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YAOGAN 20A, 40109

Orbit data source: Space-Track

YAOGAN 20A, 40109 is a payload satellite owned by PLA GAD (CN) in LEO that was launched on Sat, 09 Aug 2014 UTC via a CHANG ZHENG 4C 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/40109?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/40109?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

40109, 2014-047A

Orbit

LEO

Last TLE update

9 hours ago

Origin

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

Manufacturer

CAST

Mission

Operational Defense Sigint

Bus & Motor

JB-8, Unknown motor

Mass

~500 kg wet, ~500 kg dry

Launch date (UTC)

2014-08-09 (11 years ago)

Launch vehicle

CHANG ZHENG 4C

Launch site

Jiuquan Satellite Launch Center, China (JSC)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box + 2 Pan, 1 m

Radar Cross Section

0.446 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 9 hours ago

0 YAOGAN 20A
1 40109U 14047A   25128.87623603 -.00000021  00000-0  80240-4 0  9995
2 40109  63.3838 341.1998 0354744  12.6120 348.3500 13.45389630528045

Epoch: 2025-05-08T21:01Z

Definitive object data (Epoch: 2025-05-08T21:01:46.792Z)

Latitude

-0.00003°

Longitude

158.81437°

Altitude

831.971 km

Speed

7.565 km/s

True Right ascension

22h 44m 47s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at TLE epoch

Visualization TLE readout

Latitude

-53.11933°

Longitude

116.24984°

Altitude

1,035.069 km

Speed

7.37 km/s

Apparent Right ascension

23h 01m 37s

Apparent Declination

-56° 02' 16"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

13:47:44

Azimuth

134.799° SE

Elevation

-58.537°

Doppler factor

Orbital elements

Apogee altitude

1,352.959 km

Perigee altitude

823.238 km

Semi-major axis

7,466.236 km

Eccentricity

0.0354744

Inclination

63.3838°

RAAN

341.1998°

Arg. of periapsis

12.612°

True anomaly

347.49197°

Mean anomaly

348.35°

Eccentric anomaly

347.9248°

Mean motion

3.36427 °/min

BSTAR

0.00008024

Orbital period

107.01 mins

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Other satellites on launch #47 in the year 2014 (2014-08-09 UTC)

CZ-4C DEB, 49945 (Decayed)

CZ-4C DEB, 49946 (Decayed)

YAOGAN 20A 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.
9 mins	2025-05-09 14:59:01.761Z	168.544° S	2025-05-09 15:03:01.761Z	116.922° SE	26.27°	2025-05-09 15:08:01.761Z	54.74° ENE
9 mins	2025-05-09 16:50:01.761Z	252.187° W	2025-05-09 16:53:01.761Z	300.772° NW	33.5°	2025-05-09 16:59:01.761Z	22.682° NE
8 mins	2025-05-09 22:30:01.761Z	359.196° N	2025-05-09 22:34:01.761Z	40.049° NE	19.308°	2025-05-09 22:38:01.761Z	75.273° E
13 mins	2025-05-10 00:20:01.761Z	332.04° NNW	2025-05-10 00:25:01.761Z	39.602° NE	43.781°	2025-05-10 00:33:01.761Z	139.62° SSE
10 mins	2025-05-10 02:11:01.761Z	292.179° WNW	2025-05-10 02:15:01.761Z	254.2° W	22.704°	2025-05-10 02:21:01.761Z	202.343° SSW

Authenticating...

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Check out YAOGAN 20A, 40109 on other resources

View YAOGAN 20A, 40109 on NASA - NSSDCA Website

View YAOGAN 20A, 40109 on Heavens-Above

View YAOGAN 20A, 40109 on Keep Track

View YAOGAN 20A, 40109 on Celestrak

View YAOGAN 20A, 40109 on Gunter's Space Page

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