YUNHAI 1, 41857
Orbit data source: Space-Track
YUNHAI 1, 41857 is a payload satellite owned by SAST (CN) in SSO that was launched on Fri, 11 Nov 2016 UTC via a CHANG ZHENG 2D launch vehicle from the Jiuquan Satellite Launch Center, China (JSC). 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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41857 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Last TLE update
7 hours ago
Origin
Manufacturer
SAST
Mission
Operational Defense Weather
Bus & Motor
YUNHAI-1, Unknown motor
Mass
~800 kg wet, ~800 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 4 m
Radar Cross Section
5.141 m², Large (>1 m²)
Expand to show TLE details & history
TLE from 7 hours ago
0 YUNHAI 1
1 41857U 16068A 25182.15119930 .00000311 00000-0 13020-3 0 9997
2 41857 98.5892 191.2979 0006799 343.4474 16.6487 14.32800529451563Epoch: 2025-07-01T03:37Z
TLE epoch observation values (Epoch: 2025-07-01T03:37:43.619Z)
Latitude
-0.00002°
Longitude
-142.58461°
Altitude
780.656 km
Speed
7.466 km/s
True Right ascension
12h 45m 11s
True Declination
0° 00' 00"
Sunlit
Visualization orbit readout
Latitude
-34.22277°
Longitude
-136.4491°
Altitude
790.621 km
Speed
7.46 km/s
Apparent Right ascension
11h 39m 29s
Apparent Declination
-39° 27' 55"
Sunlit
Visualization observer readout
Local Sidereal Time
21:48:44
Azimuth
262.244° W
Elevation
-68.775°
Doppler factor
1
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Other satellites on launch #68 in the year 2016 (2016-11-11 UTC)
YUNHAI 1 Visibility forecast
Observer location: undefined°, undefined°
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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2025-07-01 12:36:20.224Z | 43.61° NE | 2025-07-01 12:40:20.224Z | 101.964° ESE | 23.603° | 2025-07-01 12:43:20.224Z | 144.37° SSE |
| 7 mins | 2025-07-01 14:16:20.224Z | 345.158° N | 2025-07-01 14:19:20.224Z | 291.154° WNW | 30.567° | 2025-07-01 14:23:20.224Z | 229.571° WSW |
| 7 mins | 2025-07-01 23:53:20.224Z | 123.559° SE | 2025-07-01 23:56:20.224Z | 70.377° E | 30.416° | 2025-07-02 00:00:20.224Z | 7.792° NNE |
| 6 mins | 2025-07-02 01:33:20.224Z | 225.291° WSW | 2025-07-02 01:35:20.224Z | 256.876° W | 23.383° | 2025-07-02 01:39:20.224Z | 315.959° NNW |
Event ID | Pc | Md | Secondary | Secondary name | Country | Click to unsort rows by TCA header |
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