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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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-24
1 61557U 24185F 26185.89224824 .00000723 00000-0 30809-3 0 9990
2 61557 88.9798 53.3360 0009612 7.0425 353.0900 14.24089853 99070Epoch: 2026-07-04T21:24Z
TLE epoch observation values (Epoch: 2026-07-04T21:24:50.247Z)
Latitude
-0.00011°
Longitude
169.22722°
Altitude
807.751 km
Speed
7.453 km/s
True Right ascension
03h 33m 20s
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
18:43:18
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
815.408 km
Perigee altitude
801.592 km
Semi-major axis
7,186.637 km
Eccentricity
0.00096
Inclination
88.9798°
RAAN
53.336°
Arg. of periapsis
7.0425°
True anomaly
353.07673°
Mean anomaly
353.09°
Eccentric anomaly
353.08337°
Mean motion
3.5625 °/min
Orbital period
101.05 mins
BSTAR
0.00030809
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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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2026-07-05 14:25:38.252Z | 110.984° ESE | 2026-07-05 14:28:38.252Z | 72.133° E | 17.558° | 2026-07-05 14:31:38.252Z | 36.202° NE |
| 8 mins | 2026-07-05 16:05:38.252Z | 204.924° SW | 2026-07-05 16:08:38.252Z | 257.958° W | 37.209° | 2026-07-05 16:13:38.252Z | 346.452° N |
| 8 mins | 2026-07-06 02:40:38.252Z | 30.012° NE | 2026-07-06 02:43:38.252Z | 73.145° E | 27.196° | 2026-07-06 02:48:38.252Z | 144.591° SSE |
| 8 mins | 2026-07-06 04:21:38.252Z | 331.593° NNW | 2026-07-06 04:24:38.252Z | 290.125° WNW | 25.982° | 2026-07-06 04:29:38.252Z | 221.71° 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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