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	90.029°
Eccentricity	0.00931
RA ascending node	1.337 hr
Argument perigee	320.776°
Mean anomaly	49.779°
Orbital period	107.258 min
Epoch of osculation	11 Jul 2025, 18:49

See historical orbital elements »

Derived Quantities

Min Altitude	1037.3 km
Mean Altitude	1106.9 km
Peak Altitude	1176.5 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