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: 15 hours ago
TLE from 15 hours ago
0 SHIYAN 27D
1 63602U 25078D 25348.33940589 .00000035 00000-0 11053-3 0 9993
2 63602 99.6954 353.3017 0000767 92.3209 267.8017 13.57227717 32455Epoch: 2025-12-14T08:08Z
TLE epoch observation values (Epoch: 2025-12-14T08:08:44.668Z)
Latitude
-0.00006°
Longitude
147.86185°
Altitude
1,048.602 km
Speed
7.328 km/s
True Right ascension
23h 33m 12s
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
21:56:03
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,043.645 km
Perigee altitude
1,042.507 km
Semi-major axis
7,421.213 km
Eccentricity
0.00008
Inclination
99.6954°
RAAN
353.3017°
Arg. of periapsis
92.3209°
True anomaly
267.79292°
Mean anomaly
267.8017°
Eccentric anomaly
267.79731°
Mean motion
3.39493 °/min
Orbital period
106.04 mins
BSTAR
0.00011053
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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 | 2025-12-15 00:10:01.048Z | 156.007° SSE | 2025-12-15 00:16:01.048Z | 92.911° ESE | 43.856° | 2025-12-15 00:22:01.048Z | 349.394° N |
| 6 mins | 2025-12-15 01:59:01.048Z | 243.321° WSW | 2025-12-15 02:01:01.048Z | 264.225° W | 16.077° | 2025-12-15 02:05:01.048Z | 304.537° NW |
| 10 mins | 2025-12-15 13:04:01.048Z | 27.349° NE | 2025-12-15 13:09:01.048Z | 119.086° SE | 40.319° | 2025-12-15 13:14:01.048Z | 178.98° S |
| 8 mins | 2025-12-15 14:49:01.048Z | 340.987° N | 2025-12-15 14:53:01.048Z | 294.719° NW | 21.994° | 2025-12-15 14:57:01.048Z | 252.469° W |
| 7 mins | 2025-12-15 23:14:01.048Z | 106.239° ESE | 2025-12-15 23:18:01.048Z | 54.862° ENE | 24.698° | 2025-12-15 23:21:01.048Z | 18.96° 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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