COSMOS 2546, 45608
Orbit data source: Space-Track
COSMOS 2546, 45608 is a payload satellite owned by VVKO VKS (CIS) in HEO that was launched on Fri, 22 May 2020 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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45608 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
CISRelated business
Manufacturer
RKKE/KOMET
Mission
Operational Defense Early Warn
Bus & Motor
14F142, Unknown motor
Mass
2,550 kg wet, ~2,000 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, Unknown HBR
Radar Cross Section
14.304 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 6 days ago
TLE from 6 days ago
0 COSMOS 2546
1 45608U 20031A 25253.36067237 .00000265 00000-0 00000-0 0 9993
2 45608 63.1223 101.0795 6934817 265.2234 19.4331 2.00626246 38850Epoch: 2025-09-10T08:39Z
TLE epoch observation values (Epoch: 2025-09-10T08:39:22.092Z)
Latitude
-0.00003°
Longitude
-18.39553°
Altitude
8,241.969 km
Speed
6.287 km/s
True Right ascension
06h 44m 20s
True Declination
0° 00' 00"
Sunlit
Visualization orbit readout
Latitude
Unknown
Longitude
Unknown
Altitude
Unknown
Speed
Unknown
Apparent Right ascension
Unknown
Apparent Declination
Unknown
Sunlit
Visualization observer readout
Local Sidereal Time
16:40:32
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
38,590.538 km
Perigee altitude
1,761.143 km
Semi-major axis
26,553.977 km
Eccentricity
0.69348
Inclination
63.1223°
RAAN
101.0795°
Arg. of periapsis
265.2234°
True anomaly
94.94371°
Mean anomaly
19.4331°
Eccentric anomaly
49.7664°
Mean motion
0.50159 °/min
Orbital period
717.72 mins
BSTAR
0
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Other satellites on launch #31 in the year 2020 (2020-05-22 UTC)
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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.COSMOS 2546 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. |
|---|---|---|---|---|---|---|---|
| 372 mins | 2025-09-16 00:00:13.843Z | 322.393° NNW | 2025-09-16 02:54:13.843Z | 326.24° NNW | 24.113° | 2025-09-16 06:12:13.843Z | 296.332° NW |
| 495 mins | 2025-09-16 09:31:13.843Z | 57.502° ENE | 2025-09-16 13:28:13.843Z | 34.749° NE | 26.104° | 2025-09-16 17:46:13.843Z | 52.148° ENE |
| 161 mins | 2025-09-16 21:19:13.843Z | 298.824° NW | 2025-09-17 00:00:13.843Z | 322.733° NNW | 21.837° | 2025-09-17 00:00:13.843Z | 322.733° NNW |
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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