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YAOGAN-39 04B, 58143

Orbit data source: Space-Track

YAOGAN-39 04B, 58143 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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<iframe src="https://www.satcat.com/sats-embedded/58143?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/58143?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

58143, 2023-163C

Orbit

LEO

Last TLE update

7 hours ago

Origin

Equipment Development Department of the Central Military Commission (China) (CN / PRC)

Manufacturer

SAST

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 7 hours ago

0 YAOGAN-39 04B
1 58143U 23163C   25129.08015541  .00008254  00000-0  41904-3 0  9999
2 58143  34.9967   7.5405 0006888 171.2873 188.7960 15.16176645 85904

Epoch: 2025-05-09T01:55Z

Definitive object data (Epoch: 2025-05-09T01:55:25.427Z)

Latitude

-0.00001°

Longitude

111.5431°

Altitude

521.011 km

Speed

7.603 km/s

True Right ascension

00h 30m 09s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at TLE epoch

Visualization TLE readout

Latitude

-31.53792°

Longitude

-9.71119°

Altitude

523.616 km

Speed

7.603 km/s

Apparent Right ascension

13h 10m 16s

Apparent Declination

-76° 54' 50"

Sunlit

Object is in full shadow

Visualization observer readout

Local Sidereal Time

17:28:33

Azimuth

194.178° SSW

Elevation

-33.397°

Doppler factor

Orbital elements

Apogee altitude

525.402 km

Perigee altitude

515.898 km

Semi-major axis

6,898.787 km

Eccentricity

0.0006888

Inclination

34.9967°

RAAN

7.5405°

Arg. of periapsis

171.2873°

True anomaly

188.78394°

Mean anomaly

188.796°

Eccentric anomaly

188.78997°

Mean motion

3.78777 °/min

BSTAR

0.00041904

Orbital period

95.04 mins

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Other satellites on launch #163 in the year 2023 (2023-10-23 UTC)

YAOGAN-39 04A, 58141

CZ-2D R/B, 58142 (Decayed)

CZ-2D DEB, 58144 (Decayed)

YAOGAN-39 04C, 58145

YAOGAN-39 04B 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.
5 mins	2025-05-09 19:32:15.453Z	203.219° SW	2025-05-09 19:35:15.453Z	151.854° SSE	18.231°	2025-05-09 19:37:15.453Z	118.128° SE
6 mins	2025-05-09 21:12:15.453Z	232.528° WSW	2025-05-09 21:14:15.453Z	191.531° SSW	30.242°	2025-05-09 21:18:15.453Z	106.257° ESE
6 mins	2025-05-09 22:52:15.453Z	245.907° WSW	2025-05-09 22:54:15.453Z	204.388° SW	29.29°	2025-05-09 22:58:15.453Z	122.598° SE

Authenticating...

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Check out YAOGAN-39 04B, 58143 on other resources

View YAOGAN-39 04B, 58143 on NASA - NSSDCA Website

View YAOGAN-39 04B, 58143 on Heavens-Above

View YAOGAN-39 04B, 58143 on Keep Track

View YAOGAN-39 04B, 58143 on Celestrak

View YAOGAN-39 04B, 58143 on Gunter's Space Page

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