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YAOGAN 20B, 40110

Orbit data source: Space-Track

YAOGAN 20B, 40110 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 embed code

<iframe src="https://www.satcat.com/sats-embedded/40110?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/40110?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

40110, 2014-047B

Orbit

LEO

Country

CN / PRC

Related business

Equipment Development Department of the Central Military Commission (PLA) (CN)

Manufacturer

CAST

Mission

Operational Defense Sigint

Bus & Motor

Unknown

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, 0.5 m

Radar Cross Section

0.446 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 7 hours ago

TLE from 7 hours ago

0 YAOGAN 20B
1 40110U 14047B   25243.26777891 -.00000061  00000-0  33437-4 0  9997
2 40110  63.3815  47.3258 0364494  13.2043 347.8217 13.45397189543279

Epoch: 2025-08-31T06:25Z

TLE epoch observation values (Epoch: 2025-08-31T06:25:36.097Z)

Latitude

-0.00008°

Longitude

-28.76481°

Altitude

825.392 km

Speed

7.572 km/s

True Right ascension

03h 09m 18s

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

05:11:07

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,360.21 km

Perigee altitude

815.932 km

Semi-major axis

7,466.208 km

Eccentricity

0.03645

Inclination

63.3815°

RAAN

47.3258°

Arg. of periapsis

13.2043°

True anomaly

346.89964°

Mean anomaly

347.8217°

Eccentric anomaly

347.36488°

Mean motion

3.36429 °/min

Orbital period

107.01 mins

BSTAR

0.000033437

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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 20B Visibility forecast

Observer location: undefined°, undefined°
Set Observer location

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.
10 mins	2025-08-31 13:42:40.006Z	238.564° WSW	2025-08-31 13:47:40.006Z	307.547° NW	35.791°	2025-08-31 13:52:40.006Z	21.352° NNE
8 mins	2025-08-31 19:24:40.006Z	2.423° NNE	2025-08-31 19:27:40.006Z	32.506° NE	18.255°	2025-08-31 19:32:40.006Z	75.599° E
13 mins	2025-08-31 21:13:40.006Z	332.529° NNW	2025-08-31 21:19:40.006Z	58.827° ENE	42.872°	2025-08-31 21:26:40.006Z	135.416° SSE
10 mins	2025-08-31 23:05:40.006Z	291.701° WNW	2025-08-31 23:09:40.006Z	250.644° W	24.738°	2025-08-31 23:15:40.006Z	198.25° SSW
10 mins	2025-09-01 12:53:40.006Z	217.071° SW	2025-09-01 12:57:40.006Z	254.69° W	44.334°	2025-09-01 13:03:40.006Z	32.46° NE