BEIDOU-2 M4 (C12)
NORAD 38251· COSPAR 2012-018B· Navigation· MEO
Launch
Launched on Apr 29, 2012 from Launch Complex 2 (LC-2), China aboard a Long March 3B/E.
Long March 3B/E | Compass-M3 & Compass-M4 →Live · TLE epoch 2026-10-22 22:00 UTC
Orbit class
MEO — Medium Earth (2,000–30,000 km, e.g. GPS / Galileo)
Operator
CNSA
Country
China
Manufacturer
CAST
Launched
Apr 29, 2012
Mass
—
Apogee
21,578 km
Perigee
21,493 km
Inclination
55.54°
Period
12.89 h
Part of the BeiDou constellation · this satellite is one of 56
Chinese navigation constellation. Mix of MEO, GEO, and IGSO.
Altitude history
Apogee and perigee for BEIDOU-2 M4 (C12) across 148 days of archived orbital elements (150 element sets, one per day).
Trend
Stable
Change
-0.1 km
Rate
-0.00 km/day
Now
21493 × 21578 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
One other catalogued object still in orbit from launch 2012-018 (Long March 3B/E | Compass-M3 & Compass-M4).
- BEIDOU-2 M3 (C11) · 38250
Sources & further reading
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