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YUNHAI 2-1A, 43909

Orbit data source: Space-Track

YUNHAI 2-1A, 43909 is a payload satellite owned by CASC (CN) in LEO that was launched on Sat, 29 Dec 2018 UTC via a CHANG ZHENG 2D/YZ-3 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/43909?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/43909?theme=dark&initialShowStats=false

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Identifier

43909, 2018-112A

Orbit

LEO

Last TLE update

7 hours ago

Origin

China Aerospace Science and Technology Corporation (CASC) (CN / PRC)

Manufacturer

DFH Shenzhen

Mission

Operational Defense Meteo Radio Occ.

Bus & Motor

YH-2, Unknown motor

Mass

~100 kg wet, ~100 kg dry

Launch date (UTC)

2018-12-29 (6 years ago)

Launch vehicle

CHANG ZHENG 2D/YZ-3

Launch site

Jiuquan Satellite Launch Center, China (JSC)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box + 2 Pan, 1 m

Radar Cross Section

0.166 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 7 hours ago

0 YUNHAI 2-1A
1 43909U 18112A   25129.08229443  .00000157  00000-0  12570-3 0  9990
2 43909  50.0118 319.2656 0000166 148.0265 212.0661 14.28778585333342

Epoch: 2025-05-09T01:58Z

Definitive object data (Epoch: 2025-05-09T01:58:30.238Z)

Latitude

0.00002°

Longitude

62.49608°

Altitude

796.449 km

Speed

7.457 km/s

True Right ascension

21h 17m 03s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at TLE epoch

Visualization TLE readout

Latitude

-11.75154°

Longitude

51.32653°

Altitude

798.732 km

Speed

7.455 km/s

Apparent Right ascension

23h 25m 52s

Apparent Declination

-42° 52' 19"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

16:46:16

Azimuth

121.417° SE

Elevation

-32.221°

Doppler factor

Orbital elements

Apogee altitude

796.673 km

Perigee altitude

796.435 km

Semi-major axis

7,174.691 km

Eccentricity

0.0000166

Inclination

50.0118°

RAAN

319.2656°

Arg. of periapsis

148.0265°

True anomaly

212.06509°

Mean anomaly

212.0661°

Eccentric anomaly

212.0656°

Mean motion

3.5714 °/min

BSTAR

0.0001257

Orbital period

100.8 mins

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Other satellites on launch #112 in the year 2018 (2018-12-29 UTC)

CZ-2D R/B, 43916 (Decayed)

YUNHAI 2-1A 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.
5 mins	2025-05-09 13:52:04.868Z	157.268° SSE	2025-05-09 13:55:04.868Z	122.228° SE	14.734°	2025-05-09 13:57:04.868Z	99.122° ESE
9 mins	2025-05-09 15:35:04.868Z	225.656° WSW	2025-05-09 15:39:04.868Z	178.72° S	43.552°	2025-05-09 15:44:04.868Z	59.131° ENE
8 mins	2025-05-09 17:22:04.868Z	285.958° WNW	2025-05-09 17:25:04.868Z	337.634° N	31.502°	2025-05-09 17:30:04.868Z	48.673° ENE
7 mins	2025-05-09 19:09:04.868Z	320.241° NNW	2025-05-09 19:12:04.868Z	9.039° NNE	25.544°	2025-05-09 19:16:04.868Z	60.409° ENE
9 mins	2025-05-09 20:54:04.868Z	314.054° NW	2025-05-09 20:58:04.868Z	20.448° NNE	37.363°	2025-05-09 21:03:04.868Z	99.015° ESE
8 mins	2025-05-09 22:40:04.868Z	287.326° WNW	2025-05-09 22:44:04.868Z	208.841° SW	35.297°	2025-05-09 22:48:04.868Z	154.156° SSE

Authenticating...

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Check out YUNHAI 2-1A, 43909 on other resources

View YUNHAI 2-1A, 43909 on NASA - NSSDCA Website

View YUNHAI 2-1A, 43909 on Heavens-Above

View YUNHAI 2-1A, 43909 on Keep Track

View YUNHAI 2-1A, 43909 on Celestrak

View YUNHAI 2-1A, 43909 on Gunter's Space Page

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