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, 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 44
1 63345U 25059B 26258.98085172 .00003208 00000-0 19284-3 0 9995
2 63345 97.6132 79.8677 0016059 201.6036 158.4518 15.11493144 82010Epoch: 2026-09-15T23:32Z
TLE epoch observation values (Epoch: 2026-09-15T23:32:25.588Z)
Latitude
-0.00005°
Longitude
91.82208°
Altitude
545.044 km
Speed
7.584 km/s
True Right ascension
05h 19m 28s
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
00:32:52
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
539.723 km
Perigee altitude
517.54 km
Semi-major axis
6,906.769 km
Eccentricity
0.00161
Inclination
97.6132°
RAAN
79.8677°
Arg. of periapsis
201.6036°
True anomaly
158.51926°
Mean anomaly
158.4518°
Eccentric anomaly
158.48554°
Mean motion
3.78121 °/min
Orbital period
95.21 mins
BSTAR
0.00019284
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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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2026-09-16 12:22:13.040Z | 177.451° S | 2026-09-16 12:25:13.040Z | 222.953° SW | 60.167° | 2026-09-16 12:29:13.040Z | 341.107° N |
| 5 mins | 2026-09-17 01:32:13.040Z | 344.056° N | 2026-09-17 01:34:13.040Z | 293.2° NW | 37.661° | 2026-09-17 01:37:13.040Z | 223.586° SW |
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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