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: 4 hours ago
TLE from 4 hours ago
0 YAOGAN 20B
1 40110U 14047B 25288.01281589 .00000030 00000-0 13534-3 0 9993
2 40110 63.3811 292.0207 0368405 13.3925 347.6563 13.45402478549292Epoch: 2025-10-15T00:18Z
TLE epoch observation values (Epoch: 2025-10-15T00:18:27.292Z)
Latitude
-0.00009°
Longitude
-96.38606°
Altitude
822.71 km
Speed
7.575 km/s
True Right ascension
19h 28m 04s
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
22:48:29
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,363.109 km
Perigee altitude
812.993 km
Semi-major axis
7,466.188 km
Eccentricity
0.03684
Inclination
63.3811°
RAAN
292.0207°
Arg. of periapsis
13.3925°
True anomaly
346.71144°
Mean anomaly
347.6563°
Eccentric anomaly
347.18823°
Mean motion
3.3643 °/min
Orbital period
107.01 mins
BSTAR
0.00013534
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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. |
|---|---|---|---|---|---|---|---|
| 12 mins | 2025-10-15 09:44:08.786Z | 346.832° N | 2025-10-15 09:49:08.786Z | 44.286° NE | 29.829° | 2025-10-15 09:56:08.786Z | 108.171° ESE |
| 13 mins | 2025-10-15 11:34:08.786Z | 316.453° NNW | 2025-10-15 11:40:08.786Z | 240.262° WSW | 40.94° | 2025-10-15 11:47:08.786Z | 166.047° S |
| 8 mins | 2025-10-16 01:25:08.786Z | 169.281° S | 2025-10-16 01:28:08.786Z | 118.414° SE | 31.338° | 2025-10-16 01:33:08.786Z | 50.622° ENE |
| 9 mins | 2025-10-16 03:15:08.786Z | 259.574° W | 2025-10-16 03:19:08.786Z | 324.249° NNW | 29.334° | 2025-10-16 03:24:08.786Z | 20.086° NNE |
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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