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YUNHAI 2-1F, 43915

Orbit data source: Space-Track

YUNHAI 2-1F, 43915 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 URL

https://www.satcat.com/sats-embedded/43915?theme=dark&initialShowStats=false

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Identifier

43915, 2018-112G

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: 7 hours ago

TLE from 7 hours ago

0 YUNHAI 2-1F
1 43915U 18112G   26035.16189731  .00000072  00000-0  91617-4 0  9994
2 43915  50.0114  72.2966 0007462 221.2163 138.8189 14.28963650369283

Epoch: 2026-02-04T03:53Z

TLE epoch observation values (Epoch: 2026-02-04T03:53:07.927Z)

Latitude

-0.00006°

Longitude

-120.31892°

Altitude

799.759 km

Speed

7.453 km/s

True Right ascension

04h 49m 11s

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

12:24:04

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

801.288 km

Perigee altitude

790.582 km

Semi-major axis

7,174.072 km

Eccentricity

0.00075

Inclination

50.0114°

RAAN

72.2966°

Arg. of periapsis

221.2163°

True anomaly

138.87516°

Mean anomaly

138.8189°

Eccentric anomaly

138.84704°

Mean motion

3.57186 °/min

Orbital period

100.79 mins

BSTAR

0.000091617

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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 2-1F 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 11:04:08.524Z	310.922° NW	2026-02-04 11:08:08.524Z	5.285° NNE	39.83°	2026-02-04 11:13:08.524Z	105.333° ESE
8 mins	2026-02-04 12:50:08.524Z	283.532° WNW	2026-02-04 12:54:08.524Z	218.881° SW	30.334°	2026-02-04 12:58:08.524Z	163.996° S
5 mins	2026-02-05 03:32:08.524Z	155.928° SSE	2026-02-05 03:34:08.524Z	131.335° SE	16.524°	2026-02-05 03:37:08.524Z	94.862° ESE
9 mins	2026-02-05 05:15:08.524Z	229.215° WSW	2026-02-05 05:19:08.524Z	153.16° SSE	44.69°	2026-02-05 05:24:08.524Z	57.52° ENE
8 mins	2026-02-05 07:01:08.524Z	282.721° WNW	2026-02-05 07:05:08.524Z	345.399° N	30.719°	2026-02-05 07:09:08.524Z	44.7° NE
8 mins	2026-02-05 08:48:08.524Z	314.058° NW	2026-02-05 08:51:08.524Z	355.574° N	25.619°	2026-02-05 08:56:08.524Z	63.557° 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 2-1F, 43915 on other resources

View YUNHAI 2-1F, 43915 on NASA - NSSDCA Website

View YUNHAI 2-1F, 43915 on Heavens-Above

View YUNHAI 2-1F, 43915 on Keep Track

View YUNHAI 2-1F, 43915 on Celestrak

View YUNHAI 2-1F, 43915 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 2-1F, 43915

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: 2026-02-04T03:53:07.927Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

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

YUNHAI 2-1F Visibility forecast

Co-orbital & Co-planar RSOs

Check out YUNHAI 2-1F, 43915 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 7 hours ago