Launch Details

Launched	26 November 1963
Flight ended	–
Status	Unknown
Launch site	Air Force Eastern Test Range, Florida, USA
Owner	United States
NORAD ID	739
COSPAR ID	1963-047H
Observing

Current orbital elements

Inclination	30.424°
Eccentricity	0.06352
RA ascending node	2.200 hr
Argument perigee	136.121°
Mean anomaly	229.166°
Orbital period	103.949 min
Epoch of osculation	28 Jun 2026, 17:12

See historical orbital elements »

Derived Quantities

Min Altitude	487.1 km
Mean Altitude	952.3 km
Peak Altitude	1417.5 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