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YAOGAN-39 04C, 58145

Orbit data source: Space-Track

YAOGAN-39 04C, 58145 is a payload satellite owned by PLA GAD (CN) in LEO that was launched on Mon, 23 Oct 2023 UTC via a CHANG ZHENG 2D launch vehicle from the Xichang Space Center, China (XSC). 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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Identifier
58145, 2023-163E
Orbit
LEO
Last TLE update
11 hours ago
Origin
Manufacturer
DFH
Mission
Operational Defense Sigint
Bus & Motor
Unknown
Mass
~300 kg wet, ~300 kg dry
Launch date (UTC)
2023-10-23 (2 years ago)
Launch vehicle
CHANG ZHENG 2D
Launch site
Xichang Space Center, China (XSC)
Object type
Payload
Rocket body
Debris
Shape & HBR
Box + 2 Pan, 5 m
Radar Cross Section
11.063 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 11 hours ago
0 YAOGAN-39 04C
1 58145U 23163E   25191.55554547  .00003695  00000-0  18593-3 0  9998
2 58145  34.9941 338.4533 0004684 309.0273  51.0022 15.16695477 95409
Epoch: 2025-07-10T13:19Z
TLE epoch observation values (Epoch: 2025-07-10T13:19:59.128Z)
Latitude
-0.00004°
Longitude
-150.26327°
Altitude
512.715 km
Speed
7.611 km/s
True Right ascension
22h 33m 48s
True Declination
0° 00' 00"
Sunlit
Object was in full shadow at epoch
Visualization orbit readout
Latitude
5.18749°
Longitude
-145.73319°
Altitude
512.401 km
Speed
7.611 km/s
Apparent Right ascension
23h 37m 38s
Apparent Declination
-16° 47' 59"
Sunlit
Object is in full shadow
Visualization observer readout
Local Sidereal Time
12:42:06
Azimuth
35.797° NE
Elevation
-62.981°
Doppler factor
1
Orbital elements
Apogee altitude
522.309 km
Perigee altitude
515.847 km
Semi-major axis
6,897.215 km
Eccentricity
0.00047
Inclination
34.9941°
RAAN
338.4533°
Arg. of periapsis
309.0273°
True anomaly
Unknown
Mean anomaly
51.0022°
Eccentric anomaly
Unknown
Mean motion
3.78907 °/min
Orbital period
95.01 mins
BSTAR
0.00018593
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Other satellites on launch #163 in the year 2023 (2023-10-23 UTC)

YAOGAN-39 04C Visibility forecast

Observer location: undefined°, undefined°

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.
4 mins2025-07-11 13:15:52.406Z193.853° SSW2025-07-11 13:17:52.406Z159.214° S17.261°2025-07-11 13:19:52.406Z123.636° SE
5 mins2025-07-11 14:55:52.406Z222.516° SW2025-07-11 14:57:52.406Z165.891° S30.522°2025-07-11 15:00:52.406Z108.039° ESE
5 mins2025-07-11 16:35:52.406Z236.662° WSW2025-07-11 16:37:52.406Z178.446° S30.408°2025-07-11 16:40:52.406Z122.907° SE
4 mins2025-07-11 18:15:52.406Z230.16° WSW2025-07-11 18:17:52.406Z192.511° SSW16.996°2025-07-11 18:19:52.406Z161.059° S
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