QIANFAN-85, 63171
Orbit data source: Space-Track
QIANFAN-85, 63171 is a Chinese payload satellite in LEO that was launched on Tue, 11 Mar 2025 UTC via a CHANG ZHENG 8 launch vehicle from the Wenchang Satellite Launch Center (WSC). 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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63171 intel report (Beta)
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Identifier
Orbit
Country
CN / PRCRelated business
Manufacturer
GESIH
Mission
Operational Commercial Communications
Bus & Motor
QIANFAN, Unknown motor
Mass
267 kg wet, ~267 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 1 Pan, 14.5 m
Radar Cross Section
13.200 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 10 hours ago
TLE from 10 hours ago
0 QIANFAN-85
1 63171U 25046N 26171.44593441 .00000115 00000-0 15938-3 0 9992
2 63171 88.9713 300.2432 0011186 301.9283 58.0780 13.51009794 73088Epoch: 2026-06-20T10:42Z
TLE epoch observation values (Epoch: 2026-06-20T10:42:08.733Z)
Latitude
0.00003°
Longitude
-128.95363°
Altitude
1,067.1 km
Speed
7.321 km/s
True Right ascension
20h 00m 58s
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
07:22:04
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,073.923 km
Perigee altitude
1,057.27 km
Semi-major axis
7,443.734 km
Eccentricity
0.00112
Inclination
88.9713°
RAAN
300.2432°
Arg. of periapsis
301.9283°
True anomaly
58.18688°
Mean anomaly
58.078°
Eccentric anomaly
58.13243°
Mean motion
3.37953 °/min
Orbital period
106.52 mins
BSTAR
0.00015938
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Other satellites on launch #46 in the year 2025 (2025-03-11 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.QIANFAN-85 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. |
|---|---|---|---|---|---|---|---|
| 10 mins | 2026-06-20 21:58:18.309Z | 336.255° NNW | 2026-06-20 22:03:18.309Z | 279.094° WNW | 27.221° | 2026-06-20 22:08:18.309Z | 225.608° WSW |
| 10 mins | 2026-06-21 08:09:18.309Z | 137.961° SSE | 2026-06-21 08:14:18.309Z | 74.805° E | 30.651° | 2026-06-21 08:19:18.309Z | 18.946° NNE |
| 10 mins | 2026-06-21 09:56:18.309Z | 221.93° SW | 2026-06-21 10:00:18.309Z | 272.82° WNW | 29.89° | 2026-06-21 10:06:18.309Z | 340.705° N |
| 6 mins | 2026-06-21 19:20:18.309Z | 50.493° ENE | 2026-06-21 19:22:18.309Z | 70.846° E | 16.514° | 2026-06-21 19:26:18.309Z | 110.666° ESE |
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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