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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 (8 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: 7 hours ago

TLE from 7 hours ago

0 YUNHAI 2-1E
1 43913U 18112E   26305.14374263 -.00000059  00000-0  40321-4 0  9998
2 43913  50.0072 305.3269 0004790 128.3299 231.8047 14.29055912408744

Epoch: 2026-11-01T03:26Z

TLE epoch observation values (Epoch: 2026-11-01T03:26:59.363Z)

Latitude

-0.00004°

Longitude

-146.85982°

Altitude

797.545 km

Speed

7.455 km/s

True Right ascension

20h 21m 18s

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

05:46:02

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

799.063 km

Perigee altitude

792.191 km

Semi-major axis

7,173.764 km

Eccentricity

0.00048

Inclination

50.0072°

RAAN

305.3269°

Arg. of periapsis

128.3299°

True anomaly

231.76158°

Mean anomaly

231.8047°

Eccentric anomaly

231.78314°

Mean motion

3.57209 °/min

Orbital period

100.78 mins

BSTAR

0.000040321

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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 2-1E 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	2026-11-01 10:42:39.991Z	287.148° WNW	2026-11-01 10:46:39.991Z	236.405° WSW	33.624°	2026-11-01 10:51:39.991Z	164.38° S
5 mins	2026-11-02 01:25:39.991Z	153.632° SSE	2026-11-02 01:27:39.991Z	127.112° SE	18.558°	2026-11-02 01:30:39.991Z	90.916° ESE
9 mins	2026-11-02 03:08:39.991Z	231.832° WSW	2026-11-02 03:12:39.991Z	78.901° E	80.857°	2026-11-02 03:17:39.991Z	56.501° ENE
8 mins	2026-11-02 04:54:39.991Z	286.488° WNW	2026-11-02 04:58:39.991Z	352.974° N	34.918°	2026-11-02 05:02:39.991Z	46.454° ENE
7 mins	2026-11-02 06:41:39.991Z	317.436° NNW	2026-11-02 06:44:39.991Z	2.002° NNE	28.981°	2026-11-02 06:48:39.991Z	59.477° ENE
8 mins	2026-11-02 08:27:39.991Z	316.183° NNW	2026-11-02 08:31:39.991Z	48.164° ENE	52.745°	2026-11-02 08:35:39.991Z	102.113° ESE

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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: 7 hours ago

TLE from 7 hours ago

TLE epoch observation values (Epoch: 2026-11-01T03:26:59.363Z)

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: 7 hours ago