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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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: 4 hours ago
TLE from 4 hours ago
0 GAOFEN 3
1 41727U 16049A 26262.50712560 .00000019 00000-0 19015-4 0 9995
2 41727 98.4058 268.8855 0000893 86.8723 273.2569 14.42225832532246Epoch: 2026-09-19T12:10Z
TLE epoch observation values (Epoch: 2026-09-19T12:10:15.651Z)
Latitude
-0.00003°
Longitude
87.90562°
Altitude
754.072 km
Speed
7.478 km/s
True Right ascension
17h 55m 32s
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
09:21:38
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
748.905 km
Perigee altitude
747.632 km
Semi-major axis
7,126.405 km
Eccentricity
0.00009
Inclination
98.4058°
RAAN
268.8855°
Arg. of periapsis
86.8723°
True anomaly
273.24668°
Mean anomaly
273.2569°
Eccentric anomaly
273.25179°
Mean motion
3.60776 °/min
Orbital period
99.78 mins
BSTAR
0.000019015
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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 | 2026-09-19 23:56:44.978Z | 140.248° SSE | 2026-09-20 00:01:44.978Z | 54.199° ENE | 41.853° | 2026-09-20 00:05:44.978Z | 1.466° NNE |
| 6 mins | 2026-09-20 01:37:44.978Z | 231.514° WSW | 2026-09-20 01:39:44.978Z | 260.344° W | 20.39° | 2026-09-20 01:43:44.978Z | 313.89° NW |
| 4 mins | 2026-09-20 12:06:44.978Z | 72.114° E | 2026-09-20 12:07:44.978Z | 84.921° E | 13.999° | 2026-09-20 12:10:44.978Z | 122.134° SE |
| 8 mins | 2026-09-20 13:43:44.978Z | 2.601° NNE | 2026-09-20 13:47:44.978Z | 258.823° W | 59.299° | 2026-09-20 13:51:44.978Z | 207.851° 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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