GAOFEN 11, 43585
Orbit data source: Space-Track
GAOFEN 11, 43585 is a payload satellite owned by PLA SSF (CN) in SSO that was launched on Tue, 31 Jul 2018 UTC via a CHANG ZHENG 4B 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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43585 intel report (Beta)
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Identifier
Orbit
Country
CN / PRCRelated business
Manufacturer
CAST
Mission
Operational Defense Imaging
Bus & Motor
YW-5?, Unknown motor
Mass
~3,000 kg wet, ~3,000 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 4.0 m
Radar Cross Section
9.231 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 18 hours ago
TLE from 18 hours ago
0 GAOFEN 11
1 43585U 18063A 26259.26943529 .00012278 00000-0 16672-3 0 9992
2 43585 97.1191 326.0005 0003546 21.4248 338.7156 15.57758221454515Epoch: 2026-09-16T06:27Z
TLE epoch observation values (Epoch: 2026-09-16T06:27:59.209Z)
Latitude
-0.00001°
Longitude
-126.21965°
Altitude
395.058 km
Speed
7.675 km/s
True Right ascension
21h 44m 00s
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
17:29:21
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
393.45 km
Perigee altitude
388.65 km
Semi-major axis
6,769.187 km
Eccentricity
0.00035
Inclination
97.1191°
RAAN
326.0005°
Arg. of periapsis
21.4248°
True anomaly
338.70084°
Mean anomaly
338.7156°
Eccentric anomaly
338.70822°
Mean motion
3.89707 °/min
Orbital period
92.38 mins
BSTAR
0.00016672
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Other satellites on launch #63 in the year 2018 (2018-07-31 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 11 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 | 2026-09-17 04:10:55.742Z | 138.63° SSE | 2026-09-17 04:13:55.742Z | 59.458° ENE | 31.733° | 2026-09-17 04:15:55.742Z | 12.245° NNE |
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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