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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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<iframe src="https://www.satcat.com/sats-embedded/63345?theme=dark&initialShowStats=false" width="600" height="400" frameborder="0" title="Kayhan Space Satcat Satellite Viewer"></iframe>

Iframe URL

https://www.satcat.com/sats-embedded/63345?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

63345, 2025-059B

Orbit

SSO

Country

CN / PRC

Related business

Yunyao Aerospace Tech Co. (Tianjin) Ltd. (CN)

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)

2025-03-21 (11 months ago)

Launch vehicle

GUSHENXING 1

Launch site

Jiuquan Satellite Launch Center, China (JSC)

Object type

Payload

Rocket body

Debris

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 & history
Last TLE update: 5 hours ago

TLE from 5 hours ago

0 YUNYAO-1 44
1 63345U 25059B   26037.18002679  .00008291  00000-0  51207-3 0  9991
2 63345  97.6035 219.3151 0016237 245.7849 114.1684 15.10033561 48522

Epoch: 2026-02-06T04:19Z

TLE epoch observation values (Epoch: 2026-02-06T04:19:14.314Z)

Latitude

0.00001°

Longitude

18.18385°

Altitude

543.781 km

Speed

7.588 km/s

True Right ascension

14h 37m 15s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

Unknown

Longitude

Unknown

Altitude

Unknown

Speed

Unknown

Apparent Right ascension

Unknown

Apparent Declination

Unknown

Sunlit

N/A

Visualization observer readout

Local Sidereal Time

11:52:35

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

544.307 km

Perigee altitude

521.863 km

Semi-major axis

6,911.222 km

Eccentricity

0.00162

Inclination

97.6035°

RAAN

219.3151°

Arg. of periapsis

245.7849°

True anomaly

114.33801°

Mean anomaly

114.1684°

Eccentric anomaly

114.25322°

Mean motion

3.77756 °/min

Orbital period

95.3 mins

BSTAR

0.00051207

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Other satellites on launch #59 in the year 2025 (2025-03-21 UTC)

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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	2026-02-06 12:24:52.540Z	196.967° SSW	2026-02-06 12:26:52.540Z	262.656° W	37.147°	2026-02-06 12:29:52.540Z	332.9° NNW
4 mins	2026-02-07 01:34:52.540Z	325.614° NNW	2026-02-07 01:35:52.540Z	300.829° NW	25.758°	2026-02-07 01:38:52.540Z	234.607° WSW

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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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Check out YUNYAO-1 44, 63345 on other resources

View YUNYAO-1 44, 63345 on NASA - NSSDCA Website

View YUNYAO-1 44, 63345 on Heavens-Above

View YUNYAO-1 44, 63345 on Keep Track

View YUNYAO-1 44, 63345 on Celestrak

View YUNYAO-1 44, 63345 on Gunter's Space Page

Satcat and Kayhan Space are not affiliated with NASA, Celestrak, Heavens-Above, Keep Track, or Gunter's Space Page.

YUNYAO-1 44, 63345

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 5 hours ago

TLE from 5 hours ago

TLE epoch observation values (Epoch: 2026-02-06T04:19:14.314Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #59 in the year 2025 (2025-03-21 UTC)

YUNYAO-1 44 Visibility forecast

Co-orbital & Co-planar RSOs

Check out YUNYAO-1 44, 63345 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 5 hours ago