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, 2.2 m
Radar Cross Section
13.200 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 12 hours ago
TLE from 12 hours ago
0 SHIYAN 27B
1 63600U 25078B 26033.01247080 .00000009 00000-0 74900-4 0 9996
2 63600 99.6945 42.2147 0000720 85.7970 274.3251 13.57236838 39196Epoch: 2026-02-02T00:17Z
TLE epoch observation values (Epoch: 2026-02-02T00:17:57.477Z)
Latitude
0.00004°
Longitude
-94.48866°
Altitude
1,048.506 km
Speed
7.328 km/s
True Right ascension
02h 48m 51s
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
14:16:03
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,043.577 km
Perigee altitude
1,042.508 km
Semi-major axis
7,421.18 km
Eccentricity
0.00007
Inclination
99.6945°
RAAN
42.2147°
Arg. of periapsis
85.797°
True anomaly
274.31687°
Mean anomaly
274.3251°
Eccentric anomaly
274.32099°
Mean motion
3.39495 °/min
Orbital period
106.04 mins
BSTAR
0.0000749
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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 | 2026-02-02 13:16:40.622Z | 19.015° NNE | 2026-02-02 13:22:40.622Z | 139.49° SSE | 43.632° | 2026-02-02 13:27:40.622Z | 188.698° SSW |
| 6 mins | 2026-02-02 15:03:40.622Z | 328.836° NNW | 2026-02-02 15:05:40.622Z | 307.019° NW | 17.951° | 2026-02-02 15:09:40.622Z | 264.749° W |
| 9 mins | 2026-02-02 23:26:40.622Z | 120.309° SE | 2026-02-02 23:30:40.622Z | 71.044° E | 29.504° | 2026-02-02 23:35:40.622Z | 7.549° NNE |
| 10 mins | 2026-02-03 01:10:40.622Z | 199.182° SSW | 2026-02-03 01:15:40.622Z | 266.261° W | 32.231° | 2026-02-03 01:20:40.622Z | 326.402° NNW |
| 7 mins | 2026-02-03 12:18:40.622Z | 47.091° ENE | 2026-02-03 12:22:40.622Z | 93.141° ESE | 23.736° | 2026-02-03 12:25:40.622Z | 132.02° SE |
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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