YUNYAO-1 44, 63345
Orbit data source: Space-Track
YUNYAO-1 44, 63345 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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63345 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, 0.5 m
Radar Cross Section
5.339 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & historyLast TLE update: 5 hours ago
TLE from 5 hours ago
0 YUNYAO-1 44
1 63345U 25059B 26098.19891051 .00003321 00000-0 20423-3 0 9994
2 63345 97.6088 279.9253 0017886 41.8240 318.4352 15.10613428 57736Epoch: 2026-04-08T04:46Z
TLE epoch observation values (Epoch: 2026-04-08T04:46:25.868Z)
Latitude
-0.00005°
Longitude
11.85281°
Altitude
528.157 km
Speed
7.604 km/s
True Right ascension
18h 39m 42s
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
15:53:47
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
543.673 km
Perigee altitude
518.957 km
Semi-major axis
6,909.452 km
Eccentricity
0.00179
Inclination
97.6088°
RAAN
279.9253°
Arg. of periapsis
41.824°
True anomaly
318.29899°
Mean anomaly
318.4352°
Eccentric anomaly
318.36712°
Mean motion
3.77901 °/min
Orbital period
95.26 mins
BSTAR
0.00020423
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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 44 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. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2026-04-08 11:16:35.338Z | 117.998° SE | 2026-04-08 11:19:35.338Z | 62.686° ENE | 19.982° | 2026-04-08 11:21:35.338Z | 25.647° NE |
| 5 mins | 2026-04-08 12:51:35.338Z | 221.735° SW | 2026-04-08 12:53:35.338Z | 263.671° W | 21.716° | 2026-04-08 12:56:35.338Z | 318.133° NNW |
| 5 mins | 2026-04-09 00:26:35.338Z | 51.523° ENE | 2026-04-09 00:28:35.338Z | 110.67° ESE | 29.034° | 2026-04-09 00:31:35.338Z | 163.35° S |
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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