QIANFAN-24, 61557
Orbit data source: Space-Track
QIANFAN-24, 61557 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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61557 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: 8 hours ago
TLE from 8 hours ago
0 QIANFAN-24
1 61557U 24185F 26034.10962763 .00000676 00000-0 28875-3 0 9995
2 61557 88.9741 71.0414 0011526 121.1903 239.0421 14.23889220 77477Epoch: 2026-02-03T02:37Z
TLE epoch observation values (Epoch: 2026-02-03T02:37:51.827Z)
Latitude
0.00002°
Longitude
-101.71982°
Altitude
819.559 km
Speed
7.441 km/s
True Right ascension
04h 44m 09s
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
12:05:42
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
817.46 km
Perigee altitude
800.891 km
Semi-major axis
7,187.312 km
Eccentricity
0.00115
Inclination
88.9741°
RAAN
71.0414°
Arg. of periapsis
121.1903°
True anomaly
238.92892°
Mean anomaly
239.0421°
Eccentric anomaly
238.9855°
Mean motion
3.562 °/min
Orbital period
101.07 mins
BSTAR
0.00028875
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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-24 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 | 2026-02-03 13:21:45.520Z | 51.133° ENE | 2026-02-03 13:23:45.520Z | 75.747° E | 15.102° | 2026-02-03 13:26:45.520Z | 111.742° ESE |
| 8 mins | 2026-02-03 15:01:45.520Z | 348.622° N | 2026-02-03 15:05:45.520Z | 259.72° W | 40.314° | 2026-02-03 15:09:45.520Z | 199.079° SSW |
| 9 mins | 2026-02-04 02:21:45.520Z | 156.308° SSE | 2026-02-04 02:25:45.520Z | 89.825° E | 38.571° | 2026-02-04 02:30:45.520Z | 9.894° NNE |
| 5 mins | 2026-02-04 04:05:45.520Z | 259.677° W | 2026-02-04 04:07:45.520Z | 286.891° WNW | 16.702° | 2026-02-04 04:10:45.520Z | 321.671° NNW |
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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