GAOFEN DUOMO (GFDM), 45856
Orbit data source: Space-Track
GAOFEN DUOMO (GFDM), 45856 is a payload satellite owned by PLA SSF (CN) in SSO that was launched on Fri, 03 Jul 2020 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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45856 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
~2,400 kg wet, ~2,000 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, Unknown HBR
Radar Cross Section
9.231 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 22 hours ago
TLE from 22 hours ago
0 GAOFEN DUOMO (GFDM)
1 45856U 20042A 26172.54352280 .00001189 00000-0 17592-3 0 9999
2 45856 97.7739 232.2718 0012356 62.5560 297.6905 14.76887401321659Epoch: 2026-06-21T13:02Z
TLE epoch observation values (Epoch: 2026-06-21T13:02:40.369Z)
Latitude
-0.00011°
Longitude
126.86133°
Altitude
638.166 km
Speed
7.541 km/s
True Right ascension
15h 29m 05s
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
21:39:26
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
644.873 km
Perigee altitude
627.539 km
Semi-major axis
7,014.343 km
Eccentricity
0.00124
Inclination
97.7739°
RAAN
232.2718°
Arg. of periapsis
62.556°
True anomaly
297.56504°
Mean anomaly
297.6905°
Eccentric anomaly
297.62778°
Mean motion
3.69456 °/min
Orbital period
97.44 mins
BSTAR
0.00017592
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Other satellites on launch #42 in the year 2020 (2020-07-03 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.GAOFEN DUOMO (GFDM) 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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2026-06-22 17:16:24.140Z | 350.375° N | 2026-06-22 17:18:24.140Z | 300.04° NW | 37.44° | 2026-06-22 17:22:24.140Z | 213.29° SW |
| 6 mins | 2026-06-23 04:12:24.140Z | 180.272° SSW | 2026-06-23 04:15:24.140Z | 300.582° NW | 41.455° | 2026-06-23 04:18:24.140Z | 340.571° N |
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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Click to sort rows by Secondary header in ascending order | Click to sort rows by Secondary name header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Owner header in ascending order | Click to sort rows by Obj. Type header in ascending order | Click to sort rows by Miss dist. header in ascending order | Click to sort rows by Rel. speed header in ascending order | Click to sort rows by Apr. angle header in ascending order | Click to sort rows by TCA header in descending order |
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