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HONGYUN 1, 43871

Orbit data source: Space-Track

HONGYUN 1, 43871 is a payload satellite owned by CASIC (CN) in SSO that was launched on Fri, 21 Dec 2018 UTC via a CHANG ZHENG 11 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/43871?theme=dark&initialShowStats=false

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Identifier

43871, 2018-108A

Orbit

SSO

Country

CN / PRC

Related business

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

Manufacturer

CASIC

Mission

Operational Civil Communications

Bus & Motor

HONGYUN, Unknown motor

Mass

~250 kg wet, ~250 kg dry

Launch date (UTC)

2018-12-21 (8 years ago)

Launch vehicle

CHANG ZHENG 11

Launch site

Jiuquan Satellite Launch Center, China (JSC)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box + 2 Pan, 2.0 m

Radar Cross Section

1.356 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 22 hours ago

TLE from 22 hours ago

0 HONGYUN 1
1 43871U 18108A   26172.54235264 -.00000262  00000-0 -33440-3 0  9999
2 43871  99.7501 194.2539 0013619  56.1330 304.1099 13.51424303369670

Epoch: 2026-06-21T13:00Z

TLE epoch observation values (Epoch: 2026-06-21T13:00:59.268Z)

Latitude

0.00002°

Longitude

89.26582°

Altitude

1,064.131 km

Speed

7.323 km/s

True Right ascension

12h 57m 00s

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

21:34:56

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,074.461 km

Perigee altitude

1,054.189 km

Semi-major axis

7,442.462 km

Eccentricity

0.00136

Inclination

99.7501°

RAAN

194.2539°

Arg. of periapsis

56.133°

True anomaly

303.98056°

Mean anomaly

304.1099°

Eccentric anomaly

304.04524°

Mean motion

3.3804 °/min

Orbital period

106.5 mins

BSTAR

-0.0003344

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Other satellites on launch #108 in the year 2018 (2018-12-21 UTC)

CZ-11 R/B, 43872

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HONGYUN 1 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.
6 mins	2026-06-22 12:45:54.797Z	61.713° ENE	2026-06-22 12:48:54.797Z	90.317° ESE	13.884°	2026-06-22 12:51:54.797Z	118.727° SE
11 mins	2026-06-22 14:29:54.797Z	13.512° NNE	2026-06-22 14:34:54.797Z	226.391° WSW	44.71°	2026-06-22 14:40:54.797Z	198.719° SSW
5 mins	2026-06-22 16:16:54.797Z	322.45° NNW	2026-06-22 16:18:54.797Z	302.038° NW	14.661°	2026-06-22 16:21:54.797Z	273.6° WNW
11 mins	2026-06-23 00:40:54.797Z	134.477° SE	2026-06-23 00:45:54.797Z	66.322° ENE	35.944°	2026-06-23 00:51:54.797Z	357.299° N
9 mins	2026-06-23 02:26:54.797Z	214.529° SW	2026-06-23 02:30:54.797Z	262.354° W	25.719°	2026-06-23 02:35:54.797Z	319.202° NNW

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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 HONGYUN 1, 43871 on other resources

View HONGYUN 1, 43871 on NASA - NSSDCA Website

View HONGYUN 1, 43871 on Heavens-Above

View HONGYUN 1, 43871 on Keep Track

View HONGYUN 1, 43871 on Celestrak

View HONGYUN 1, 43871 on Gunter's Space Page

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

HONGYUN 1, 43871

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 22 hours ago

TLE from 22 hours ago

TLE epoch observation values (Epoch: 2026-06-21T13:00:59.268Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #108 in the year 2018 (2018-12-21 UTC)

HONGYUN 1 Visibility forecast

Co-orbital & Co-planar RSOs

Check out HONGYUN 1, 43871 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 22 hours ago