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YUNHAI 2-1E, 43913

Orbit data source: Space-Track

YUNHAI 2-1E, 43913 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/43913?theme=dark&initialShowStats=false

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Identifier

43913, 2018-112E

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: 14 hours ago

TLE from 14 hours ago

0 YUNHAI 2-1E
1 43913U 18112E   26124.79429829  .00000113  00000-0  10764-3 0  9994
2 43913  50.0085 350.9469 0004916 212.1536 147.9080 14.28993814382951

Epoch: 2026-05-04T19:03Z

TLE epoch observation values (Epoch: 2026-05-04T19:03:47.372Z)

Latitude

-0.00001°

Longitude

-157.67887°

Altitude

798.616 km

Speed

7.454 km/s

True Right ascension

23h 23m 47s

True Declination

0° 00' 00"

Sunlit

Object was in daylight 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

16:30:51

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

799.361 km

Perigee altitude

792.308 km

Semi-major axis

7,173.971 km

Eccentricity

0.00049

Inclination

50.0085°

RAAN

350.9469°

Arg. of periapsis

212.1536°

True anomaly

147.93791°

Mean anomaly

147.908°

Eccentric anomaly

147.92296°

Mean motion

3.57194 °/min

Orbital period

100.79 mins

BSTAR

0.00010764

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

YUNHAI 2-1C, 43911

YUNHAI 2-1D, 43912

YUNHAI 2-1F, 43915

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

YUNHAI 2-1B, 43910

HONGYAN 1, 43914

YUNHAI 2-1A, 43909

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YUNHAI 2-1E 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	2026-05-05 17:01:22.797Z	198.832° SSW	2026-05-05 17:06:22.797Z	127.232° SE	30.736°	2026-05-05 17:10:22.797Z	72.689° E
9 mins	2026-05-05 18:47:22.797Z	257.235° W	2026-05-05 18:51:22.797Z	333.231° NNW	40.314°	2026-05-05 18:56:22.797Z	50.637° ENE
8 mins	2026-05-05 20:34:22.797Z	303.619° NW	2026-05-05 20:37:22.797Z	347.975° N	26.194°	2026-05-05 20:42:22.797Z	53.443° ENE
8 mins	2026-05-05 22:20:22.797Z	316.546° NNW	2026-05-05 22:24:22.797Z	18.684° NNE	29.537°	2026-05-05 22:28:22.797Z	75.771° E
9 mins	2026-05-06 00:06:22.797Z	304.357° NW	2026-05-06 00:10:22.797Z	122.908° SE	44.808°	2026-05-06 00:15:22.797Z	125.611° SE
6 mins	2026-05-06 01:52:22.797Z	265.463° W	2026-05-06 01:55:22.797Z	225.805° WSW	18.668°	2026-05-06 01:58:22.797Z	189.916° SSW

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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 2-1E, 43913 on other resources

View YUNHAI 2-1E, 43913 on NASA - NSSDCA Website

View YUNHAI 2-1E, 43913 on Heavens-Above

View YUNHAI 2-1E, 43913 on Keep Track

View YUNHAI 2-1E, 43913 on Celestrak

View YUNHAI 2-1E, 43913 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 2-1E, 43913

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 14 hours ago

TLE from 14 hours ago

TLE epoch observation values (Epoch: 2026-05-04T19:03:47.372Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

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

YUNHAI 2-1E Visibility forecast

Co-orbital & Co-planar RSOs

Check out YUNHAI 2-1E, 43913 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 14 hours ago