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, 5.0 m
Radar Cross Section
13.200 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 19 hours ago
TLE from 19 hours ago
0 SHIYAN 27B
1 63600U 25078B 25256.32714443 .00000004 00000-0 67597-4 0 9997
2 63600 99.6952 262.6510 0000918 79.2639 280.8602 13.57212797 19979Epoch: 2025-09-13T07:51Z
TLE epoch observation values (Epoch: 2025-09-13T07:51:05.278Z)
Latitude
-0.0001°
Longitude
152.31693°
Altitude
1,048.506 km
Speed
7.328 km/s
True Right ascension
17h 30m 36s
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
19:01:37
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,043.812 km
Perigee altitude
1,042.449 km
Semi-major axis
7,421.267 km
Eccentricity
0.00009
Inclination
99.6952°
RAAN
262.651°
Arg. of periapsis
79.2639°
True anomaly
280.84987°
Mean anomaly
280.8602°
Eccentric anomaly
280.85503°
Mean motion
3.39489 °/min
Orbital period
106.04 mins
BSTAR
0.000067597
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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. |
|---|---|---|---|---|---|---|---|
| 11 mins | 2025-09-14 12:45:47.401Z | 31.206° NE | 2025-09-14 12:50:47.401Z | 90.576° ESE | 34.171° | 2025-09-14 12:56:47.401Z | 168.176° S |
| 9 mins | 2025-09-14 14:31:47.401Z | 344.912° N | 2025-09-14 14:35:47.401Z | 291.402° WNW | 27.71° | 2025-09-14 14:40:47.401Z | 237.516° WSW |
| 7 mins | 2025-09-14 22:57:47.401Z | 89.237° E | 2025-09-14 23:00:47.401Z | 54.177° ENE | 19.437° | 2025-09-14 23:04:47.401Z | 14.909° NNE |
| 10 mins | 2025-09-15 00:39:47.401Z | 176.959° S | 2025-09-15 00:44:47.401Z | 283.143° WNW | 42.576° | 2025-09-15 00:49:47.401Z | 338.717° N |
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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