SZ-20, 63632
Orbit data source: Space-Track
SZ-20, 63632 is a payload satellite owned by ZZHGB (CN) in LEO that was launched on Thu, 24 Apr 2025 UTC via a CHANG ZHENG 2F launch vehicle from the Jiuquan Satellite Launch Center, China (JSC). 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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63632 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
CN / PRCRelated business
Manufacturer
CALT
Mission
Operational Civil Spaceship
Bus & Motor
SHENZHOU, Unknown motor
Mass
~8,100 kg wet, 3,258 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Cyl + 2 Pan, 8.5 m
Radar Cross Section
39.234 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & historyLast TLE update: 1 day ago
TLE from 1 day ago
0 SZ-20
1 63632U 25082A 25302.20706547 .00041109 00000-0 47775-3 0 9998
2 63632 41.4665 287.2021 0010603 303.7055 56.2773 15.60898372255307Epoch: 2025-10-29T04:58Z
TLE epoch observation values (Epoch: 2025-10-29T04:58:10.456Z)
Latitude
-0°
Longitude
174.87501°
Altitude
380.685 km
Speed
7.686 km/s
True Right ascension
19h 08m 48s
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
04:09:49
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
394.468 km
Perigee altitude
380.121 km
Semi-major axis
6,765.431 km
Eccentricity
0.00106
Inclination
41.4665°
RAAN
287.2021°
Arg. of periapsis
303.7055°
True anomaly
56.37843°
Mean anomaly
56.2773°
Eccentric anomaly
56.32786°
Mean motion
3.90032 °/min
Orbital period
92.3 mins
BSTAR
0.00047775
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Other satellites on launch #82 in the year 2025 (2025-04-24 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.SZ-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. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2025-10-31 01:42:37.590Z | 194.816° SSW | 2025-10-31 01:44:37.590Z | 145.62° SSE | 20.458° | 2025-10-31 01:46:37.590Z | 101.41° ESE |
| 4 mins | 2025-10-31 03:19:37.590Z | 253.007° W | 2025-10-31 03:20:37.590Z | 247.284° WSW | 41.722° | 2025-10-31 03:23:37.590Z | 77.705° E |
| 4 mins | 2025-10-31 04:56:37.590Z | 289.338° WNW | 2025-10-31 04:57:37.590Z | 320.227° NNW | 40.03° | 2025-10-31 05:00:37.590Z | 84.367° E |
| 4 mins | 2025-10-31 06:33:37.590Z | 266.319° W | 2025-10-31 06:34:37.590Z | 224.758° SW | 39.651° | 2025-10-31 06:37:37.590Z | 120.877° SE |
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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