Launch Details

Launched	28 June 1961
Flight ended	–
Status	Unknown
Launch site	Air Force Eastern Test Range, Florida, USA
Owner	United States
NORAD ID	537
COSPAR ID	1961-015FW
Observing

Current orbital elements

Inclination	67.226°
Eccentricity	0.01677
RA ascending node	20.936 hr
Argument perigee	113.780°
Mean anomaly	267.269°
Orbital period	105.506 min
Epoch of osculation	18 Oct 2025, 08:07

See historical orbital elements »

Derived Quantities

Min Altitude	901.2 km
Mean Altitude	1025.3 km
Peak Altitude	1149.3 km

Launched alongside

TRANSIT 4A SOLRAD 3 & INJUN 1 THOR ABLESTAR R/B THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR 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