SHIYAN 27A, 63599
Orbit data source: Space-Track
SHIYAN 27A, 63599 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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63599 intel report (Beta)
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Expand to show TLE details & historyLast TLE update: 8 hours ago
TLE from 8 hours ago
0 SHIYAN 27A
1 63599U 25078A 25256.95372204 -.00000002 00000-0 59294-4 0 9992
2 63599 99.6939 263.3319 0000864 76.0075 284.1159 13.57212670 20061
TLE epoch observation values (Epoch: 2025-09-13T22:53:21.584Z)
Visualization orbit readout
Visualization observer readout
Orbital elements
Other satellites on launch #78 in the year 2025 (2025-04-18 UTC)
SHIYAN 27A 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. |
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6 mins | 2025-09-14 11:55:19.703Z | 60.836° ENE | 2025-09-14 11:58:19.703Z | 91.218° ESE | 15.559° | 2025-09-14 12:01:19.703Z | 121.449° SE |
11 mins | 2025-09-14 13:38:19.703Z | 10.808° NNE | 2025-09-14 13:43:19.703Z | 305.708° NW | 44.225° | 2025-09-14 13:49:19.703Z | 203.049° SW |
4 mins | 2025-09-14 15:25:19.703Z | 322.21° NNW | 2025-09-14 15:27:19.703Z | 302.593° NW | 12.873° | 2025-09-14 15:29:19.703Z | 283.533° WNW |
10 mins | 2025-09-14 23:47:19.703Z | 136.271° SSE | 2025-09-14 23:52:19.703Z | 62.168° ENE | 36.977° | 2025-09-14 23:57:19.703Z | 359.032° N |
8 mins | 2025-09-15 01:33:19.703Z | 220.638° SW | 2025-09-15 01:37:19.703Z | 271.291° WNW | 24.262° | 2025-09-15 01:41:19.703Z | 315.584° 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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