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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Edit Public Description
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: 18 hours ago
TLE from 18 hours ago
0 QIANFAN-20
1 61553U 24185B 25257.54705311 .00000366 00000-0 20455-3 0 9991
2 61553 88.9753 88.4048 0003724 268.9680 91.1077 14.08702093 56931Epoch: 2025-09-14T13:07Z
TLE epoch observation values (Epoch: 2025-09-14T13:07:45.388Z)
Latitude
-0.00004°
Longitude
-102.29881°
Altitude
866.906 km
Speed
7.419 km/s
True Right ascension
05h 53m 37s
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
23:55:39
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
863.48 km
Perigee altitude
858.088 km
Semi-major axis
7,238.921 km
Eccentricity
0.00037
Inclination
88.9753°
RAAN
88.4048°
Arg. of periapsis
268.968°
True anomaly
91.15037°
Mean anomaly
91.1077°
Eccentric anomaly
91.12903°
Mean motion
3.52397 °/min
Orbital period
102.16 mins
BSTAR
0.00020455
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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. |
|---|---|---|---|---|---|---|---|
| 10 mins | 2025-09-15 13:06:05.209Z | 172.188° S | 2025-09-15 13:11:05.209Z | 87.558° E | 44.464° | 2025-09-15 13:16:05.209Z | 2.195° NNE |
| 6 mins | 2025-09-15 23:50:05.209Z | 43.891° NE | 2025-09-15 23:53:05.209Z | 81.389° E | 18.284° | 2025-09-15 23:56:05.209Z | 117.518° SE |
| 9 mins | 2025-09-16 01:31:05.209Z | 347.437° N | 2025-09-16 01:35:05.209Z | 290.206° WNW | 38.077° | 2025-09-16 01:40:05.209Z | 203.52° SW |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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