THEMIS E
Launch
Launched on Feb 17, 2007 from Space Launch Complex 17B, United States of America aboard a Delta II 7925-10C.
Delta II 7925-10C | THEMIS →
Live · TLE epoch 2026-10-23 14:34 UTC
Orbit class
HEO — Highly Elliptical (Molniya, Tundra, GTO)
Operator
National Aeronautics and Space Administration
Country
United States
Manufacturer
University of California, Berkeley
Launched
Feb 17, 2007
Mass
77 kg
Apogee
78,418 km
Perigee
961 km
Inclination
7.29°
Period
1.14 d
Altitude history
Apogee and perigee for THEMIS E across 149 days of archived orbital elements (143 element sets, one per day).
Trend
Raising
Change
+70.5 km
Rate
+0.47 km/day
Now
961 × 78418 km
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.
Launched with
2 other catalogued objects still in orbit from launch 2007-004 (Delta II 7925-10C | THEMIS).
Sources & further reading
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