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, 5.0 m
Radar Cross Section
13.200 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 18 hours ago
TLE from 18 hours ago
0 SHIYAN 27D
1 63602U 25078D 25256.33945175 -.00000011 00000-0 46900-4 0 9992
2 63602 99.6967 262.6592 0000879 78.8605 281.2632 13.57213043 19974Epoch: 2025-09-13T08:08Z
TLE epoch observation values (Epoch: 2025-09-13T08:08:48.631Z)
Latitude
-0.00002°
Longitude
147.88235°
Altitude
1,048.506 km
Speed
7.328 km/s
True Right ascension
17h 30m 38s
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
19:03:28
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,043.782 km
Perigee altitude
1,042.477 km
Semi-major axis
7,421.266 km
Eccentricity
0.00009
Inclination
99.6967°
RAAN
262.6592°
Arg. of periapsis
78.8605°
True anomaly
281.25332°
Mean anomaly
281.2632°
Eccentric anomaly
281.25826°
Mean motion
3.39489 °/min
Orbital period
106.04 mins
BSTAR
0.0000469
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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. |
|---|---|---|---|---|---|---|---|
| 12 mins | 2025-09-14 13:02:38.260Z | 23.061° NE | 2025-09-14 13:08:38.260Z | 100.069° ESE | 40.656° | 2025-09-14 13:14:38.260Z | 180.28° SSW |
| 8 mins | 2025-09-14 14:49:38.260Z | 336.563° NNW | 2025-09-14 14:52:38.260Z | 301.18° NW | 22.071° | 2025-09-14 14:57:38.260Z | 249.036° W |
| 9 mins | 2025-09-14 23:13:38.260Z | 109.88° ESE | 2025-09-14 23:17:38.260Z | 62.141° ENE | 24.896° | 2025-09-14 23:22:38.260Z | 8.628° NNE |
| 10 mins | 2025-09-15 00:57:38.260Z | 192.254° SSW | 2025-09-15 01:01:38.260Z | 252.536° W | 37.514° | 2025-09-15 01:07:38.260Z | 333.254° NNW |
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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