Launch Details

Launched	26 November 1963
Flight ended	–
Status	Unknown
Launch site	Air Force Eastern Test Range, Florida, USA
Owner	United States
NORAD ID	19638
COSPAR ID	1963-047S
Observing

Current orbital elements

Inclination	31.005°
Eccentricity	0.06378
RA ascending node	14.865 hr
Argument perigee	82.933°
Mean anomaly	337.628°
Orbital period	114.653 min
Epoch of osculation	26 Mar 2026, 11:42

See historical orbital elements »

Derived Quantities

Min Altitude	948.2 km
Mean Altitude	1446.8 km
Peak Altitude	1945.4 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