YUNHAI 2-1D, 43912
Orbit data source: Space-Track
YUNHAI 2-1D, 43912 is a payload satellite owned by CASC (CN) in LEO that was launched on Sat, 29 Dec 2018 UTC via a CHANG ZHENG 2D/YZ-3 launch vehicle from the Jiuquan Satellite Launch Center, China (JSC). 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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43912 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
CN / PRCRelated business
Manufacturer
DFH Shenzhen
Mission
Operational Defense Meteo Radio Occ.
Bus & Motor
YH-2, Unknown motor
Mass
~100 kg wet, ~100 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 0.5 m
Radar Cross Section
0.166 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 6 hours ago
TLE from 6 hours ago
0 YUNHAI 2-1D
1 43912U 18112D 25258.35590880 .00000204 00000-0 14383-3 0 9990
2 43912 50.0121 13.9300 0015645 100.6068 259.6611 14.28853428348288Epoch: 2025-09-15T08:32Z
TLE epoch observation values (Epoch: 2025-09-15T08:32:30.52Z)
Latitude
0.00005°
Longitude
-108.75887°
Altitude
798.129 km
Speed
7.455 km/s
True Right ascension
00h 55m 43s
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
07:38:35
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
807.528 km
Perigee altitude
785.079 km
Semi-major axis
7,174.441 km
Eccentricity
0.00156
Inclination
50.0121°
RAAN
13.93°
Arg. of periapsis
100.6068°
True anomaly
259.48479°
Mean anomaly
259.6611°
Eccentric anomaly
259.57294°
Mean motion
3.57159 °/min
Orbital period
100.8 mins
BSTAR
0.00014383
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Other satellites on launch #112 in the year 2018 (2018-12-29 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 2-1D 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 | 2025-09-15 15:40:45.350Z | 311.808° NW | 2025-09-15 15:45:45.350Z | 25.661° NE | 31.718° | 2025-09-15 15:49:45.350Z | 83.363° E |
| 8 mins | 2025-09-15 17:27:45.350Z | 297.869° NW | 2025-09-15 17:30:45.350Z | 257.523° W | 42.577° | 2025-09-15 17:35:45.350Z | 136.11° SSE |
| 8 mins | 2025-09-16 09:52:45.350Z | 199.764° SSW | 2025-09-16 09:56:45.350Z | 133.891° SE | 33.64° | 2025-09-16 10:00:45.350Z | 71.552° E |
| 9 mins | 2025-09-16 11:37:45.350Z | 260.37° W | 2025-09-16 11:41:45.350Z | 321.557° NNW | 38.231° | 2025-09-16 11:46:45.350Z | 48.948° ENE |
| 8 mins | 2025-09-16 13:24:45.350Z | 302.715° NW | 2025-09-16 13:28:45.350Z | 2.332° NNE | 25.416° | 2025-09-16 13:32:45.350Z | 52.703° ENE |
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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