YAOGAN 20B, 40110
Orbit data source: Space-Track
YAOGAN 20B, 40110 is a payload satellite owned by PLA GAD (CN) in LEO that was launched on Sat, 09 Aug 2014 UTC via a CHANG ZHENG 4C 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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40110 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
CN / PRCRelated business
Manufacturer
CAST
Mission
Operational Defense Sigint
Bus & Motor
Unknown
Mass
~500 kg wet, ~500 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 0.5 m
Radar Cross Section
0.446 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 11 hours ago
TLE from 11 hours ago
0 YAOGAN 20B
1 40110U 14047B 25257.61296340 -.00000071 00000-0 21839-4 0 9990
2 40110 63.3838 10.3600 0365726 13.2658 347.7676 13.45397957545202Epoch: 2025-09-14T14:42Z
TLE epoch observation values (Epoch: 2025-09-14T14:42:40.037Z)
Latitude
0.00001°
Longitude
155.86372°
Altitude
824.552 km
Speed
7.573 km/s
True Right ascension
00h 41m 26s
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
18:45:35
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,361.126 km
Perigee altitude
815.009 km
Semi-major axis
7,466.205 km
Eccentricity
0.03657
Inclination
63.3838°
RAAN
10.36°
Arg. of periapsis
13.2658°
True anomaly
346.83824°
Mean anomaly
347.7676°
Eccentric anomaly
347.30718°
Mean motion
3.36429 °/min
Orbital period
107.01 mins
BSTAR
0.000021839
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Other satellites on launch #47 in the year 2014 (2014-08-09 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.YAOGAN 20B 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 08:39:52.413Z | 177.562° S | 2025-09-15 08:44:52.413Z | 102.272° ESE | 30.457° | 2025-09-15 08:48:52.413Z | 52.681° ENE |
| 9 mins | 2025-09-15 10:30:52.413Z | 256.31° W | 2025-09-15 10:34:52.413Z | 317.12° NNW | 29.99° | 2025-09-15 10:39:52.413Z | 18.778° NNE |
| 9 mins | 2025-09-15 16:10:52.413Z | 355.017° N | 2025-09-15 16:14:52.413Z | 36.191° NE | 21.596° | 2025-09-15 16:19:52.413Z | 82.522° E |
| 13 mins | 2025-09-15 18:00:52.413Z | 327.685° NNW | 2025-09-15 18:06:52.413Z | 115.008° SE | 44.638° | 2025-09-15 18:13:52.413Z | 145.615° SSE |
| 9 mins | 2025-09-15 19:52:52.413Z | 284.712° WNW | 2025-09-15 19:56:52.413Z | 247.54° W | 19.314° | 2025-09-15 20:01:52.413Z | 208.608° 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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