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: 8 hours ago
TLE from 8 hours ago
0 QIANFAN-24
1 61557U 24185F 26126.58711558 .00000715 00000-0 30531-3 0 9999
2 61557 88.9818 60.2325 0008717 171.0025 189.1325 14.24021551 90637Epoch: 2026-05-06T14:05Z
TLE epoch observation values (Epoch: 2026-05-06T14:05:26.786Z)
Latitude
-0.00002°
Longitude
-15.57458°
Altitude
821.032 km
Speed
7.439 km/s
True Right ascension
04h 00m 55s
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
05:42:48
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
814.995 km
Perigee altitude
802.465 km
Semi-major axis
7,186.867 km
Eccentricity
0.00087
Inclination
88.9818°
RAAN
60.2325°
Arg. of periapsis
171.0025°
True anomaly
189.11666°
Mean anomaly
189.1325°
Eccentric anomaly
189.12458°
Mean motion
3.56233 °/min
Orbital period
101.06 mins
BSTAR
0.00030531
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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. |
|---|---|---|---|---|---|---|---|
| 9 mins | 2026-05-07 07:32:14.404Z | 11.317° NNE | 2026-05-07 07:36:14.404Z | 67.422° ENE | 39.796° | 2026-05-07 07:41:14.404Z | 166.047° S |
| 5 mins | 2026-05-07 09:15:14.404Z | 309.887° NW | 2026-05-07 09:17:14.404Z | 284.63° WNW | 15.524° | 2026-05-07 09:20:14.404Z | 249.406° W |
| 7 mins | 2026-05-07 18:54:14.404Z | 119.03° SE | 2026-05-07 18:57:14.404Z | 77.879° E | 21.289° | 2026-05-07 19:01:14.404Z | 28.354° NE |
| 8 mins | 2026-05-07 20:34:14.404Z | 210.552° SW | 2026-05-07 20:38:14.404Z | 279.616° WNW | 33.169° | 2026-05-07 20:42:14.404Z | 340.076° 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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