YAOGAN 6, 34839 (Decayed)
Orbit data source: Space-Track
YAOGAN 6, 34839 was a payload satellite owned by PLA GAD (CN) in LEO that was launched on Wed, 22 Apr 2009 UTC via a CHANG ZHENG 2C launch vehicle from the Taiyaun Space Center, China (TSC). 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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34839 intel report (Beta)
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Identifier
Orbit
Country
CN / PRCRelated business
Manufacturer
SAST
Mission
Decayed Civil Radar Imaging
Bus & Motor
JB-7, Unknown motor
Mass
~2,000 kg wet, ~2,000 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 2.0 m
Radar Cross Section
5.141 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 1 year ago
TLE from 1 year ago
0 YAOGAN 6
1 34839U 09021A 25168.22293757 .17838157 25147-5 10000-3 0 9996
2 34839 97.1678 151.1992 0011592 251.8613 231.0861 16.54800084900690Epoch: 2025-06-17T05:21Z
TLE epoch observation values (Epoch: 2025-06-17T05:21:01.806Z)
Latitude
56.57824°
Longitude
-3.85918°
Altitude
141.029 km
Speed
7.824 km/s
True Right ascension
22h 48m 28s
True Declination
56° 24' 18"
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
04:52:37
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
131.041 km
Perigee altitude
115.967 km
Semi-major axis
6,501.641 km
Eccentricity
0.00116
Inclination
97.1678°
RAAN
151.1992°
Arg. of periapsis
251.8613°
True anomaly
230.98284°
Mean anomaly
231.0861°
Eccentric anomaly
231.03446°
Mean motion
4.14008 °/min
Orbital period
86.95 mins
BSTAR
0.0001
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Other satellites on launch #21 in the year 2009 (2009-04-22 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 6 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. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2026-10-23 10:57:47.008Z | 9.757° NNE | 2026-10-23 10:59:47.008Z | 30.491° NE | 84.771° | 2026-10-23 11:01:47.008Z | 187.322° SSW |
| 4 mins | 2026-10-23 11:12:47.008Z | 9.257° NNE | 2026-10-23 11:14:47.008Z | 355.971° N | 86.278° | 2026-10-23 11:16:47.008Z | 190.93° SSW |
| 4 mins | 2026-10-23 11:27:47.008Z | 8.569° NNE | 2026-10-23 11:29:47.008Z | 313.06° NW | 85.564° | 2026-10-23 11:31:47.008Z | 194.244° SSW |
| 4 mins | 2026-10-23 13:19:47.008Z | 6.735° NNE | 2026-10-23 13:21:47.008Z | 299.818° NW | 65.779° | 2026-10-23 13:23:47.008Z | 223.344° SW |
| 4 mins | 2026-10-23 13:34:47.008Z | 5.586° NNE | 2026-10-23 13:36:47.008Z | 297.22° NW | 63.157° | 2026-10-23 13:38:47.008Z | 225.526° WSW |
| 4 mins | 2026-10-23 13:49:47.008Z | 4.261° NNE | 2026-10-23 13:51:47.008Z | 295.29° NW | 60.423° | 2026-10-23 13:53:47.008Z | 227.46° WSW |
| 4 mins | 2026-10-23 15:11:47.008Z | 9.171° NNE | 2026-10-23 15:12:47.008Z | 338.768° N | 49.021° | 2026-10-23 15:15:47.008Z | 251.027° W |
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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