QIANFAN-20, 61553
Orbit data source: Space-Track
QIANFAN-20, 61553 is a Chinese payload satellite in LEO that was launched on Tue, 15 Oct 2024 UTC via a CHANG ZHENG 6A 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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61553 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
CN / PRCRelated business
Manufacturer
GESIH/SECM
Mission
Partially 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, 5.0 m
Radar Cross Section
13.200 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 9 hours ago
TLE from 9 hours ago
0 QIANFAN-20
1 61553U 24185B 25335.53682736 .00000550 00000-0 31063-3 0 9994
2 61553 88.9820 79.5351 0006706 40.3185 319.8495 14.08823591 67910Epoch: 2025-12-01T12:53Z
TLE epoch observation values (Epoch: 2025-12-01T12:53:01.883Z)
Latitude
-0.00004°
Longitude
175.64234°
Altitude
862.726 km
Speed
7.423 km/s
True Right ascension
05h 18m 08s
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
19:07:12
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
865.222 km
Perigee altitude
855.513 km
Semi-major axis
7,238.505 km
Eccentricity
0.00067
Inclination
88.982°
RAAN
79.5351°
Arg. of periapsis
40.3185°
True anomaly
319.79992°
Mean anomaly
319.8495°
Eccentric anomaly
319.82471°
Mean motion
3.52428 °/min
Orbital period
102.15 mins
BSTAR
0.00031063
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Other satellites on launch #185 in the year 2024 (2024-10-15 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-20 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 | 2025-12-02 06:05:44.556Z | 97.872° ESE | 2025-12-02 06:07:44.556Z | 75.023° E | 14.189° | 2025-12-02 06:10:44.556Z | 42.022° NE |
| 9 mins | 2025-12-02 07:45:44.556Z | 190.989° SSW | 2025-12-02 07:49:44.556Z | 297.773° NW | 42.587° | 2025-12-02 07:54:44.556Z | 353.881° N |
| 8 mins | 2025-12-02 18:27:44.556Z | 31.998° NE | 2025-12-02 18:31:44.556Z | 90.646° ESE | 25.575° | 2025-12-02 18:35:44.556Z | 139.542° SSE |
| 8 mins | 2025-12-02 20:09:44.556Z | 335.426° NNW | 2025-12-02 20:13:44.556Z | 273.869° WNW | 29.543° | 2025-12-02 20:17:44.556Z | 219.978° SW |
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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