QIANFAN-73, 63159
Orbit data source: Space-Track
QIANFAN-73, 63159 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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63159 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, 1.7 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-73
1 63159U 25046A 26171.42945749 .00000122 00000-0 16970-3 0 9993
2 63159 88.9713 300.3461 0012921 297.4195 62.5641 13.51019298 73026Epoch: 2026-06-20T10:18Z
TLE epoch observation values (Epoch: 2026-06-20T10:18:25.127Z)
Latitude
-0.00004°
Longitude
-122.9028°
Altitude
1,067.039 km
Speed
7.321 km/s
True Right ascension
20h 01m 23s
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
07:19:51
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,075.18 km
Perigee altitude
1,055.944 km
Semi-major axis
7,443.699 km
Eccentricity
0.00129
Inclination
88.9713°
RAAN
300.3461°
Arg. of periapsis
297.4195°
True anomaly
62.69561°
Mean anomaly
62.5641°
Eccentric anomaly
62.62984°
Mean motion
3.37956 °/min
Orbital period
106.52 mins
BSTAR
0.0001697
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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-73 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. |
|---|---|---|---|---|---|---|---|
| 11 mins | 2026-06-20 21:34:05.558Z | 346.656° N | 2026-06-20 21:40:05.558Z | 266.368° W | 35.968° | 2026-06-20 21:45:05.558Z | 209.563° SW |
| 8 mins | 2026-06-21 07:47:05.558Z | 115.392° SE | 2026-06-21 07:51:05.558Z | 69.267° E | 21.975° | 2026-06-21 07:55:05.558Z | 29.03° NE |
| 11 mins | 2026-06-21 09:32:05.558Z | 202.375° SSW | 2026-06-21 09:37:05.558Z | 286.849° WNW | 38.671° | 2026-06-21 09:43:05.558Z | 349.799° 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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