Mar 2026, 10:29

See historical orbital elements »

Derived Quantities

Min Altitude	1036.4 km
Mean Altitude	1106.8 km
Peak Altitude	1177.1 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