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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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: 3 hours ago
TLE from 3 hours ago
0 SHIYAN 27B
1 63600U 25078B 26223.86486916 -.00000001 00000-0 60575-4 0 9999
2 63600 99.6935 230.2424 0001113 97.9063 262.2202 13.57252370 65085Epoch: 2026-08-11T20:45Z
TLE epoch observation values (Epoch: 2026-08-11T20:45:24.695Z)
Latitude
0.00001°
Longitude
-41.43753°
Altitude
1,048.602 km
Speed
7.328 km/s
True Right ascension
15h 20m 58s
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
14:33:39
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,043.812 km
Perigee altitude
1,042.16 km
Semi-major axis
7,421.123 km
Eccentricity
0.00011
Inclination
99.6935°
RAAN
230.2424°
Arg. of periapsis
97.9063°
True anomaly
262.20756°
Mean anomaly
262.2202°
Eccentric anomaly
262.21388°
Mean motion
3.39499 °/min
Orbital period
106.04 mins
BSTAR
0.000060575
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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. |
|---|---|---|---|---|---|---|---|
| 12 mins | 2026-08-12 00:23:15.506Z | 164.765° S | 2026-08-12 00:29:15.506Z | 183.423° SSW | 44.623° | 2026-08-12 00:35:15.506Z | 344.371° N |
| 11 mins | 2026-08-12 13:17:15.506Z | 20.251° NNE | 2026-08-12 13:22:15.506Z | 128.022° SE | 43.92° | 2026-08-12 13:28:15.506Z | 189.727° SSW |
| 6 mins | 2026-08-12 15:03:15.506Z | 330.344° NNW | 2026-08-12 15:06:15.506Z | 296.992° NW | 17.96° | 2026-08-12 15:09:15.506Z | 266.07° W |
| 10 mins | 2026-08-12 23:26:15.506Z | 121.322° SE | 2026-08-12 23:30:15.506Z | 74.016° E | 29.386° | 2026-08-12 23:36:15.506Z | 3.37° NNE |
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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