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: 1 day ago
TLE from 1 day 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
00:50:42
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. |
|---|---|---|---|---|---|---|---|
| 11 mins | 2026-06-22 19:00:09.156Z | 188.846° SSW | 2026-06-22 19:05:09.156Z | 128.024° SE | 36.717° | 2026-06-22 19:11:09.156Z | 44.745° NE |
| 9 mins | 2026-06-22 20:52:09.156Z | 263.118° W | 2026-06-22 20:56:09.156Z | 316.29° NNW | 27.519° | 2026-06-22 21:01:09.156Z | 15.695° NNE |
| 11 mins | 2026-06-23 02:31:09.156Z | 345.301° N | 2026-06-23 02:37:09.156Z | 45.834° ENE | 24.223° | 2026-06-23 02:42:09.156Z | 91.095° ESE |
| 13 mins | 2026-06-23 04:22:09.156Z | 323.546° NNW | 2026-06-23 04:28:09.156Z | 216.263° SW | 44.654° | 2026-06-23 04:35:09.156Z | 152.765° SSE |
| 6 mins | 2026-06-23 06:15:09.156Z | 276.246° WNW | 2026-06-23 06:18:09.156Z | 250.119° W | 15.351° | 2026-06-23 06:21:09.156Z | 225.858° WSW |
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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