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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

16 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 16 hours ago

0 YAOGAN 20C
1 40111U 14047C   25181.86648308 -.00000073  00000-0  20080-4 0  9998
2 40111  63.3790 205.2668 0359421  13.2117 347.8024 13.45401549535024

Epoch: 2025-06-30T20:47Z

TLE epoch observation values (Epoch: 2025-06-30T20:47:44.138Z)

Latitude

0.00007°

Longitude

-25.83721°

Altitude

829.087 km

Speed

7.568 km/s

True Right ascension

13h 41m 04s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

44.39897°

Longitude

1.63732°

Altitude

880.068 km

Speed

7.523 km/s

Apparent Right ascension

14h 10m 05s

Apparent Declination

5° 57' 39"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

00:44:07

Azimuth

331.583° NNW

Elevation

-40.028°

Doppler factor

Orbital elements

Apogee altitude

1,356.406 km

Perigee altitude

819.705 km

Semi-major axis

7,466.192 km

Eccentricity

0.03594

Inclination

63.379°

RAAN

205.2668°

Arg. of periapsis

13.2117°

True anomaly

Unknown

Mean anomaly

347.8024°

Eccentric anomaly

Unknown

Mean motion

3.3643 °/min

Orbital period

107.01 mins

BSTAR

0.00002008

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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.
12 mins	2025-07-01 13:26:14.470Z	302.5° NW	2025-07-01 13:31:14.470Z	253.506° W	28.239°	2025-07-01 13:38:14.470Z	189.588° SSW
9 mins	2025-07-02 03:16:14.470Z	207.431° SW	2025-07-02 03:20:14.470Z	61.951° ENE	43.969°	2025-07-02 03:25:14.470Z	35.815° NE
7 mins	2025-07-02 05:08:14.470Z	289.564° WNW	2025-07-02 05:11:14.470Z	327.292° NNW	19.193°	2025-07-02 05:15:14.470Z	9.844° NNE
4 mins	2025-07-02 08:57:14.470Z	9.945° NNE	2025-07-02 08:58:14.470Z	18.86° NNE	11.883°	2025-07-02 09:01:14.470Z	44.203° NE
12 mins	2025-07-02 10:46:14.470Z	345.659° N	2025-07-02 10:51:14.470Z	44.898° NE	31.676°	2025-07-02 10:58:14.470Z	111.384° ESE
13 mins	2025-07-02 12:36:14.470Z	314.088° NW	2025-07-02 12:42:14.470Z	239.743° WSW	39.044°	2025-07-02 12:49:14.470Z	169.907° S

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

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