Launch Details

Launched	26 November 1963
Flight ended	–
Status	Unknown
Launch site	Air Force Eastern Test Range, Florida, USA
Owner	United States
NORAD ID	3741
COSPAR ID	1963-047L
Observing

Current orbital elements

Inclination	29.878°
Eccentricity	0.02375
RA ascending node	15.898 hr
Argument perigee	334.095°
Mean anomaly	24.793°
Orbital period	99.575 min
Epoch of osculation	10 May 2026, 07:31

See historical orbital elements »

Derived Quantities

Min Altitude	576.4 km
Mean Altitude	745.4 km
Peak Altitude	914.4 km

Launched alongside

EXPLORER 18 ATLAS CENTAUR 2 ATLAS CENTAUR 2 DEB ATLAS CENTAUR 2 DEB ATLAS CENTAUR 2 DEB ATLAS CENTAUR 2 DEB ATLAS CENTAUR 2 DEB ATLAS CENTAUR 2 DEB ATLAS CENTAUR 2 DEB ATLAS CENTAUR 2 DEB ATLAS CENTAUR 2 DEB ATLAS CENTAUR 2 DEB ATLAS CENTAUR 2 DEB ATLAS CENTAUR 2 DEB ATLAS CENTAUR 2 DEB ATLAS CENTAUR 2 DEB ATLAS CENTAUR 2 DEB