YAOGAN-30 C, 42947
Orbit data source: Space-Track
YAOGAN-30 C, 42947 is a payload satellite owned by PLA SSF (CN) in LEO that was launched on Fri, 29 Sep 2017 UTC via a CHANG ZHENG 2C launch vehicle from the Xichang Space Center, China (XSC). 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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42947 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
CN / PRCRelated business
Manufacturer
SECM
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: 9 hours ago
TLE from 9 hours ago
0 YAOGAN-30 C
1 42947U 17058C 25357.27759796 .00004397 00000-0 32143-3 0 9990
2 42947 34.9988 14.8400 0004060 116.2678 243.8448 15.03090108449329Epoch: 2025-12-23T06:39Z
TLE epoch observation values (Epoch: 2025-12-23T06:39:44.463Z)
Latitude
-0.00002°
Longitude
-177.15894°
Altitude
557.533 km
Speed
7.584 km/s
True Right ascension
00h 59m 21s
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
14:32:54
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
563.414 km
Perigee altitude
557.779 km
Semi-major axis
6,938.734 km
Eccentricity
0.00041
Inclination
34.9988°
RAAN
14.84°
Arg. of periapsis
116.2678°
True anomaly
243.80305°
Mean anomaly
243.8448°
Eccentric anomaly
243.82392°
Mean motion
3.75511 °/min
Orbital period
95.87 mins
BSTAR
0.00032143
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Other satellites on launch #58 in the year 2017 (2017-09-29 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-30 C 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. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2025-12-24 05:13:41.575Z | 207.423° SW | 2025-12-24 05:16:41.575Z | 150.889° SSE | 21.896° | 2025-12-24 05:18:41.575Z | 116.086° SE |
| 6 mins | 2025-12-24 06:54:41.575Z | 234.947° WSW | 2025-12-24 06:56:41.575Z | 189.395° SSW | 32.814° | 2025-12-24 07:00:41.575Z | 107.175° ESE |
| 5 mins | 2025-12-24 08:35:41.575Z | 242.839° WSW | 2025-12-24 08:37:41.575Z | 197.762° SSW | 29.12° | 2025-12-24 08:40:41.575Z | 133.571° 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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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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