YAOGAN 20A, 40109
Orbit data source: Space-Track
YAOGAN 20A, 40109 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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40109 intel report (Beta)
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TLE from 12 hours ago
0 YAOGAN 20A
1 40109U 14047A 25199.85919069 -.00000029 00000-0 70476-4 0 9993
2 40109 63.3810 158.3082 0361087 12.9255 348.0730 13.45394379537595
TLE epoch observation values (Epoch: 2025-07-18T20:37:14.075Z)
Visualization orbit readout
Visualization observer readout
Orbital elements
Other satellites on launch #47 in the year 2014 (2014-08-09 UTC)
YAOGAN 20A Visibility forecast
Observer location: undefined°, undefined°
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. |
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9 mins | 2025-07-19 09:43:34.406Z | 289.176° WNW | 2025-07-19 09:47:34.406Z | 254.442° W | 18.673° | 2025-07-19 09:52:34.406Z | 213.235° SW |
5 mins | 2025-07-19 21:44:34.406Z | 134.369° SE | 2025-07-19 21:46:34.406Z | 106.985° ESE | 18.741° | 2025-07-19 21:49:34.406Z | 71.087° E |
9 mins | 2025-07-19 23:32:34.406Z | 234.869° WSW | 2025-07-19 23:36:34.406Z | 323.453° NNW | 40.148° | 2025-07-19 23:41:34.406Z | 26.41° NE |
4 mins | 2025-07-20 01:26:34.406Z | 314.781° NW | 2025-07-20 01:28:34.406Z | 336.771° NNW | 13.901° | 2025-07-20 01:30:34.406Z | 357.136° N |
6 mins | 2025-07-20 05:13:34.406Z | 6.93° NNE | 2025-07-20 05:15:34.406Z | 26.231° NE | 15.91° | 2025-07-20 05:19:34.406Z | 61.844° ENE |
13 mins | 2025-07-20 07:02:34.406Z | 337.412° NNW | 2025-07-20 07:07:34.406Z | 37.117° NE | 39.625° | 2025-07-20 07:15:34.406Z | 128.616° SE |
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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Event ID | Pc | Md | Secondary | Secondary name | Country | Click to unsort rows by TCA header |
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