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BEIDOU 3M12, 43603

Orbit data source: Space-Track

BEIDOU 3M12, 43603 is a payload satellite owned by CNSA (CN) in MEO that was launched on Fri, 24 Aug 2018 UTC via a CHANG ZHENG 3B/YZ-1 launch vehicle from the Xichang Space Center, China (XSC). 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/43603?theme=dark&initialShowStats=false

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Identifier

43603, 2018-067B

Orbit

MEO

Country

CN / PRC

Related business

China National Space Administration (CN)

Manufacturer

SECM

Mission

Operational Defense Navigation

Bus & Motor

BD-3M2, Unknown motor

Mass

1,014 kg wet, ~850 kg dry

Launch date (UTC)

2018-08-24 (7 years ago)

Launch vehicle

CHANG ZHENG 3B/YZ-1

Launch site

Xichang Space Center, China (XSC)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box + 2 Pan, 5.0 m

Radar Cross Section

8.984 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 2 days ago

TLE from 2 days ago

0 BEIDOU 3M12
1 43603U 18067B   26037.56263499  .00000052  00000-0  00000-0 0  9997
2 43603  54.1815 185.4326 0005350  37.2993 322.6937  1.86227174 50710

Epoch: 2026-02-06T13:30Z

TLE epoch observation values (Epoch: 2026-02-06T13:30:11.663Z)

Latitude

0.00002°

Longitude

-153.82276°

Altitude

21,516.813 km

Speed

3.781 km/s

True Right ascension

12h 21m 41s

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

19:51:48

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

21,543.403 km

Perigee altitude

21,513.543 km

Semi-major axis

27,906.61 km

Eccentricity

0.00054

Inclination

54.1815°

RAAN

185.4326°

Arg. of periapsis

37.2993°

True anomaly

322.65652°

Mean anomaly

322.6937°

Eccentric anomaly

322.67511°

Mean motion

0.46557 °/min

Orbital period

773.25 mins

BSTAR

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Computing Atmospheric mass density...

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Other satellites on launch #67 in the year 2018 (2018-08-24 UTC)

YZ-1 R/B, 43605

BEIDOU 3M11, 43602

CZ-3B R/B, 43604 (Decayed)

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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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BEIDOU 3M12 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.
333 mins	2026-02-08 19:02:55.736Z	306.27° NW	2026-02-08 21:53:55.736Z	264.619° W	41.403°	2026-02-09 00:35:55.736Z	198.136° SSW
188 mins	2026-02-09 06:05:55.736Z	105.767° ESE	2026-02-09 07:42:55.736Z	67.79° E	23.073°	2026-02-09 09:13:55.736Z	37.792° NE

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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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Click to sort rows by RSO header in ascending order	Click to sort rows by Country header in ascending order	Click to sort rows by Type header in ascending order	Click to sort rows by Inclination Δ header in ascending order	Click to sort rows by RAAN Δ header in ascending order	Click to sort rows by Coplanar Angle header in ascending order	Click to sort rows by SMA Δ header in ascending order	Click to sort rows by Orbital period header in ascending order	Click to sort rows by <5km Md TCA header in descending order

CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings

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Check out BEIDOU 3M12, 43603 on other resources

View BEIDOU 3M12, 43603 on NASA - NSSDCA Website

View BEIDOU 3M12, 43603 on Heavens-Above

View BEIDOU 3M12, 43603 on Keep Track

View BEIDOU 3M12, 43603 on Celestrak

View BEIDOU 3M12, 43603 on Gunter's Space Page

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

BEIDOU 3M12, 43603

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 2 days ago

TLE from 2 days ago

TLE epoch observation values (Epoch: 2026-02-06T13:30:11.663Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #67 in the year 2018 (2018-08-24 UTC)

BEIDOU 3M12 Visibility forecast

Co-orbital & Co-planar RSOs

Check out BEIDOU 3M12, 43603 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 2 days ago