FENGYUN 3F, 57490
Orbit data source: Space-Track
FENGYUN 3F, 57490 is a payload satellite owned by CNMSC (CN) in SSO that was launched on Thu, 03 Aug 2023 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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57490 intel report (Beta)
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Identifier
Orbit
Country
CN / PRCRelated business
Manufacturer
SISE
Mission
Operational Civil Weather
Bus & Motor
FY-3, Unknown motor
Mass
2,450 kg wet, 2,250 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 5.0 m
Radar Cross Section
15.104 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 5 hours ago
TLE from 5 hours ago
0 FENGYUN 3F
1 57490U 23111A 26220.18884991 -.00000012 00000-0 14986-4 0 9999
2 57490 98.6806 289.2204 0000823 83.8385 276.2885 14.19946754156245Epoch: 2026-08-08T04:31Z
TLE epoch observation values (Epoch: 2026-08-08T04:31:56.632Z)
Latitude
-0.00004°
Longitude
-95.46933°
Altitude
828.383 km
Speed
7.439 km/s
True Right ascension
19h 16m 52s
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
23:54:58
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
823.283 km
Perigee altitude
822.098 km
Semi-major axis
7,200.827 km
Eccentricity
0.00008
Inclination
98.6806°
RAAN
289.2204°
Arg. of periapsis
83.8385°
True anomaly
276.27913°
Mean anomaly
276.2885°
Eccentric anomaly
276.28381°
Mean motion
3.55197 °/min
Orbital period
101.35 mins
BSTAR
0.000014986
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Other satellites on launch #111 in the year 2023 (2023-08-03 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.FENGYUN 3F 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 | 2026-08-08 16:57:46.275Z | 33.018° NE | 2026-08-08 17:01:46.275Z | 94.007° ESE | 32.922° | 2026-08-08 17:06:46.275Z | 167.202° S |
| 7 mins | 2026-08-08 18:38:46.275Z | 339.121° N | 2026-08-08 18:41:46.275Z | 296.406° NW | 23.37° | 2026-08-08 18:45:46.275Z | 243.355° WSW |
| 8 mins | 2026-08-09 04:20:46.275Z | 147.86° SSE | 2026-08-09 04:23:46.275Z | 95.417° ESE | 41.393° | 2026-08-09 04:28:46.275Z | 354.329° N |
| 5 mins | 2026-08-09 06:02:46.275Z | 244.391° WSW | 2026-08-09 06:04:46.275Z | 269.15° W | 14.953° | 2026-08-09 06:07:46.275Z | 303.887° NW |
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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