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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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Identifier
44850, 2019-088A
Orbit
MEO
Last TLE update
11 hours ago
Origin
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

TLE from 11 hours ago
0 COSMOS 2544 (GLONASS)
1 44850U 19088A   25194.22268662  .00000008  00000-0  00000+0 0  9999
2 44850  65.3750  85.0594 0012336 256.6007 103.3318  2.13102059 43471
Epoch: 2025-07-13T05:20Z
TLE epoch observation values (Epoch: 2025-07-13T05:20:40.123Z)
Latitude
Longitude
73.56041°
Altitude
19,137.752 km
Speed
3.952 km/s
True Right ascension
05h 40m 18s
True Declination
0° 00' 00"
Sunlit
Object was in daylight at epoch
Visualization orbit readout
Latitude
-11.231°
Longitude
68.33543°
Altitude
19,133.261 km
Speed
3.953 km/s
Apparent Right ascension
05h 28m 55s
Apparent Declination
-24° 04' 25"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
04:39:55
Azimuth
167.657° S
Elevation
24.998°
Doppler factor
1
Orbital elements
Apogee altitude
19,160.951 km
Perigee altitude
19,098.019 km
Semi-major axis
25,507.622 km
Eccentricity
0.00123
Inclination
65.375°
RAAN
85.0594°
Arg. of periapsis
256.6007°
True anomaly
Unknown
Mean anomaly
103.3318°
Eccentric anomaly
Unknown
Mean motion
0.53277 °/min
Orbital period
675.72 mins
BSTAR
0
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Other satellites on launch #88 in the year 2019 (2019-12-11 UTC)

COSMOS 2544 (GLONASS) Visibility forecast

Observer location: undefined°, undefined°

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.
254 mins2025-07-13 16:13:12.983Z167.664° S2025-07-13 17:58:12.983Z94.673° ESE44.494°2025-07-13 20:27:12.983Z44.54° NE
160 mins2025-07-14 06:34:12.983Z336.269° NNW2025-07-14 07:52:12.983Z301.072° NW25.326°2025-07-14 09:14:12.983Z259.33° W
103 mins2025-07-14 14:30:12.983Z147.046° SSE2025-07-14 16:13:12.983Z100.046° ESE39.695°2025-07-14 16:13:12.983Z100.046° ESE
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