YUNHAI 3, 54235
Orbit data source: Space-Track
YUNHAI 3, 54235 is a payload satellite owned by SAST (CN) in SSO that was launched on Fri, 11 Nov 2022 UTC via a CHANG ZHENG 6A launch vehicle from the Taiyaun Space Center, China (TSC). 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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54235 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
CN / PRCRelated business
Manufacturer
SAST
Mission
Operational Defense Weather
Bus & Motor
SAST-3000, Unknown motor
Mass
~1,500 kg wet, ~1,300 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 2.0 m
Radar Cross Section
5.141 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 13 hours ago
TLE from 13 hours ago
0 YUNHAI 3
1 54235U 22151A 25350.00348075 .00000043 00000-0 46164-4 0 9994
2 54235 98.8191 355.0031 0000282 189.6984 170.4183 14.13420174159063Epoch: 2025-12-16T00:05Z
TLE epoch observation values (Epoch: 2025-12-16T00:05:00.736Z)
Latitude
-0.00005°
Longitude
-91.14389°
Altitude
850.794 km
Speed
7.427 km/s
True Right ascension
23h 40m 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
11:37:55
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
845.068 km
Perigee altitude
844.66 km
Semi-major axis
7,223.001 km
Eccentricity
0.00003
Inclination
98.8191°
RAAN
355.0031°
Arg. of periapsis
189.6984°
True anomaly
170.41884°
Mean anomaly
170.4183°
Eccentric anomaly
170.41857°
Mean motion
3.53563 °/min
Orbital period
101.82 mins
BSTAR
0.000046164
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Other satellites on launch #151 in the year 2022 (2022-11-11 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.YUNHAI 3 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. |
|---|---|---|---|---|---|---|---|
| 9 mins | 2025-12-16 14:14:43.028Z | 353.028° N | 2025-12-16 14:18:43.028Z | 302.245° NW | 28.926° | 2025-12-16 14:23:43.028Z | 230.951° WSW |
| 8 mins | 2025-12-17 00:00:43.028Z | 137.628° SSE | 2025-12-17 00:03:43.028Z | 82.14° E | 38.077° | 2025-12-17 00:08:43.028Z | 358.114° N |
| 6 mins | 2025-12-17 01:42:43.028Z | 237.611° WSW | 2025-12-17 01:44:43.028Z | 264.454° W | 18.673° | 2025-12-17 01:48:43.028Z | 312.343° NW |
| 7 mins | 2025-12-17 12:22:43.028Z | 52.351° ENE | 2025-12-17 12:25:43.028Z | 93.785° ESE | 21.912° | 2025-12-17 12:29:43.028Z | 144.398° SSE |
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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