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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Edit Public Description
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: 7 hours ago
TLE from 7 hours ago
0 YAOGAN-31 B
1 43276U 18034B 26033.53697002 .00000058 00000-0 20344-3 0 9993
2 43276 63.3959 77.7230 0263352 6.9368 353.5190 13.45441785384102Epoch: 2026-02-02T12:53Z
TLE epoch observation values (Epoch: 2026-02-02T12:53:14.209Z)
Latitude
0.00002°
Longitude
111.68297°
Altitude
895.499 km
Speed
7.501 km/s
True Right ascension
05h 10m 53s
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
21:37:30
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,284.525 km
Perigee altitude
891.285 km
Semi-major axis
7,466.042 km
Eccentricity
0.02634
Inclination
63.3959°
RAAN
77.723°
Arg. of periapsis
6.9368°
True anomaly
353.16687°
Mean anomaly
353.519°
Eccentric anomaly
353.34411°
Mean motion
3.3644 °/min
Orbital period
107 mins
BSTAR
0.00020344
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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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2026-02-03 03:16:55.584Z | 146.291° SSE | 2026-02-03 03:19:55.584Z | 113.047° SE | 18.063° | 2026-02-03 03:23:55.584Z | 68.943° E |
| 10 mins | 2026-02-03 05:05:55.584Z | 228.096° WSW | 2026-02-03 05:09:55.584Z | 297.996° NW | 42.529° | 2026-02-03 05:15:55.584Z | 28.925° NE |
| 6 mins | 2026-02-03 06:59:55.584Z | 308.428° NW | 2026-02-03 07:01:55.584Z | 330.456° NNW | 16.059° | 2026-02-03 07:05:55.584Z | 8.852° NNE |
| 7 mins | 2026-02-03 10:46:55.584Z | 1.264° NNE | 2026-02-03 10:49:55.584Z | 29.094° NE | 15.244° | 2026-02-03 10:53:55.584Z | 62.656° ENE |
| 12 mins | 2026-02-03 12:36:55.584Z | 340.331° N | 2026-02-03 12:41:55.584Z | 46.63° ENE | 38.235° | 2026-02-03 12:48:55.584Z | 123.852° SE |
| 11 mins | 2026-02-03 14:27:55.584Z | 300.488° NW | 2026-02-03 14:32:55.584Z | 239.855° WSW | 30.89° | 2026-02-03 14:38:55.584Z | 185.433° SSW |
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 descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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