QIANFAN-26, 61559
Orbit data source: Space-Track
QIANFAN-26, 61559 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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61559 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
CN / PRCRelated business
Manufacturer
GESIH/SECM
Mission
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: 18 hours ago
TLE from 18 hours ago
0 QIANFAN-26
1 61559U 24185H 26034.54494112 .00000188 00000-0 17473-3 0 9993
2 61559 88.9758 74.0498 0005197 189.8694 170.2371 13.77846490 75947Epoch: 2026-02-03T13:04Z
TLE epoch observation values (Epoch: 2026-02-03T13:04:42.912Z)
Latitude
-0.00005°
Longitude
104.14666°
Altitude
978.292 km
Speed
7.361 km/s
True Right ascension
04h 56m 11s
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
09:21:06
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
972.365 km
Perigee altitude
964.729 km
Semi-major axis
7,346.684 km
Eccentricity
0.00052
Inclination
88.9758°
RAAN
74.0498°
Arg. of periapsis
189.8694°
True anomaly
170.24719°
Mean anomaly
170.2371°
Eccentric anomaly
170.24215°
Mean motion
3.44672 °/min
Orbital period
104.45 mins
BSTAR
0.00017473
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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-26 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. |
|---|---|---|---|---|---|---|---|
| 11 mins | 2026-02-04 14:03:40.495Z | 16.374° NNE | 2026-02-04 14:09:40.495Z | 92.055° ESE | 32.212° | 2026-02-04 14:14:40.495Z | 151.287° SSE |
| 9 mins | 2026-02-04 15:49:40.495Z | 331.612° NNW | 2026-02-04 15:53:40.495Z | 280.577° WNW | 26.044° | 2026-02-04 15:58:40.495Z | 224.556° SW |
| 8 mins | 2026-02-05 01:49:40.495Z | 118.561° SE | 2026-02-05 01:52:40.495Z | 79.74° E | 24.068° | 2026-02-05 01:57:40.495Z | 23.967° NE |
| 10 mins | 2026-02-05 03:32:40.495Z | 209.912° SW | 2026-02-05 03:36:40.495Z | 266.233° W | 34.562° | 2026-02-05 03:42:40.495Z | 345.323° 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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