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COSMOS 2544 (GLONASS), 44850

Orbit data source: Space-Track

COSMOS 2544 (GLONASS), 44850 is a Commonwealth of Independent States-origin payload satellite in MEO that was launched on Wed, 11 Dec 2019 UTC via a SOYUZ-2-1B launch vehicle from the Plesetsk Missile And Space Complex (PKMTR). 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 src="https://www.satcat.com/sats-embedded/44850?theme=dark&initialShowStats=false" width="600" height="400" frameborder="0" title="Kayhan Space Satcat Satellite Viewer"></iframe>

Iframe URL

https://www.satcat.com/sats-embedded/44850?theme=dark&initialShowStats=false

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Identifier

44850, 2019-088A

Orbit

MEO

Country

CIS

Related business

Russian Space Forces (RU)

Manufacturer

Resehetnev ISS

Mission

Operational Defense Navigation

Bus & Motor

URAGAN, Unknown motor

Mass

1,450 kg wet, ~1,200 kg dry

Launch date (UTC)

2019-12-11 (6 years ago)

Launch vehicle

SOYUZ-2-1B

Launch site

Plesetsk Missile And Space Complex (PKMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cyl + 1 Ant + 2 Pan, Unknown HBR

Radar Cross Section

8.467 m², Large (>1 m²)

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

TLE from 2 days ago

0 COSMOS 2544 (GLONASS)
1 44850U 19088A   26075.58481207  .00000063  00000-0  00000-0 0  9991
2 44850  65.5133  76.8200 0015831 260.1678  99.6904  2.13102147 48748

Epoch: 2026-03-16T14:02Z

TLE epoch observation values (Epoch: 2026-03-16T14:02:07.762Z)

Latitude

-0.00007°

Longitude

52.10346°

Altitude

19,137.26 km

Speed

3.952 km/s

True Right ascension

05h 07m 14s

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

14:39:09

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

19,169.854 km

Perigee altitude

19,089.092 km

Semi-major axis

25,507.61 km

Eccentricity

0.00158

Inclination

65.5133°

RAAN

76.82°

Arg. of periapsis

260.1678°

True anomaly

99.86916°

Mean anomaly

99.6904°

Eccentric anomaly

99.77979°

Mean motion

0.53277 °/min

Orbital period

675.72 mins

BSTAR

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Other satellites on launch #88 in the year 2019 (2019-12-11 UTC)

FREGAT R/B, 44851

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COSMOS 2544 (GLONASS) 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.
160 mins	2026-03-18 13:46:43.095Z	336.573° NNW	2026-03-18 15:04:43.095Z	301.514° NW	25.223°	2026-03-18 16:26:43.095Z	259.769° W
245 mins	2026-03-18 21:42:43.095Z	147.382° SSE	2026-03-18 23:43:43.095Z	81.245° E	40.458°	2026-03-19 01:47:43.095Z	32.489° 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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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings

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Check out COSMOS 2544 (GLONASS), 44850 on other resources

View COSMOS 2544 (GLONASS), 44850 on NASA - NSSDCA Website

View COSMOS 2544 (GLONASS), 44850 on Heavens-Above

View COSMOS 2544 (GLONASS), 44850 on Keep Track

View COSMOS 2544 (GLONASS), 44850 on Celestrak

View COSMOS 2544 (GLONASS), 44850 on Gunter's Space Page

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

COSMOS 2544 (GLONASS), 44850

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: 2026-03-16T14:02:07.762Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #88 in the year 2019 (2019-12-11 UTC)

COSMOS 2544 (GLONASS) Visibility forecast

Co-orbital & Co-planar RSOs

Check out COSMOS 2544 (GLONASS), 44850 on other resources

Documentation

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