GAOFEN 3, 41727
Orbit data source: Space-Track
GAOFEN 3, 41727 is a payload satellite owned by GWHYZ (CN) in SSO that was launched on Tue, 09 Aug 2016 UTC via a CHANG ZHENG 4C 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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41727 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
CN / PRCRelated business
Manufacturer
CAST
Mission
Operational Civil Radar Imaging
Bus & Motor
CS-L3000B, Unknown motor
Mass
~2,779 kg wet, ~2,500 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 3 Pan, 4.0 m
Radar Cross Section
10.846 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 12 hours ago
TLE from 12 hours ago
0 GAOFEN 3
1 41727U 16049A 25298.51741836 .00000128 00000-0 52176-4 0 9998
2 41727 98.4056 304.8321 0001461 107.2485 252.8864 14.42216705484828Epoch: 2025-10-25T12:25Z
TLE epoch observation values (Epoch: 2025-10-25T12:25:04.946Z)
Latitude
-0.00008°
Longitude
84.41467°
Altitude
754.445 km
Speed
7.477 km/s
True Right ascension
20h 19m 19s
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
19:14:30
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
749.34 km
Perigee altitude
747.257 km
Semi-major axis
7,126.435 km
Eccentricity
0.00015
Inclination
98.4056°
RAAN
304.8321°
Arg. of periapsis
107.2485°
True anomaly
252.8704°
Mean anomaly
252.8864°
Eccentric anomaly
252.8784°
Mean motion
3.60774 °/min
Orbital period
99.79 mins
BSTAR
0.000052176
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Other satellites on launch #49 in the year 2016 (2016-08-09 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.GAOFEN 3 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. |
|---|---|---|---|---|---|---|---|
| 9 mins | 2025-10-26 00:11:30.406Z | 150.125° SSE | 2025-10-26 00:15:30.406Z | 93.455° ESE | 40.076° | 2025-10-26 00:20:30.406Z | 355.386° N |
| 4 mins | 2025-10-26 01:53:30.406Z | 249.576° W | 2025-10-26 01:54:30.406Z | 262.766° W | 14.264° | 2025-10-26 01:57:30.406Z | 300.815° NW |
| 5 mins | 2025-10-26 12:20:30.406Z | 58.039° ENE | 2025-10-26 12:22:30.406Z | 85.61° E | 18.102° | 2025-10-26 12:25:30.406Z | 128.939° SE |
| 8 mins | 2025-10-26 13:58:30.406Z | 353.975° N | 2025-10-26 14:01:30.406Z | 302.407° NW | 35.088° | 2025-10-26 14:06:30.406Z | 217.455° SW |
| 6 mins | 2025-10-26 23:32:30.406Z | 109.19° ESE | 2025-10-26 23:35:30.406Z | 61.999° ENE | 22.493° | 2025-10-26 23:38:30.406Z | 19.104° NNE |
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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