YUNYAO-1 18, 58758
Orbit data source: Space-Track
YUNYAO-1 18, 58758 is a payload satellite owned by Yunyao yuhang (CN) in LEO that was launched on Thu, 11 Jan 2024 UTC via a YINLI-1 launch vehicle from the Yellow Sea Launch Area, China (YSLA). 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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58758 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
CN / PRCRelated business
Manufacturer
Changguang WJ
Mission
Operational Commercial Meteo Radio Occ.
Bus & Motor
YY-1, Unknown motor
Mass
~500 kg wet, ~500 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 1 Pan, 2.5 m
Radar Cross Section
5.339 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & historyLast TLE update: 16 hours ago
TLE from 16 hours ago
0 YUNYAO-1 18
1 58758U 24009A 25348.94805156 .00008707 00000-0 43548-3 0 9997
2 58758 49.9934 339.0376 0004477 270.2865 89.7574 15.18110099106806Epoch: 2025-12-14T22:45Z
TLE epoch observation values (Epoch: 2025-12-14T22:45:11.654Z)
Latitude
-0.00009°
Longitude
-86.11468°
Altitude
512.093 km
Speed
7.609 km/s
True Right ascension
22h 36m 09s
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
13:25:37
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
515.408 km
Perigee altitude
509.239 km
Semi-major axis
6,890.461 km
Eccentricity
0.00045
Inclination
49.9934°
RAAN
339.0376°
Arg. of periapsis
270.2865°
True anomaly
89.8087°
Mean anomaly
89.7574°
Eccentric anomaly
89.78305°
Mean motion
3.79464 °/min
Orbital period
94.87 mins
BSTAR
0.00043548
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Other satellites on launch #9 in the year 2024 (2024-01-11 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.YUNYAO-1 18 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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2025-12-16 01:47:02.777Z | 202.002° SSW | 2025-12-16 01:50:02.777Z | 126.422° SE | 32.23° | 2025-12-16 01:53:02.777Z | 70.689° E |
| 5 mins | 2025-12-16 03:27:02.777Z | 284.819° WNW | 2025-12-16 03:29:02.777Z | 345.595° N | 31.018° | 2025-12-16 03:32:02.777Z | 42.281° NE |
| 4 mins | 2025-12-16 05:07:02.777Z | 325.71° NNW | 2025-12-16 05:09:02.777Z | 4.862° NNE | 17.691° | 2025-12-16 05:11:02.777Z | 37.78° NE |
| 4 mins | 2025-12-16 06:47:02.777Z | 341.431° N | 2025-12-16 06:49:02.777Z | 27.95° NE | 22.017° | 2025-12-16 06:51:02.777Z | 64.357° ENE |
| 5 mins | 2025-12-16 08:26:02.777Z | 306.063° NW | 2025-12-16 08:28:02.777Z | 77.275° E | 44.913° | 2025-12-16 08:31:02.777Z | 123.655° 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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