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.
Focus sentinelFocus sentinel
Request partner network tasking
Focus sentinelFocus sentinel
Embed this page
Focus sentinelFocus sentinel
63345 intel report (Beta)
Focus sentinelFocus sentinel
Edit Public Description
Focus sentinelFocus sentinel
Edit Sat Name
Focus sentinelFocus sentinel
Create New Watchlist
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: 6 hours ago
TLE from 6 hours ago
0 YUNYAO-1 44
1 63345U 25059B 26317.96064778 .00002766 00000-0 16533-3 0 9990
2 63345 97.6105 138.6165 0016827 8.8732 351.2793 15.11806489 90926Epoch: 2026-11-13T23:03Z
TLE epoch observation values (Epoch: 2026-11-13T23:03:19.968Z)
Latitude
0.00007°
Longitude
99.711°
Altitude
522.271 km
Speed
7.608 km/s
True Right ascension
09h 14m 27s
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
01:34:40
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
539.297 km
Perigee altitude
516.056 km
Semi-major axis
6,905.813 km
Eccentricity
0.00168
Inclination
97.6105°
RAAN
138.6165°
Arg. of periapsis
8.8732°
True anomaly
351.25°
Mean anomaly
351.2793°
Eccentric anomaly
351.26466°
Mean motion
3.78199 °/min
Orbital period
95.19 mins
BSTAR
0.00016533
Loading maneuver chart data...
Computing Atmospheric mass density...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Other satellites on launch #59 in the year 2025 (2025-03-21 UTC)
Did you know?
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
Loading observer location...
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 | 2026-11-14 11:53:53.071Z | 143.886° SSE | 2026-11-14 11:56:53.071Z | 61.539° ENE | 47.056° | 2026-11-14 11:59:53.071Z | 1.599° NNE |
| 6 mins | 2026-11-15 01:02:53.071Z | 15.452° NNE | 2026-11-15 01:04:53.071Z | 34.266° NE | 71.489° | 2026-11-15 01:08:53.071Z | 190.54° SSW |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
Click to sort rows by RSO header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Type header in ascending order | Click to sort rows by Inclination Δ header in ascending order | Click to sort rows by RAAN Δ header in ascending order | Click to sort rows by Coplanar Angle header in ascending order | Click to sort rows by SMA Δ header in ascending order | Click to sort rows by Orbital period header in ascending order | Click to sort rows by <5km Md TCA header in descending order |
|---|
Authenticating...
Click to sort rows by Event ID header in ascending order | Click to sort rows by Pc header in ascending order | Click to sort rows by Md header in ascending order | Click to sort rows by Secondary header in ascending order | Click to sort rows by Secondary name header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by TCA header in descending order |
|---|