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	0.02424
RA ascending node	6.046 hr
Argument perigee	143.880°
Mean anomaly	217.843°
Orbital period	99.688 min
Epoch of osculation	02 Feb 2026, 08:28

See historical orbital elements »

Derived Quantities

Min Altitude	578.2 km
Mean Altitude	750.8 km
Peak Altitude	923.4 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