SHIYAN 27D, 63602
Orbit data source: Space-Track
SHIYAN 27D, 63602 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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63602 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, 2.0 m
Radar Cross Section
13.200 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 10 hours ago
TLE from 10 hours ago
0 SHIYAN 27D
1 63602U 25078D 25318.33632633 .00000069 00000-0 15825-3 0 9996
2 63602 99.6959 323.7470 0000721 98.4339 261.6881 13.57222982 28382Epoch: 2025-11-14T08:04Z
TLE epoch observation values (Epoch: 2025-11-14T08:04:18.594Z)
Latitude
-0.00005°
Longitude
148.98825°
Altitude
1,048.675 km
Speed
7.328 km/s
True Right ascension
21h 34m 59s
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
15:06:27
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,043.628 km
Perigee altitude
1,042.558 km
Semi-major axis
7,421.23 km
Eccentricity
0.00007
Inclination
99.6959°
RAAN
323.747°
Arg. of periapsis
98.4339°
True anomaly
261.67992°
Mean anomaly
261.6881°
Eccentric anomaly
261.68401°
Mean motion
3.39492 °/min
Orbital period
106.04 mins
BSTAR
0.00015825
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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 27D 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 | 2025-11-15 00:07:29.362Z | 150.148° SSE | 2025-11-15 00:11:29.362Z | 96.95° ESE | 42.734° | 2025-11-15 00:17:29.362Z | 351.157° N |
| 6 mins | 2025-11-15 01:54:29.362Z | 240.511° WSW | 2025-11-15 01:57:29.362Z | 273.805° WNW | 17.412° | 2025-11-15 02:00:29.362Z | 304.298° NW |
| 10 mins | 2025-11-15 12:59:29.362Z | 28.777° NE | 2025-11-15 13:04:29.362Z | 110.755° ESE | 39.078° | 2025-11-15 13:09:29.362Z | 175.456° S |
| 8 mins | 2025-11-15 14:44:29.362Z | 343.395° N | 2025-11-15 14:48:29.362Z | 296.935° NW | 23.438° | 2025-11-15 14:52:29.362Z | 251.719° W |
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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