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	29.879°
Eccentricity	0.02385
RA ascending node	9.540 hr
Argument perigee	273.255°
Mean anomaly	84.079°
Orbital period	99.620 min
Epoch of osculation	26 Mar 2026, 12:13

See historical orbital elements »

Derived Quantities

Min Altitude	577.7 km
Mean Altitude	747.5 km
Peak Altitude	917.3 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