Launch Details

Launched	11 June 1975
Flight ended	–
Status	Unknown
Launch site	Air Force Western Test Range, California, USA
Owner	United States
NORAD ID	21551
COSPAR ID	1975-052HF
Observing

Current orbital elements

Inclination	99.799°
Eccentricity	0.01051
RA ascending node	9.760 hr
Argument perigee	288.500°
Mean anomaly	224.698°
Orbital period	108.718 min
Epoch of osculation	27 Aug 2025, 05:40

See historical orbital elements »

Derived Quantities

Min Altitude	1095.3 km
Mean Altitude	1174.6 km
Peak Altitude	1253.9 km

Launched alongside

NIMBUS 6 DELTA 1 R/B DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB DELTA 1 DEB