YUNYAO-1 45, 63346
Orbit data source: Space-Track
YUNYAO-1 45, 63346 is a payload satellite owned by Yunyao yuhang (CN) in SSO that was launched on Fri, 21 Mar 2025 UTC via a GUSHENXING 1 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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63346 intel report (Beta)
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Identifier
Orbit
Country
CN / PRCRelated business
Manufacturer
Changguang WJ
Mission
Operational Commercial Meteo Radio Occ.
Bus & Motor
YY-1, Unknown motor
Mass
~50 kg wet, ~50 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: 8 hours ago
TLE from 8 hours ago
0 YUNYAO-1 45
1 63346U 25059C 26261.75364297 .00001948 00000-0 11867-3 0 9991
2 63346 97.6158 82.8428 0015319 190.9275 169.1624 15.11491560 82433Epoch: 2026-09-18T18:05Z
TLE epoch observation values (Epoch: 2026-09-18T18:05:14.752Z)
Latitude
-0.00007°
Longitude
173.85934°
Altitude
545.122 km
Speed
7.584 km/s
True Right ascension
05h 31m 22s
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
18:48:25
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
539.217 km
Perigee altitude
518.056 km
Semi-major axis
6,906.774 km
Eccentricity
0.00153
Inclination
97.6158°
RAAN
82.8428°
Arg. of periapsis
190.9275°
True anomaly
169.19534°
Mean anomaly
169.1624°
Eccentric anomaly
169.17888°
Mean motion
3.78121 °/min
Orbital period
95.21 mins
BSTAR
0.00011867
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Other satellites on launch #59 in the year 2025 (2025-03-21 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 45 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 | 2026-09-19 11:41:55.375Z | 135.694° SSE | 2026-09-19 11:44:55.375Z | 73.293° E | 36.36° | 2026-09-19 11:47:55.375Z | 9.345° NNE |
| 6 mins | 2026-09-20 00:50:55.375Z | 23.441° NE | 2026-09-20 00:53:55.375Z | 122.067° SE | 58.37° | 2026-09-20 00:56:55.375Z | 180.037° SSW |
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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