YAOGAN-31 B, 43276
Orbit data source: Space-Track
YAOGAN-31 B, 43276 is a payload satellite owned by PLA SSF (CN) in LEO that was launched on Tue, 10 Apr 2018 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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43276 intel report (Beta)
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Identifier
Orbit
Country
CN / PRCRelated business
Manufacturer
DFH
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: 22 hours ago
TLE from 22 hours ago
0 YAOGAN-31 B
1 43276U 18034B 26172.52371936 -.00000006 00000-0 11342-3 0 9993
2 43276 63.3951 80.1298 0275813 7.4280 353.0704 13.45458411402808Epoch: 2026-06-21T12:34Z
TLE epoch observation values (Epoch: 2026-06-21T12:34:09.352Z)
Latitude
-0.0001°
Longitude
-18.13198°
Altitude
886.399 km
Speed
7.51 km/s
True Right ascension
05h 20m 31s
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
21:41:40
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,293.765 km
Perigee altitude
881.922 km
Semi-major axis
7,465.981 km
Eccentricity
0.02758
Inclination
63.3951°
RAAN
80.1298°
Arg. of periapsis
7.428°
True anomaly
352.67559°
Mean anomaly
353.0704°
Eccentric anomaly
352.87437°
Mean motion
3.36444 °/min
Orbital period
107 mins
BSTAR
0.00011342
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Other satellites on launch #34 in the year 2018 (2018-04-10 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-31 B 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. |
|---|---|---|---|---|---|---|---|
| 10 mins | 2026-06-22 19:00:37.420Z | 187.21° SSW | 2026-06-22 19:05:37.420Z | 112.852° SE | 36.962° | 2026-06-22 19:10:37.420Z | 46.367° ENE |
| 9 mins | 2026-06-22 20:52:37.420Z | 266.845° W | 2026-06-22 20:56:37.420Z | 324.896° NNW | 27.36° | 2026-06-22 21:01:37.420Z | 18.174° NNE |
| 10 mins | 2026-06-23 02:32:37.420Z | 355.201° N | 2026-06-23 02:36:37.420Z | 38.999° NE | 24.359° | 2026-06-23 02:42:37.420Z | 93.528° ESE |
| 13 mins | 2026-06-23 04:22:37.420Z | 323.267° NNW | 2026-06-23 04:27:37.420Z | 278.931° WNW | 44.488° | 2026-06-23 04:35:37.420Z | 152.602° SSE |
| 7 mins | 2026-06-23 06:14:37.420Z | 280.355° WNW | 2026-06-23 06:17:37.420Z | 254.861° W | 15.403° | 2026-06-23 06:21:37.420Z | 222.679° SW |
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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