Spacecraft information: ISIS 2

Launch Details
Launched 31 March 1971
Flight ended –
Status Unknown
Launch site Air Force Western Test Range, California, USA
Owner Canada
NORAD ID 5104
COSPAR ID 1971-024A
Observing

Current orbital elements

Inclination 88.174°
Eccentricity 0.00454
RA ascending node 22.524 hr
Argument perigee 88.577°
Mean anomaly 33.147°
Orbital period 113.575 min
Epoch of osculation 02 Feb 2026, 09:16

See historical orbital elements »

Derived Quantities

Min Altitude 1362.4 km
Mean Altitude 1397.7 km
Peak Altitude 1433.0 km

Launched alongside

THOR DELTA 1 R/B THOR DELTA 1 DEB ISIS 2 DEB THOR DELTA 1 DEB THOR DELTA 1 DEB THOR DELTA 1 DEB THOR DELTA 1 DEB THOR DELTA 1 DEB

Orbital History

Drag the graphs below left or right to change the time range, or use your scroll wheel to zoom in or out.

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South El Monte

Latitude:
Longitude:
Timezone:

34.05°N
118.05°W
PST

Color scheme


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Last updated: 20 Feb 2026, 19:13 UTC
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