CSS (MENGTIAN), 54216
Orbit data source: Space-Track
CSS (MENGTIAN), 54216 is a payload satellite owned by ZZHGB (CN) in LEO that was launched on Mon, 31 Oct 2022 UTC via a CHANG ZHENG 5B launch vehicle from the Wenchang Satellite Launch Center (WSC). Payload-class satellites include a variety of spacecraft equipped with specific instruments for various scientific and technological missions. These include communications satellites like Starlink; space stations such as the ISS; scientific satellites like the Hubble; Earth observation satellites from companies like Planet Labs, Umbra, and HawkEye 360; GPS; miniature CubeSats for education and research; and military/defense satellites.
Focus sentinelFocus sentinel
Request partner network tasking
Focus sentinelFocus sentinel
Embed this page
Focus sentinelFocus sentinel
54216 intel report (Beta)
Focus sentinelFocus sentinel
Edit Public Description
Focus sentinelFocus sentinel
Edit Sat Name
Focus sentinelFocus sentinel
Create New Watchlist
Identifier
Orbit
Country
CN / PRCRelated business
Manufacturer
CAST
Mission
Operational spacecraft
Bus & Motor
TIANHE, Unknown motor
Mass
23,000 kg wet, 21,500 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Unknown shape, 11.8 m
Radar Cross Section
Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 2 days ago
TLE from 2 days ago
0 CSS (MENGTIAN)
1 54216U 22143A 26171.43213816 .00020661 00000-0 24268-3 0 9995
2 54216 41.4693 302.2526 0007384 105.8714 254.2939 15.60937952294359Epoch: 2026-06-20T10:22Z
TLE epoch observation values (Epoch: 2026-06-20T10:22:16.737Z)
Latitude
-0.00001°
Longitude
-121.964°
Altitude
385.901 km
Speed
7.68 km/s
True Right ascension
20h 09m 00s
True Declination
0° 00' 00"
Sunlit
Visualization orbit readout
Latitude
Unknown
Longitude
Unknown
Altitude
Unknown
Speed
Unknown
Apparent Right ascension
Unknown
Apparent Declination
Unknown
Sunlit
Visualization observer readout
Local Sidereal Time
21:33:47
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
392.175 km
Perigee altitude
382.184 km
Semi-major axis
6,765.317 km
Eccentricity
0.00074
Inclination
41.4693°
RAAN
302.2526°
Arg. of periapsis
105.8714°
True anomaly
254.21247°
Mean anomaly
254.2939°
Eccentric anomaly
254.25318°
Mean motion
3.90042 °/min
Orbital period
92.3 mins
BSTAR
0.00024268
Loading maneuver chart data...
Computing Atmospheric mass density...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Other satellites on launch #143 in the year 2022 (2022-10-31 UTC)
Did you know?
You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.CSS (MENGTIAN) Visibility forecast
Loading observer location...
Span | Click to sort rows by Start time (UTC) header in descending order | Start Az. | Max El. time (UTC) | Max El. Az. | Max El. | End time (UTC) | End Az. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2026-06-22 11:43:45.938Z | 219.577° SW | 2026-06-22 11:46:45.938Z | 133.042° SE | 28.168° | 2026-06-22 11:48:45.938Z | 90.633° ESE |
| 4 mins | 2026-06-22 13:21:45.938Z | 271.517° WNW | 2026-06-22 13:22:45.938Z | 304.076° NW | 42.837° | 2026-06-22 13:25:45.938Z | 76.616° E |
| 4 mins | 2026-06-22 14:58:45.938Z | 290.516° WNW | 2026-06-22 14:59:45.938Z | 329.814° NNW | 42.854° | 2026-06-22 15:02:45.938Z | 93.155° ESE |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
Click to sort rows by RSO header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Type header in ascending order | Click to sort rows by Inclination Δ header in ascending order | Click to sort rows by RAAN Δ header in ascending order | Click to sort rows by Coplanar Angle header in ascending order | Click to sort rows by SMA Δ header in ascending order | Click to sort rows by Orbital period header in ascending order | Click to sort rows by <5km Md TCA header in descending order |
|---|
CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
Authenticating...
Click to sort rows by Secondary header in ascending order | Click to sort rows by Secondary name header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Owner header in ascending order | Click to sort rows by Obj. Type header in ascending order | Click to sort rows by Miss dist. header in ascending order | Click to sort rows by Rel. speed header in ascending order | Click to sort rows by Apr. angle header in ascending order | Click to sort rows by TCA header in descending order |
|---|