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YAOGAN-31 C, 43277

Orbit data source: Space-Track

YAOGAN-31 C, 43277 is a payload satellite owned by PLA SSF (CN) in LEO that was launched on Tue, 10 Apr 2018 UTC via a CHANG ZHENG 4C 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/43277?theme=dark&initialShowStats=false

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Identifier

43277, 2018-034C

Orbit

LEO

Country

CN / PRC

Related business

Strategic Support Troops (CN)

Manufacturer

DFH

Mission

Operational Defense Sigint

Bus & Motor

Unknown

Mass

~500 kg wet, ~500 kg dry

Launch date (UTC)

2018-04-10 (8 years ago)

Launch vehicle

CHANG ZHENG 4C

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

0.446 m², Large (>1 m²)

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

TLE from 22 hours ago

0 YAOGAN-31 C
1 43277U 18034C   26172.52638990  .00000004  00000-0  12681-3 0  9994
2 43277  63.3961  79.4875 0275926   7.1532 353.3307 13.45444606402829

Epoch: 2026-06-21T12:38Z

TLE epoch observation values (Epoch: 2026-06-21T12:38:00.087Z)

Latitude

0°

Longitude

-19.73826°

Altitude

886.248 km

Speed

7.51 km/s

True Right ascension

05h 17m 57s

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

21:42:33

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,293.902 km

Perigee altitude

881.887 km

Semi-major axis

7,466.032 km

Eccentricity

0.02759

Inclination

63.3961°

RAAN

79.4875°

Arg. of periapsis

7.1532°

True anomaly

352.95048°

Mean anomaly

353.3307°

Eccentric anomaly

353.14192°

Mean motion

3.36441 °/min

Orbital period

107 mins

BSTAR

0.00012681

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Other satellites on launch #34 in the year 2018 (2018-04-10 UTC)

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YAOGAN-31 C 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	2026-06-22 19:04:30.929Z	191.938° SSW	2026-06-22 19:09:30.929Z	118.498° SE	39.283°	2026-06-22 19:15:30.929Z	42.174° NE
9 mins	2026-06-22 20:56:30.929Z	268.271° W	2026-06-22 21:00:30.929Z	321.322° NNW	25.835°	2026-06-22 21:05:30.929Z	16.219° NNE
10 mins	2026-06-23 02:36:30.929Z	352.743° N	2026-06-23 02:40:30.929Z	36.264° NE	25.73°	2026-06-23 02:46:30.929Z	94.855° ESE
13 mins	2026-06-23 04:26:30.929Z	321.169° NNW	2026-06-23 04:32:30.929Z	208.584° SW	43.726°	2026-06-23 04:39:30.929Z	156.179° SSE
5 mins	2026-06-23 06:19:30.929Z	273.183° WNW	2026-06-23 06:21:30.929Z	256.579° W	13.694°	2026-06-23 06:24:30.929Z	232.439° WSW

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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 YAOGAN-31 C, 43277 on other resources

View YAOGAN-31 C, 43277 on NASA - NSSDCA Website

View YAOGAN-31 C, 43277 on Heavens-Above

View YAOGAN-31 C, 43277 on Keep Track

View YAOGAN-31 C, 43277 on Celestrak

View YAOGAN-31 C, 43277 on Gunter's Space Page

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

YAOGAN-31 C, 43277

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: 2026-06-21T12:38:00.087Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #34 in the year 2018 (2018-04-10 UTC)

YAOGAN-31 C Visibility forecast

Co-orbital & Co-planar RSOs

Check out YAOGAN-31 C, 43277 on other resources

Documentation

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