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YAOGAN 20C, 40111

Orbit data source: Space-Track

YAOGAN 20C, 40111 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/40111?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/40111?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

40111, 2014-047C

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

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, 1 m

Radar Cross Section

0.446 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 9 hours ago

0 YAOGAN 20C
1 40111U 14047C   25128.87116630  .00000003  00000-0  10834-3 0  9995
2 40111  63.3829 341.8162 0354711  12.9923 347.9953 13.45399158527891

Epoch: 2025-05-08T20:54Z

Definitive object data (Epoch: 2025-05-08T20:54:28.768Z)

Latitude

-0°

Longitude

161.26089°

Altitude

832.321 km

Speed

7.565 km/s

True Right ascension

22h 47m 15s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at TLE epoch

Visualization TLE readout

Latitude

36.89587°

Longitude

-177.74172°

Altitude

859.469 km

Speed

7.542 km/s

Apparent Right ascension

01h 05m 33s

Apparent Declination

1° 24' 13"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

14:10:02

Azimuth

23.61° NE

Elevation

-46.128°

Doppler factor

Orbital elements

Apogee altitude

1,352.898 km

Perigee altitude

823.229 km

Semi-major axis

7,466.201 km

Eccentricity

0.0354711

Inclination

63.3829°

RAAN

341.8162°

Arg. of periapsis

12.9923°

True anomaly

347.11166°

Mean anomaly

347.9953°

Eccentric anomaly

347.55741°

Mean motion

3.36429 °/min

BSTAR

0.00010834

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 20C 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.
8 mins	2025-05-09 14:52:16.538Z	157.059° SSE	2025-05-09 14:55:16.538Z	118.854° SE	22.407°	2025-05-09 15:00:16.538Z	58.576° ENE
9 mins	2025-05-09 16:42:16.538Z	244.47° WSW	2025-05-09 16:46:16.538Z	327.079° NNW	36.492°	2025-05-09 16:51:16.538Z	24.329° NE
8 mins	2025-05-09 22:22:16.538Z	359.162° N	2025-05-09 22:25:16.538Z	28.11° NE	17.593°	2025-05-09 22:30:16.538Z	72.206° E
13 mins	2025-05-10 00:12:16.538Z	334.936° NNW	2025-05-10 00:17:16.538Z	40.067° NE	42.118°	2025-05-10 00:25:16.538Z	134.475° SE
11 mins	2025-05-10 02:03:16.538Z	295.565° NW	2025-05-10 02:08:16.538Z	243.186° WSW	25.664°	2025-05-10 02:14:16.538Z	194.13° SSW

Authenticating...

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Check out YAOGAN 20C, 40111 on other resources

View YAOGAN 20C, 40111 on NASA - NSSDCA Website

View YAOGAN 20C, 40111 on Heavens-Above

View YAOGAN 20C, 40111 on Keep Track

View YAOGAN 20C, 40111 on Celestrak

View YAOGAN 20C, 40111 on Gunter's Space Page

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