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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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ISO8601 Format

Identifier

40110, 2014-047B

Orbit

LEO

Last TLE update

12 hours ago

Origin

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

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

TLE from 12 hours ago

0 YAOGAN 20B
1 40110U 14047B   25224.53726845 -.00000034  00000-0  64618-4 0  9994
2 40110  63.3812  95.5945 0363010  13.1084 347.9073 13.45396290540754

Epoch: 2025-08-12T12:53Z

TLE epoch observation values (Epoch: 2025-08-12T12:53:39.994Z)

Latitude

-0.00006°

Longitude

-59.05066°

Altitude

826.383 km

Speed

7.571 km/s

True Right ascension

06h 22m 22s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

-45.40563°

Longitude

150.06016°

Altitude

1,310.972 km

Speed

7.101 km/s

Apparent Right ascension

23h 31m 07s

Apparent Declination

-56° 03' 46"

Sunlit

Object is in full shadow

Visualization observer readout

Local Sidereal Time

15:11:52

Azimuth

133.292° SE

Elevation

-50.968°

Doppler factor

Orbital elements

Apogee altitude

1,359.105 km

Perigee altitude

817.043 km

Semi-major axis

7,466.211 km

Eccentricity

0.0363

Inclination

63.3812°

RAAN

95.5945°

Arg. of periapsis

13.1084°

True anomaly

346.99551°

Mean anomaly

347.9073°

Eccentric anomaly

347.45555°

Mean motion

3.36428 °/min

Orbital period

107.01 mins

BSTAR

0.000064618

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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.
14 mins	2025-08-13 01:54:29.440Z	328.298° NNW	2025-08-13 02:01:29.440Z	96.063° ESE	44.295°	2025-08-13 02:08:29.440Z	142.878° SSE
9 mins	2025-08-13 03:47:29.440Z	285.7° WNW	2025-08-13 03:51:29.440Z	247.051° WSW	20.771°	2025-08-13 03:56:29.440Z	206.687° SW
5 mins	2025-08-13 15:47:29.440Z	135.904° SSE	2025-08-13 15:49:29.440Z	111.474° ESE	16.303°	2025-08-13 15:52:29.440Z	76.021° E
9 mins	2025-08-13 17:35:29.440Z	227.916° WSW	2025-08-13 17:39:29.440Z	309.308° NW	42.416°	2025-08-13 17:44:29.440Z	27.79° NE
5 mins	2025-08-13 19:29:29.440Z	310.809° NW	2025-08-13 19:31:29.440Z	333.605° NNW	14.927°	2025-08-13 19:34:29.440Z	3.828° NNE
6 mins	2025-08-13 23:16:29.440Z	4.805° NNE	2025-08-13 23:19:29.440Z	33.14° NE	14.846°	2025-08-13 23:22:29.440Z	58.553° ENE

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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Authenticating...

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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.