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: 11 hours ago
TLE from 11 hours ago
0 QIANFAN-24
1 61557U 24185F 26306.53283975 .00000388 00000-0 16232-3 0 9999
2 61557 88.9890 39.3053 0007958 328.7926 31.2793 14.24198707116249Epoch: 2026-11-02T12:47Z
TLE epoch observation values (Epoch: 2026-11-02T12:47:17.354Z)
Latitude
-0.00001°
Longitude
165.67449°
Altitude
809.358 km
Speed
7.451 km/s
True Right ascension
02h 37m 13s
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
19:49:33
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
813.852 km
Perigee altitude
802.414 km
Semi-major axis
7,186.27 km
Eccentricity
0.0008
Inclination
88.989°
RAAN
39.3053°
Arg. of periapsis
328.7926°
True anomaly
31.32669°
Mean anomaly
31.2793°
Eccentric anomaly
31.30299°
Mean motion
3.56277 °/min
Orbital period
101.04 mins
BSTAR
0.00016232
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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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2026-11-03 05:46:56.832Z | 126.97° SE | 2026-11-03 05:50:56.832Z | 71.545° E | 24.805° | 2026-11-03 05:53:56.832Z | 31.855° NE |
| 8 mins | 2026-11-03 07:27:56.832Z | 216.441° SW | 2026-11-03 07:30:56.832Z | 262.833° W | 36.538° | 2026-11-03 07:35:56.832Z | 340.185° N |
| 8 mins | 2026-11-03 18:02:56.832Z | 22.738° NE | 2026-11-03 18:06:56.832Z | 97.132° ESE | 41.882° | 2026-11-03 18:10:56.832Z | 153.781° SSE |
| 6 mins | 2026-11-03 19:44:56.832Z | 316.8° NNW | 2026-11-03 19:46:56.832Z | 288.958° WNW | 22.219° | 2026-11-03 19:50:56.832Z | 236.678° WSW |
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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