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: 20 hours ago
TLE from 20 hours ago
0 SHIYAN 27A
1 63599U 25078A 25256.29025705 -.00000004 00000-0 55909-4 0 9991
2 63599 99.6939 262.6783 0000874 75.7223 284.4012 13.57212597 19977
TLE epoch observation values (Epoch: 2025-09-13T06:57:58.209Z)
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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7 mins | 2025-09-14 11:54:37.242Z | 55.044° ENE | 2025-09-14 11:58:37.242Z | 94.429° ESE | 15.511° | 2025-09-14 12:01:37.242Z | 123.89° SE |
11 mins | 2025-09-14 13:38:37.242Z | 10.513° NNE | 2025-09-14 13:43:37.242Z | 274.558° WNW | 44.266° | 2025-09-14 13:49:37.242Z | 202.829° SW |
4 mins | 2025-09-14 15:25:37.242Z | 319.47° NNW | 2025-09-14 15:26:37.242Z | 309.692° NW | 12.826° | 2025-09-14 15:29:37.242Z | 281.016° WNW |
10 mins | 2025-09-14 23:47:37.242Z | 134.988° SE | 2025-09-14 23:51:37.242Z | 82.737° E | 36.632° | 2025-09-14 23:57:37.242Z | 358.051° N |
8 mins | 2025-09-15 01:33:37.242Z | 223.18° SW | 2025-09-15 01:36:37.242Z | 260.547° W | 24.339° | 2025-09-15 01:41:37.242Z | 317.523° 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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