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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
10 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 10 hours ago
0 YAOGAN-39 04C
1 58145U 23163E   25191.68719525  .00003739  00000-0  18816-3 0  9998
2 58145  34.9942 337.6335 0004670 309.9973  50.0329 15.16696732 95428
Epoch: 2025-07-10T16:29Z
TLE epoch observation values (Epoch: 2025-07-10T16:29:33.669Z)
Latitude
-0.00004°
Longitude
161.39325°
Altitude
512.675 km
Speed
7.611 km/s
True Right ascension
22h 30m 32s
True Declination
0° 00' 00"
Sunlit
Object was in full shadow at epoch
Visualization orbit readout
Latitude
5.41593°
Longitude
166.66303°
Altitude
512.389 km
Speed
7.611 km/s
Apparent Right ascension
00h 16m 04s
Apparent Declination
-17° 51' 29"
Sunlit
Object is in full shadow
Visualization observer readout
Local Sidereal Time
14:17:15
Azimuth
58.683° ENE
Elevation
-55.802°
Doppler factor
1
Orbital elements
Apogee altitude
522.295 km
Perigee altitude
515.853 km
Semi-major axis
6,897.211 km
Eccentricity
0.00047
Inclination
34.9942°
RAAN
337.6335°
Arg. of periapsis
309.9973°
True anomaly
Unknown
Mean anomaly
50.0329°
Eccentric anomaly
Unknown
Mean motion
3.78907 °/min
Orbital period
95.01 mins
BSTAR
0.00018816
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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 13:15:45.959Z195.243° SSW2025-07-11 13:17:45.959Z161.361° S17.223°2025-07-11 13:19:45.959Z125.144° SE
5 mins2025-07-11 14:55:45.959Z224.105° SW2025-07-11 14:57:45.959Z169.893° S30.622°2025-07-11 15:00:45.959Z108.81° ESE
5 mins2025-07-11 16:35:45.959Z238.333° WSW2025-07-11 16:37:45.959Z182.402° SSW30.572°2025-07-11 16:40:45.959Z123.648° SE
4 mins2025-07-11 18:15:45.959Z231.817° WSW2025-07-11 18:17:45.959Z194.609° SSW17.122°2025-07-11 18:19:45.959Z162.309° S
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