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 25310.24941662 .00000207 00000-0 14458-3 0 9991
2 43912 50.0087 153.7020 0015324 282.5555 77.3646 14.28894377355702Epoch: 2025-11-06T05:59Z
TLE epoch observation values (Epoch: 2025-11-06T05:59:09.595Z)
Latitude
-0.00005°
Longitude
18.20154°
Altitude
793.572 km
Speed
7.459 km/s
True Right ascension
10h 14m 48s
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
07:41:08
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
807.161 km
Perigee altitude
785.173 km
Semi-major axis
7,174.304 km
Eccentricity
0.00153
Inclination
50.0087°
RAAN
153.702°
Arg. of periapsis
282.5555°
True anomaly
77.53602°
Mean anomaly
77.3646°
Eccentric anomaly
77.4503°
Mean motion
3.57169 °/min
Orbital period
100.79 mins
BSTAR
0.00014458
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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 | 2025-11-06 16:12:50.684Z | 210.209° SW | 2025-11-06 16:17:50.684Z | 122.812° SE | 37.431° | 2025-11-06 16:21:50.684Z | 66.699° ENE |
| 9 mins | 2025-11-06 17:58:50.684Z | 267.236° W | 2025-11-06 18:02:50.684Z | 332.094° NNW | 36.254° | 2025-11-06 18:07:50.684Z | 48.783° ENE |
| 8 mins | 2025-11-06 19:45:50.684Z | 306.565° NW | 2025-11-06 19:49:50.684Z | 6.125° NNE | 25.497° | 2025-11-06 19:53:50.684Z | 55.285° ENE |
| 9 mins | 2025-11-06 21:31:50.684Z | 315.419° NNW | 2025-11-06 21:35:50.684Z | 16.421° NNE | 32.722° | 2025-11-06 21:40:50.684Z | 87.717° E |
| 9 mins | 2025-11-06 23:17:50.684Z | 297.646° NW | 2025-11-06 23:21:50.684Z | 207.324° SW | 42.973° | 2025-11-06 23:26:50.684Z | 136.977° SSE |
| 4 mins | 2025-11-07 01:04:50.684Z | 251.537° W | 2025-11-07 01:06:50.684Z | 228.273° WSW | 13.237° | 2025-11-07 01:08:50.684Z | 206.583° SW |
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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