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YAOGAN 20A, 40109

Orbit data source: Space-Track

YAOGAN 20A, 40109 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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Identifier
40109, 2014-047A
Orbit
LEO
Last TLE update
12 hours ago
Origin
Manufacturer
CAST
Mission
Operational Defense Sigint
Bus & Motor
JB-8, Unknown motor
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 20A
1 40109U 14047A   25199.85919069 -.00000029  00000-0  70476-4 0  9993
2 40109  63.3810 158.3082 0361087  12.9255 348.0730 13.45394379537595
Epoch: 2025-07-18T20:37Z
TLE epoch observation values (Epoch: 2025-07-18T20:37:14.075Z)
Latitude
-0.00002°
Longitude
-87.90506°
Altitude
827.615 km
Speed
7.57 km/s
True Right ascension
10h 33m 13s
True Declination
0° 00' 00"
Sunlit
Object was in daylight at epoch
Visualization orbit readout
Latitude
-20.27479°
Longitude
101.45462°
Altitude
1,361.345 km
Speed
7.049 km/s
Apparent Right ascension
01h 47m 44s
Apparent Declination
-59° 45' 23"
Sunlit
Object is in full shadow
Visualization observer readout
Local Sidereal Time
21:08:38
Azimuth
148.601° SSE
Elevation
-24.884°
Doppler factor
1
Orbital elements
Apogee altitude
1,357.677 km
Perigee altitude
818.486 km
Semi-major axis
7,466.218 km
Eccentricity
0.03611
Inclination
63.381°
RAAN
158.3082°
Arg. of periapsis
12.9255°
True anomaly
347.17848°
Mean anomaly
348.073°
Eccentric anomaly
347.62979°
Mean motion
3.36428 °/min
Orbital period
107.01 mins
BSTAR
0.000070476
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