HONGYAN 1, 43914
Orbit data source: Space-Track
HONGYAN 1, 43914 is a payload satellite owned by Yidong Tongxin (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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43914 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
CN / PRCRelated business
Manufacturer
DFH Shenzhen
Mission
Operational Commercial Communications
Bus & Motor
HONGYAN, Unknown motor
Mass
~500 kg wet, ~500 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 2.5 m
Radar Cross Section
3.085 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & historyLast TLE update: 5 hours ago
TLE from 5 hours ago
0 HONGYAN 1
1 43914U 18112F 25310.28249677 -.00000093 00000-0 62621-4 0 9994
2 43914 50.0086 336.8802 0006644 298.1349 61.8857 13.43806627336566Epoch: 2025-11-06T06:46Z
TLE epoch observation values (Epoch: 2025-11-06T06:46:47.720Z)
Latitude
-0.0001°
Longitude
-170.56176°
Altitude
1,093.306 km
Speed
7.308 km/s
True Right ascension
22h 27m 31s
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
07:41:07
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,100.808 km
Perigee altitude
1,090.876 km
Semi-major axis
7,473.979 km
Eccentricity
0.00066
Inclination
50.0086°
RAAN
336.8802°
Arg. of periapsis
298.1349°
True anomaly
61.95288°
Mean anomaly
61.8857°
Eccentric anomaly
61.91929°
Mean motion
3.35904 °/min
Orbital period
107.17 mins
BSTAR
0.000062621
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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.HONGYAN 1 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. |
|---|---|---|---|---|---|---|---|
| 11 mins | 2025-11-06 12:42:49.602Z | 287.998° WNW | 2025-11-06 12:48:49.602Z | 220.19° SW | 29.97° | 2025-11-06 12:53:49.602Z | 168.851° S |
| 5 mins | 2025-11-07 02:33:49.602Z | 139.671° SSE | 2025-11-07 02:35:49.602Z | 121.567° SE | 13.426° | 2025-11-07 02:38:49.602Z | 95.75° ESE |
| 12 mins | 2025-11-07 04:21:49.602Z | 213.503° SW | 2025-11-07 04:26:49.602Z | 146.313° SSE | 41.337° | 2025-11-07 04:33:49.602Z | 60.628° ENE |
| 12 mins | 2025-11-07 06:13:49.602Z | 266.163° W | 2025-11-07 06:19:49.602Z | 343.917° N | 37.839° | 2025-11-07 06:25:49.602Z | 52.085° ENE |
| 10 mins | 2025-11-07 08:08:49.602Z | 305.705° NW | 2025-11-07 08:12:49.602Z | 353.213° N | 30.689° | 2025-11-07 08:18:49.602Z | 63.606° ENE |
| 11 mins | 2025-11-07 10:01:49.602Z | 311.644° NW | 2025-11-07 10:06:49.602Z | 23.257° NE | 39.904° | 2025-11-07 10:12:49.602Z | 100.375° ESE |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
Click to sort rows by RSO header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Type header in ascending order | Click to sort rows by Inclination Δ header in ascending order | Click to sort rows by RAAN Δ header in ascending order | Click to sort rows by Coplanar Angle header in ascending order | Click to sort rows by SMA Δ header in ascending order | Click to sort rows by Orbital period header in ascending order | Click to sort rows by <5km Md TCA header in ascending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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