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: 14 hours ago
TLE from 14 hours ago
0 YAOGAN 20B
1 40110U 14047B 25340.85909973 -.00000040 00000-0 56102-4 0 9999
2 40110 63.3782 155.8224 0373392 13.6810 347.4007 13.45415749556408Epoch: 2025-12-06T20:37Z
TLE epoch observation values (Epoch: 2025-12-06T20:37:06.216Z)
Latitude
-0.00008°
Longitude
130.66567°
Altitude
819.327 km
Speed
7.578 km/s
True Right ascension
10h 23m 17s
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
09:10:59
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,366.782 km
Perigee altitude
809.223 km
Semi-major axis
7,466.14 km
Eccentricity
0.03734
Inclination
63.3782°
RAAN
155.8224°
Arg. of periapsis
13.681°
True anomaly
346.42297°
Mean anomaly
347.4007°
Eccentric anomaly
346.9164°
Mean motion
3.36433 °/min
Orbital period
107 mins
BSTAR
0.000056102
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Other satellites on launch #47 in the year 2014 (2014-08-09 UTC)
Did you know?
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 | 2025-12-07 12:47:34.023Z | 169.991° S | 2025-12-07 12:51:34.023Z | 113.479° SE | 27.78° | 2025-12-07 12:56:34.023Z | 52.407° ENE |
| 8 mins | 2025-12-07 14:38:34.023Z | 256.399° W | 2025-12-07 14:41:34.023Z | 306.29° NW | 32.054° | 2025-12-07 14:46:34.023Z | 18.262° NNE |
| 8 mins | 2025-12-07 20:18:34.023Z | 0.672° NNE | 2025-12-07 20:21:34.023Z | 31.552° NE | 20.091° | 2025-12-07 20:26:34.023Z | 77.92° E |
| 14 mins | 2025-12-07 22:07:34.023Z | 329.484° NNW | 2025-12-07 22:13:34.023Z | 55.675° ENE | 44.377° | 2025-12-07 22:21:34.023Z | 142.063° SSE |
| 10 mins | 2025-12-07 23:59:34.023Z | 289.4° WNW | 2025-12-08 00:03:34.023Z | 251.525° W | 21.525° | 2025-12-08 00:09:34.023Z | 202.932° SW |
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 descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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