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YAOGAN-32 B, 43643

Orbit data source: Space-Track

YAOGAN-32 B, 43643 is a payload satellite owned by PLA SSF (CN) in SSO that was launched on Tue, 09 Oct 2018 UTC via a CHANG ZHENG 2C/YZ-1S 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/43643?theme=dark&initialShowStats=false

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Identifier

43643, 2018-077B

Orbit

SSO

Country

CN / PRC

Related business

Strategic Support Troops (CN)

Manufacturer

SECM?

Mission

Operational Defense Sigint

Bus & Motor

Unknown

Mass

~500 kg wet, ~500 kg dry

Launch date (UTC)

2018-10-09 (8 years ago)

Launch vehicle

CHANG ZHENG 2C/YZ-1S

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: 4 hours ago

TLE from 4 hours ago

0 YAOGAN-32 B
1 43643U 18077B   26125.17650029  .00000580  00000-0  12208-3 0  9998
2 43643  98.1506 154.1868 0005954   9.1535 350.9774 14.63118605403546

Epoch: 2026-05-05T04:14Z

TLE epoch observation values (Epoch: 2026-05-05T04:14:09.625Z)

Latitude

-0.00004°

Longitude

-132.4084°

Altitude

681.96 km

Speed

7.518 km/s

True Right ascension

10h 16m 44s

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

16:35:44

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

684.399 km

Perigee altitude

675.994 km

Semi-major axis

7,058.334 km

Eccentricity

0.0006

Inclination

98.1506°

RAAN

154.1868°

Arg. of periapsis

9.1535°

True anomaly

350.96669°

Mean anomaly

350.9774°

Eccentric anomaly

350.97205°

Mean motion

3.66007 °/min

Orbital period

98.36 mins

BSTAR

0.00012208

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Other satellites on launch #77 in the year 2018 (2018-10-09 UTC)

YZ-1S DEB, 43644

YAOGAN-32 A, 43642

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You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.

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YAOGAN-32 B 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.
8 mins	2026-05-05 14:39:15.274Z	17.951° NNE	2026-05-05 14:43:15.274Z	99.56° ESE	43.655°	2026-05-05 14:47:15.274Z	186.085° SSW
7 mins	2026-05-06 01:42:15.274Z	153.714° SSE	2026-05-06 01:45:15.274Z	100.066° ESE	42.284°	2026-05-06 01:49:15.274Z	354.325° N

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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-32 B, 43643 on other resources

View YAOGAN-32 B, 43643 on NASA - NSSDCA Website

View YAOGAN-32 B, 43643 on Heavens-Above

View YAOGAN-32 B, 43643 on Keep Track

View YAOGAN-32 B, 43643 on Celestrak

View YAOGAN-32 B, 43643 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-32 B, 43643

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 4 hours ago

TLE from 4 hours ago

TLE epoch observation values (Epoch: 2026-05-05T04:14:09.625Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #77 in the year 2018 (2018-10-09 UTC)

YAOGAN-32 B Visibility forecast

Co-orbital & Co-planar RSOs

Check out YAOGAN-32 B, 43643 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 4 hours ago