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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: 6 hours ago

TLE from 6 hours ago

0 YUNHAI 2-1D
1 43912U 18112D   26035.18539703  .00000147  00000-0  12086-3 0  9996
2 43912  50.0098 131.9909 0015716 237.4099 122.5299 14.28965269368569

Epoch: 2026-02-04T04:26Z

TLE epoch observation values (Epoch: 2026-02-04T04:26:58.303Z)

Latitude

-0.00003°

Longitude

-69.10766°

Altitude

801.798 km

Speed

7.451 km/s

True Right ascension

08h 47m 57s

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

12:23:32

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

807.205 km

Perigee altitude

784.655 km

Semi-major axis

7,174.067 km

Eccentricity

0.00157

Inclination

50.0098°

RAAN

131.9909°

Arg. of periapsis

237.4099°

True anomaly

122.68158°

Mean anomaly

122.5299°

Eccentric anomaly

122.60575°

Mean motion

3.57187 °/min

Orbital period

100.79 mins

BSTAR

0.00012086

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

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

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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	2026-02-04 11:26:36.270Z	283.112° WNW	2026-02-04 11:30:36.270Z	336.21° NNW	29.466°	2026-02-04 11:35:36.270Z	48.286° ENE
7 mins	2026-02-04 13:14:36.270Z	320.117° NNW	2026-02-04 13:17:36.270Z	7.243° NNE	26.454°	2026-02-04 13:21:36.270Z	62.63° ENE
9 mins	2026-02-04 14:59:36.270Z	311.664° NW	2026-02-04 15:03:36.270Z	14.35° NNE	40.232°	2026-02-04 15:08:36.270Z	105.689° ESE
8 mins	2026-02-04 16:45:36.270Z	282.32° WNW	2026-02-04 16:49:36.270Z	214.328° SW	30.307°	2026-02-04 16:53:36.270Z	162.757° S
5 mins	2026-02-05 07:27:36.270Z	153.277° SSE	2026-02-05 07:29:36.270Z	128.234° SE	16.553°	2026-02-05 07:32:36.270Z	92.857° ESE
9 mins	2026-02-05 09:10:36.270Z	228.676° WSW	2026-02-05 09:14:36.270Z	112.048° ESE	44.54°	2026-02-05 09:19:36.270Z	57.52° 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: 6 hours ago

TLE from 6 hours ago

TLE epoch observation values (Epoch: 2026-02-04T04:26:58.303Z)

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: 6 hours ago