CSS (TIANHE)
NORAD 48274· COSPAR 2021-035A· ISS / Science· LEO
Launch
Launched on Apr 29, 2021 from 101, China aboard a Long March 5B.
Long March 5B | Tianhe →Live · TLE epoch 2026-10-23 08:52 UTC
Orbit class
LEO — Low Earth Orbit (circular, < 2,000 km)
Operator
Chinese Government
Country
China
Manufacturer
—
Launched
Apr 29, 2021
Mass
—
Apogee
396 km
Perigee
392 km
Inclination
41.47°
Period
1.54 h
Altitude history
Apogee and perigee for CSS (TIANHE) across 148 days of archived orbital elements (150 element sets, one per day).
Trend
Decaying
Change
-3.5 km
Rate
-0.02 km/day
Now
392 × 395 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.
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