SHIYAN 27B, 63600
Orbit data source: Space-Track
SHIYAN 27B, 63600 is a payload satellite owned by CAST (CN) in SSO that was launched on Fri, 18 Apr 2025 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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63600 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
CN / PRCRelated business
Manufacturer
CAST
Mission
Operational Defense Radar Imaging
Bus & Motor
SW27, Unknown motor
Mass
300 kg wet, ~300 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 1 Pan, 2.2 m
Radar Cross Section
13.200 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 9 hours ago
TLE from 9 hours ago
0 SHIYAN 27B
1 63600U 25078B 25342.57709631 .00000034 00000-0 10976-3 0 9994
2 63600 99.6937 347.6162 0000739 95.7489 264.3734 13.57228425 31675Epoch: 2025-12-08T13:51Z
TLE epoch observation values (Epoch: 2025-12-08T13:51:01.121Z)
Latitude
0.00003°
Longitude
62.28739°
Altitude
1,048.631 km
Speed
7.328 km/s
True Right ascension
23h 10m 27s
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
20:38:48
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,043.622 km
Perigee altitude
1,042.525 km
Semi-major axis
7,421.21 km
Eccentricity
0.00007
Inclination
99.6937°
RAAN
347.6162°
Arg. of periapsis
95.7489°
True anomaly
264.36497°
Mean anomaly
264.3734°
Eccentric anomaly
264.36919°
Mean motion
3.39493 °/min
Orbital period
106.04 mins
BSTAR
0.00010976
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Other satellites on launch #78 in the year 2025 (2025-04-18 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.SHIYAN 27B 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 | 2025-12-08 22:51:34.344Z | 100.744° ESE | 2025-12-08 22:55:34.344Z | 61.443° ENE | 18.272° | 2025-12-08 22:59:34.344Z | 19.951° NNE |
| 11 mins | 2025-12-09 00:34:34.344Z | 172.334° S | 2025-12-09 00:39:34.344Z | 244.36° WSW | 43.893° | 2025-12-09 00:45:34.344Z | 341.067° N |
| 10 mins | 2025-12-09 13:27:34.344Z | 15.683° NNE | 2025-12-09 13:32:34.344Z | 187.031° SSW | 44.399° | 2025-12-09 13:37:34.344Z | 195.613° SSW |
| 5 mins | 2025-12-09 15:13:34.344Z | 326.699° NNW | 2025-12-09 15:15:34.344Z | 306.064° NW | 15.506° | 2025-12-09 15:18:34.344Z | 275.4° WNW |
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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