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BEIDOU 3M20, 44865

Orbit data source: Space-Track

BEIDOU 3M20, 44865 is a payload satellite owned by CNSA (CN) in MEO that was launched on Mon, 16 Dec 2019 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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Iframe URL

https://www.satcat.com/sats-embedded/44865?theme=dark&initialShowStats=false

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Identifier

44865, 2019-090B

Orbit

MEO

Country

CN / PRC

Related business

China National Space Administration (CN)

Manufacturer

CAST

Mission

Operational Defense Navigation

Bus & Motor

BD-3M, Unknown motor

Mass

1,014 kg wet, ~850 kg dry

Launch date (UTC)

2019-12-16 (6 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, Unknown HBR

Radar Cross Section

8.984 m², Large (>1 m²)

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Last TLE update: 2 days ago

TLE from 2 days ago

0 BEIDOU 3M20
1 44865U 19090B   25295.16108878 -.00000037  00000-0  00000-0 0  9999
2 44865  56.3507  70.7055 0013283 299.3103 219.9406  1.86231595 39781

Epoch: 2025-10-22T03:51Z

TLE epoch observation values (Epoch: 2025-10-22T03:51:58.070Z)

Latitude

17.19862°

Longitude

149.97611°

Altitude

21,556.38 km

Speed

3.776 km/s

True Right ascension

15h 55m 13s

True Declination

17° 10' 26"

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

01:29:23

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

21,565.015 km

Perigee altitude

21,490.879 km

Semi-major axis

27,906.084 km

Eccentricity

0.00133

Inclination

56.3507°

RAAN

70.7055°

Arg. of periapsis

299.3103°

True anomaly

219.84301°

Mean anomaly

219.9406°

Eccentric anomaly

219.89179°

Mean motion

0.46558 °/min

Orbital period

773.23 mins

BSTAR

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Computing Atmospheric mass density...

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Other satellites on launch #90 in the year 2019 (2019-12-16 UTC)

BEIDOU 3M19, 44864

YZ-1 R/B, 44866

CZ-3B R/B, 44867

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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 3M20 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.
406 mins	2025-10-24 15:26:13.845Z	276.528° WNW	2025-10-24 19:14:13.845Z	281.603° WNW	45°	2025-10-24 22:12:13.845Z	171.799° S

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 BEIDOU 3M20, 44865 on other resources

View BEIDOU 3M20, 44865 on NASA - NSSDCA Website

View BEIDOU 3M20, 44865 on Heavens-Above

View BEIDOU 3M20, 44865 on Keep Track

View BEIDOU 3M20, 44865 on Celestrak

View BEIDOU 3M20, 44865 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 3M20, 44865

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: 2025-10-22T03:51:58.070Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #90 in the year 2019 (2019-12-16 UTC)

BEIDOU 3M20 Visibility forecast

Co-orbital & Co-planar RSOs

Check out BEIDOU 3M20, 44865 on other resources

Documentation

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