Launch Details

Launched	12 August 1965
Flight ended	–
Status	Operational
Categories	Radar Calibration Active satellites
Launch site	Air Force Western Test Range, California, USA
Owner	United States
NORAD ID	1520
COSPAR ID	1965-065H
Observing

Current orbital elements

Inclination	89.909°
Eccentricity	0.00717
RA ascending node	8.251 hr
Argument perigee	115.163°
Mean anomaly	257.107°
Orbital period	107.764 min
Epoch of osculation	05 Feb 2026, 12:02

See historical orbital elements »

Derived Quantities

Min Altitude	1076.6 km
Mean Altitude	1130.4 km
Peak Altitude	1184.2 km

Launched alongside

THOR ABLESTAR DEB THOR ABLESTAR R/B DODECAPOLE 2 THOR ABLESTAR DEB TEMPSAT 1 OPS 8464 NAVSPASUR ROD 1 THOR ABLESTAR DEB THOR ABLESTAR DEB PORCUPINE 2 OPS 8464 DEB TRANSIT 5B-7 DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB THOR ABLESTAR DEB TRANSIT 5B-7 DEB DODECAPOLE 2 DEB