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YUNHAI 2-1D, 43912

Orbit data source: Space-Track

YUNHAI 2-1D, 43912 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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https://www.satcat.com/sats-embedded/43912?theme=dark&initialShowStats=false

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Identifier

43912, 2018-112D

Orbit

LEO

Country

CN / PRC

Related business

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

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 (7 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, 0.5 m

Radar Cross Section

0.166 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 1 day ago

TLE from 1 day ago

0 YUNHAI 2-1D
1 43912U 18112D   26172.53018352  .00000002  00000-0  64066-4 0  9995
2 43912  50.0106 268.9970 0015246   0.3903 359.7022 14.29032991388206

Epoch: 2026-06-21T12:43Z

TLE epoch observation values (Epoch: 2026-06-21T12:43:27.856Z)

Latitude

0.00001°

Longitude

168.40181°

Altitude

784.561 km

Speed

7.468 km/s

True Right ascension

17h 55m 59s

True Declination

0° 00' 00"

Sunlit

Object was in full shadow at epoch

Visualization orbit readout

Latitude

Unknown

Longitude

Unknown

Altitude

Unknown

Speed

Unknown

Apparent Right ascension

Unknown

Apparent Declination

Unknown

Sunlit

N/A

Visualization observer readout

Local Sidereal Time

00:50:51

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

806.64 km

Perigee altitude

784.766 km

Semi-major axis

7,173.84 km

Eccentricity

0.00152

Inclination

50.0106°

RAAN

268.997°

Arg. of periapsis

0.3903°

True anomaly

359.70129°

Mean anomaly

359.7022°

Eccentric anomaly

359.70175°

Mean motion

3.57203 °/min

Orbital period

100.78 mins

BSTAR

0.000064066

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

YUNHAI 2-1B, 43910

YUNHAI 2-1E, 43913

HONGYAN 1, 43914

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

YUNHAI 2-1C, 43911

YUNHAI 2-1A, 43909

YUNHAI 2-1F, 43915

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YUNHAI 2-1D Visibility forecast

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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.
9 mins	2026-06-22 14:20:17.690Z	312.557° NW	2026-06-22 14:25:17.690Z	33.768° NE	34.278°	2026-06-22 14:29:17.690Z	90.23° ESE
9 mins	2026-06-22 16:06:17.690Z	295.068° NW	2026-06-22 16:10:17.690Z	231.1° WSW	40.186°	2026-06-22 16:15:17.690Z	144.263° SSE
8 mins	2026-06-23 08:32:17.690Z	206.444° SW	2026-06-23 08:35:17.690Z	155.595° SSE	37.855°	2026-06-23 08:40:17.690Z	65.386° ENE
9 mins	2026-06-23 10:17:17.690Z	269.214° W	2026-06-23 10:21:17.690Z	338.792° N	35.626°	2026-06-23 10:26:17.690Z	49.491° ENE
8 mins	2026-06-23 12:04:17.690Z	308.738° NW	2026-06-23 12:07:17.690Z	351.239° N	25.238°	2026-06-23 12:12:17.690Z	57.09° ENE

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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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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings

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Check out YUNHAI 2-1D, 43912 on other resources

View YUNHAI 2-1D, 43912 on NASA - NSSDCA Website

View YUNHAI 2-1D, 43912 on Heavens-Above

View YUNHAI 2-1D, 43912 on Keep Track

View YUNHAI 2-1D, 43912 on Celestrak

View YUNHAI 2-1D, 43912 on Gunter's Space Page

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

YUNHAI 2-1D, 43912

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 1 day ago

TLE from 1 day ago

TLE epoch observation values (Epoch: 2026-06-21T12:43:27.856Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

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

YUNHAI 2-1D Visibility forecast

Co-orbital & Co-planar RSOs

Check out YUNHAI 2-1D, 43912 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 1 day ago