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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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: 13 hours ago
TLE from 13 hours ago
0 YUNHAI 2-1D
1 43912U 18112D 26124.83783089 .00000064 00000-0 88376-4 0 9999
2 43912 50.0087 111.4434 0015458 194.4226 165.6250 14.29014278381386Epoch: 2026-05-04T20:06Z
TLE epoch observation values (Epoch: 2026-05-04T20:06:28.588Z)
Latitude
-0.00003°
Longitude
-52.89703°
Altitude
806.301 km
Speed
7.446 km/s
True Right ascension
07h 25m 46s
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
16:33:56
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
806.855 km
Perigee altitude
784.677 km
Semi-major axis
7,173.903 km
Eccentricity
0.00155
Inclination
50.0087°
RAAN
111.4434°
Arg. of periapsis
194.4226°
True anomaly
165.66889°
Mean anomaly
165.625°
Eccentric anomaly
165.64696°
Mean motion
3.57199 °/min
Orbital period
100.78 mins
BSTAR
0.000088376
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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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2026-05-05 10:07:27.787Z | 271.147° WNW | 2026-05-05 10:10:27.787Z | 234.312° WSW | 18.828° | 2026-05-05 10:14:27.787Z | 186.102° SSW |
| 8 mins | 2026-05-06 00:47:27.787Z | 186.998° SSW | 2026-05-06 00:51:27.787Z | 126.822° SE | 27.456° | 2026-05-06 00:55:27.787Z | 75.23° E |
| 9 mins | 2026-05-06 02:32:27.787Z | 251.855° W | 2026-05-06 02:36:27.787Z | 338.61° N | 42.179° | 2026-05-06 02:41:27.787Z | 51.91° ENE |
| 7 mins | 2026-05-06 04:19:27.787Z | 302.301° NW | 2026-05-06 04:22:27.787Z | 349.365° N | 26.971° | 2026-05-06 04:26:27.787Z | 46.628° ENE |
| 8 mins | 2026-05-06 06:05:27.787Z | 317.093° NNW | 2026-05-06 06:09:27.787Z | 19.985° NNE | 28.257° | 2026-05-06 06:13:27.787Z | 73.236° E |
| 9 mins | 2026-05-06 07:51:27.787Z | 307.48° NW | 2026-05-06 07:55:27.787Z | 73.668° E | 44.2° | 2026-05-06 08:00:27.787Z | 120.35° SE |
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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