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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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: 4 hours ago
TLE from 4 hours ago
0 YAOGAN 20B
1 40110U 14047B 26104.21985231 -.00000069 00000-0 23438-4 0 9996
2 40110 63.3793 184.9455 0384530 14.3335 346.8241 13.45433907573672Epoch: 2026-04-14T05:16Z
TLE epoch observation values (Epoch: 2026-04-14T05:16:35.239Z)
Latitude
-0.00004°
Longitude
-96.60058°
Altitude
811.874 km
Speed
7.586 km/s
True Right ascension
12h 19m 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
15:25:04
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,375.028 km
Perigee altitude
800.842 km
Semi-major axis
7,466.072 km
Eccentricity
0.03845
Inclination
63.3793°
RAAN
184.9455°
Arg. of periapsis
14.3335°
True anomaly
345.77055°
Mean anomaly
346.8241°
Eccentric anomaly
346.30239°
Mean motion
3.36438 °/min
Orbital period
107 mins
BSTAR
0.000023438
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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. |
|---|---|---|---|---|---|---|---|
| 8 mins | 2026-04-14 09:03:21.121Z | 278.534° WNW | 2026-04-14 09:07:21.121Z | 328.313° NNW | 20.096° | 2026-04-14 09:11:21.121Z | 11.187° NNE |
| 11 mins | 2026-04-14 14:42:21.121Z | 347.612° N | 2026-04-14 14:47:21.121Z | 46.797° ENE | 30° | 2026-04-14 14:53:21.121Z | 105.13° ESE |
| 13 mins | 2026-04-14 16:32:21.121Z | 315.823° NNW | 2026-04-14 16:38:21.121Z | 235.138° WSW | 40.719° | 2026-04-14 16:45:21.121Z | 166.205° S |
| 8 mins | 2026-04-15 06:23:21.121Z | 168.818° S | 2026-04-15 06:26:21.121Z | 115.331° SE | 31.467° | 2026-04-15 06:31:21.121Z | 49.762° ENE |
| 8 mins | 2026-04-15 08:13:21.121Z | 261.033° W | 2026-04-15 08:16:21.121Z | 305.51° NW | 28.765° | 2026-04-15 08:21:21.121Z | 15.622° NNE |
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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