CSS (WENTIAN), 53239
Orbit data source: Space-Track
CSS (WENTIAN), 53239 is a payload satellite owned by ZZHGB (CN) in LEO that was launched on Sun, 24 Jul 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.
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53239 intel report (Beta)
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Identifier
Orbit
Country
CN / PRCRelated business
Manufacturer
CAST
Mission
Operational spacecraft
Bus & Motor
TIANHE, Unknown motor
Mass
23,050 kg wet, 21,500 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Unknown shape, 14.1 m
Radar Cross Section
Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 3 days ago
TLE from 3 days ago
0 CSS (WENTIAN)
1 53239U 22085A 26170.72834613 .00019835 00000-0 23343-3 0 9993
2 53239 41.4696 306.5363 0007350 99.2772 260.8898 15.60907257288237Epoch: 2026-06-19T17:28Z
TLE epoch observation values (Epoch: 2026-06-19T17:28:49.105Z)
Latitude
-0.00005°
Longitude
136.37849°
Altitude
385.425 km
Speed
7.68 km/s
True Right ascension
20h 26m 08s
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
21:23:38
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
392.241 km
Perigee altitude
382.296 km
Semi-major axis
6,765.405 km
Eccentricity
0.00074
Inclination
41.4696°
RAAN
306.5363°
Arg. of periapsis
99.2772°
True anomaly
260.80665°
Mean anomaly
260.8898°
Eccentric anomaly
260.84822°
Mean motion
3.90034 °/min
Orbital period
92.3 mins
BSTAR
0.00023343
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Other satellites on launch #85 in the year 2022 (2022-07-24 UTC)
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You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.CSS (WENTIAN) Visibility forecast
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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 11:43:38.649Z | 220.676° SW | 2026-06-22 11:46:38.649Z | 138.66° SSE | 28.818° | 2026-06-22 11:48:38.649Z | 91.849° ESE |
| 4 mins | 2026-06-22 13:21:38.649Z | 270.51° WNW | 2026-06-22 13:22:38.649Z | 292.657° NW | 41.494° | 2026-06-22 13:25:38.649Z | 76.344° E |
| 4 mins | 2026-06-22 14:58:38.649Z | 289.3° WNW | 2026-06-22 14:59:38.649Z | 316.21° NNW | 41.664° | 2026-06-22 15:02:38.649Z | 92.862° ESE |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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