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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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: 7 hours ago
TLE from 7 hours ago
0 QIANFAN-26
1 61559U 24185H 26139.48070435 .00000202 00000-0 18914-3 0 9998
2 61559 88.9836 62.7095 0003406 251.7952 108.2844 13.77899998 90391Epoch: 2026-05-19T11:32Z
TLE epoch observation values (Epoch: 2026-05-19T11:32:12.855Z)
Latitude
-0.00002°
Longitude
12.50194°
Altitude
975.123 km
Speed
7.364 km/s
True Right ascension
04h 10m 50s
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
02:56:23
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
970.859 km
Perigee altitude
965.854 km
Semi-major axis
7,346.494 km
Eccentricity
0.00034
Inclination
88.9836°
RAAN
62.7095°
Arg. of periapsis
251.7952°
True anomaly
108.32145°
Mean anomaly
108.2844°
Eccentric anomaly
108.30293°
Mean motion
3.44685 °/min
Orbital period
104.44 mins
BSTAR
0.00018914
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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. |
|---|---|---|---|---|---|---|---|
| 10 mins | 2026-05-19 18:37:10.168Z | 146.602° SSE | 2026-05-19 18:42:10.168Z | 84.05° E | 33.143° | 2026-05-19 18:47:10.168Z | 17.14° NNE |
| 8 mins | 2026-05-19 20:23:10.168Z | 230.62° WSW | 2026-05-19 20:27:10.168Z | 283.899° WNW | 25.28° | 2026-05-19 20:31:10.168Z | 331.045° NNW |
| 4 mins | 2026-05-20 05:36:10.168Z | 56.452° ENE | 2026-05-20 05:38:10.168Z | 77.51° E | 13.815° | 2026-05-20 05:40:10.168Z | 98.152° ESE |
| 11 mins | 2026-05-20 07:18:10.168Z | 357.544° N | 2026-05-20 07:23:10.168Z | 270.285° WNW | 44.494° | 2026-05-20 07:29:10.168Z | 187.675° SSW |
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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