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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 (7 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: 5 hours ago

TLE from 5 hours ago

0 HONGYUN 1
1 43871U 18108A   26123.52295660  .00000131  00000-0  27112-3 0  9991
2 43871  99.7689 146.1410 0012378 126.6104 233.6171 13.50808965363056

Epoch: 2026-05-03T12:33Z

TLE epoch observation values (Epoch: 2026-05-03T12:33:03.450Z)

Latitude

0.00001°

Longitude

96.45134°

Altitude

1,077.544 km

Speed

7.311 km/s

True Right ascension

09h 44m 33s

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

01:36:35

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,075.803 km

Perigee altitude

1,057.372 km

Semi-major axis

7,444.725 km

Eccentricity

0.00124

Inclination

99.7689°

RAAN

146.141°

Arg. of periapsis

126.6104°

True anomaly

233.50301°

Mean anomaly

233.6171°

Eccentric anomaly

233.56005°

Mean motion

3.37886 °/min

Orbital period

106.54 mins

BSTAR

0.00027112

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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.
11 mins	2026-05-04 01:06:29.638Z	153.119° SSE	2026-05-04 01:11:29.638Z	99.639° ESE	43.147°	2026-05-04 01:17:29.638Z	350.484° N
7 mins	2026-05-04 02:54:29.638Z	236.743° WSW	2026-05-04 02:57:29.638Z	267.997° W	17.272°	2026-05-04 03:01:29.638Z	307.54° NW
11 mins	2026-05-04 14:02:29.638Z	24.947° NE	2026-05-04 14:07:29.638Z	88.884° E	40.667°	2026-05-04 14:13:29.638Z	179.944° S
8 mins	2026-05-04 15:48:29.638Z	342.5° N	2026-05-04 15:52:29.638Z	297.845° NW	22.094°	2026-05-04 15:56:29.638Z	254.459° W

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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: 5 hours ago

TLE from 5 hours ago

TLE epoch observation values (Epoch: 2026-05-03T12:33:03.450Z)

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: 5 hours ago