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: 10 hours ago
TLE from 10 hours ago
0 YUNYAO-1 44
1 63345U 25059B 26137.80752618 .00001831 00000-0 11384-3 0 9991
2 63345 97.6089 319.3005 0015427 260.9752 98.9732 15.10826852 63716Epoch: 2026-05-17T19:22Z
TLE epoch observation values (Epoch: 2026-05-17T19:22:50.261Z)
Latitude
-0.00003°
Longitude
153.08625°
Altitude
538.429 km
Speed
7.592 km/s
True Right ascension
21h 17m 12s
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
14:24:44
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
541.322 km
Perigee altitude
520.006 km
Semi-major axis
6,908.801 km
Eccentricity
0.00154
Inclination
97.6089°
RAAN
319.3005°
Arg. of periapsis
260.9752°
True anomaly
99.14776°
Mean anomaly
98.9732°
Eccentric anomaly
99.06049°
Mean motion
3.77954 °/min
Orbital period
95.25 mins
BSTAR
0.00011384
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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 | 2026-05-18 11:25:30.373Z | 118.767° SE | 2026-05-18 11:27:30.373Z | 79.299° E | 23.938° | 2026-05-18 11:30:30.373Z | 18.072° NNE |
| 4 mins | 2026-05-18 13:00:30.373Z | 232.155° WSW | 2026-05-18 13:02:30.373Z | 272.125° WNW | 18.863° | 2026-05-18 13:04:30.373Z | 307.343° NW |
| 5 mins | 2026-05-19 00:34:30.373Z | 36.221° NE | 2026-05-19 00:36:30.373Z | 84.352° E | 33.6° | 2026-05-19 00:39:30.373Z | 165.022° 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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