QIANFAN-20, 61553
Orbit data source: Space-Track
QIANFAN-20, 61553 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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61553 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: 6 hours ago
TLE from 6 hours ago
0 QIANFAN-20
1 61553U 24185B 26124.15583481 .00000404 00000-0 22557-3 0 9992
2 61553 88.9836 62.0650 0003235 242.5418 117.5438 14.08991134 89547Epoch: 2026-05-04T03:44Z
TLE epoch observation values (Epoch: 2026-05-04T03:44:24.127Z)
Latitude
0.00006°
Longitude
143.91539°
Altitude
866.947 km
Speed
7.418 km/s
True Right ascension
04h 08m 15s
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
17:42:09
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
862.135 km
Perigee altitude
857.452 km
Semi-major axis
7,237.93 km
Eccentricity
0.00032
Inclination
88.9836°
RAAN
62.065°
Arg. of periapsis
242.5418°
True anomaly
117.57666°
Mean anomaly
117.5438°
Eccentric anomaly
117.56023°
Mean motion
3.5247 °/min
Orbital period
102.14 mins
BSTAR
0.00022557
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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-20 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. |
|---|---|---|---|---|---|---|---|
| 8 mins | 2026-05-04 19:12:25.640Z | 127.659° SE | 2026-05-04 19:16:25.640Z | 79.435° E | 22.325° | 2026-05-04 19:20:25.640Z | 29.353° NE |
| 9 mins | 2026-05-04 20:54:25.640Z | 210.455° SW | 2026-05-04 20:58:25.640Z | 274.734° WNW | 33.621° | 2026-05-04 21:03:25.640Z | 343.526° N |
| 9 mins | 2026-05-05 07:36:25.640Z | 19.109° NNE | 2026-05-05 07:40:25.640Z | 87.712° E | 36.238° | 2026-05-05 07:45:25.640Z | 159.078° S |
| 6 mins | 2026-05-05 09:19:25.640Z | 319.377° NNW | 2026-05-05 09:22:25.640Z | 279.574° WNW | 20.084° | 2026-05-05 09:25:25.640Z | 242.533° 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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