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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 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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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: 5 hours ago

TLE from 5 hours ago

0 YAOGAN 20B
1 40110U 14047B   26036.28628853 -.00000076  00000-0  15781-4 0  9991
2 40110  63.3824   0.0682 0378358  13.9780 347.1377 13.45424645564535

Epoch: 2026-02-05T06:52Z

TLE epoch observation values (Epoch: 2026-02-05T06:52:15.328Z)

Latitude

0.00001°

Longitude

121.56364°

Altitude

815.999 km

Speed

7.581 km/s

True Right ascension

00h 00m 16s

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

14:13:42

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,370.455 km

Perigee altitude

805.483 km

Semi-major axis

7,466.106 km

Eccentricity

0.03784

Inclination

63.3824°

RAAN

0.0682°

Arg. of periapsis

13.978°

True anomaly

346.12604°

Mean anomaly

347.1377°

Eccentric anomaly

346.63666°

Mean motion

3.36436 °/min

Orbital period

107 mins

BSTAR

0.000015781

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

CZ-4C DEB, 49946 (Decayed)

CZ-4C DEB, 49945 (Decayed)

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YAOGAN 20B Visibility forecast

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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	2026-02-05 23:02:33.054Z	198.888° SSW	2026-02-05 23:07:33.054Z	121.315° SE	41.821°	2026-02-05 23:12:33.054Z	41.068° NE
7 mins	2026-02-06 00:55:33.054Z	280.673° WNW	2026-02-06 00:58:33.054Z	321.411° NNW	22.01°	2026-02-06 01:02:33.054Z	8.976° NNE
11 mins	2026-02-06 06:34:33.054Z	352.659° N	2026-02-06 06:38:33.054Z	39.251° NE	27.981°	2026-02-06 06:45:33.054Z	104.037° ESE
13 mins	2026-02-06 08:24:33.054Z	317.283° NNW	2026-02-06 08:29:33.054Z	254.25° W	42.37°	2026-02-06 08:37:33.054Z	161.216° S

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Co-orbital & Co-planar RSOs

Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions

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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings

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Check out YAOGAN 20B, 40110 on other resources

View YAOGAN 20B, 40110 on NASA - NSSDCA Website

View YAOGAN 20B, 40110 on Heavens-Above

View YAOGAN 20B, 40110 on Keep Track

View YAOGAN 20B, 40110 on Celestrak

View YAOGAN 20B, 40110 on Gunter's Space Page

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

YAOGAN 20B, 40110

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 5 hours ago

TLE from 5 hours ago

TLE epoch observation values (Epoch: 2026-02-05T06:52:15.328Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

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

YAOGAN 20B Visibility forecast

Co-orbital & Co-planar RSOs

Check out YAOGAN 20B, 40110 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 5 hours ago