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COSMOS 2535, 44421

Orbit data source: Space-Track

COSMOS 2535, 44421 is a payload satellite owned by TS VS RF (CIS) in SSO that was launched on Wed, 10 Jul 2019 UTC via a SOYUZ-2-1V 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
44421, 2019-039A
Orbit
SSO
Last TLE update
5 hours ago
Origin
Manufacturer
Lavochkin
Mission
Non-operational Defense Technology
Bus & Motor
KARAT-200, Unknown motor
Mass
547 kg wet, ~400 kg dry
Launch date (UTC)
2019-07-10 (6 years ago)
Launch vehicle
SOYUZ-2-1V
Launch site
Plesetsk Missile And Space Complex (PKMTR)
Object type
Payload
Rocket body
Debris
Shape & HBR
Cyl + 2 Pan, 3 m
Radar Cross Section
3.727 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 5 hours ago
0 COSMOS 2535
1 44421U 19039A   25183.45483926  .00000923  00000-0  99241-4 0  9990
2 44421  97.6173 219.4049 0007231 302.6597  57.3923 14.90801729324418
Epoch: 2025-07-02T10:54Z
TLE epoch observation values (Epoch: 2025-07-02T10:54:58.112Z)
Latitude
-0.00005°
Longitude
134.92707°
Altitude
595.764 km
Speed
7.563 km/s
True Right ascension
14h 37m 37s
True Declination
0° 00' 00"
Sunlit
Object was in full shadow at epoch
Visualization orbit readout
Latitude
-64.70031°
Longitude
151.45257°
Altitude
615.121 km
Speed
7.553 km/s
Apparent Right ascension
15h 23m 06s
Apparent Declination
-52° 47' 14"
Sunlit
Object is in full shadow
Visualization observer readout
Local Sidereal Time
03:10:30
Azimuth
188.46° SSW
Elevation
-76.95°
Doppler factor
1
Orbital elements
Apogee altitude
597.489 km
Perigee altitude
587.408 km
Semi-major axis
6,970.585 km
Eccentricity
0.00072
Inclination
97.6173°
RAAN
219.4049°
Arg. of periapsis
302.6597°
True anomaly
Unknown
Mean anomaly
57.3923°
Eccentric anomaly
Unknown
Mean motion
3.7294 °/min
Orbital period
96.53 mins
BSTAR
0.000099241
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COSMOS 2535 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.
5 mins2025-07-02 16:19:18.024Z328.786° NNW2025-07-02 16:21:18.024Z295.802° NW17.963°2025-07-02 16:24:18.024Z248.942° W
5 mins2025-07-03 01:34:18.024Z107.918° ESE2025-07-03 01:36:18.024Z71.534° E20.909°2025-07-03 01:39:18.024Z20.801° NNE
5 mins2025-07-03 03:10:18.024Z226.533° WSW2025-07-03 03:12:18.024Z273.829° WNW25.006°2025-07-03 03:15:18.024Z322.259° NNW
6 mins2025-07-03 14:53:18.024Z35.224° NE2025-07-03 14:55:18.024Z77.791° E34.26°2025-07-03 14:59:18.024Z169.984° S
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