LowEarth

ASTEX 1

NORAD 05560· COSPAR 1971-089A· Active satellite· Other / Unclassified· LEO
Launch
Launched on Oct 17, 1971 from Space Launch Complex 1W, United States of America aboard a Thorad SLV-2G Agena D.
Thorad SLV-2G Agena D | ASTEX
Live · TLE epoch 2026-09-09 10:05 UTC
Orbit class
LEO — Low Earth Orbit (circular, < 2,000 km)
Operator
Space Test Program
Country
Manufacturer
Launched
Oct 17, 1971
Mass
1,500 kg
Apogee
738 km
Perigee
716 km
Inclination
92.71°
Period
1.65 h

Altitude history

Apogee and perigee for ASTEX 1 across 103 days of archived orbital elements (105 element sets, one per day).

Trend
Stable
Change
-0.2 km
Rate
-0.00 km/day
Now
716 × 738 km
727740714May 28Sep 9
Apogee Perigee

Derived from our own archive of CelesTrak orbital elements, sampled every 3 hours. Short windows show drag and station-keeping; they are not a reentry prediction.

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