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COSMOS 2546 (45608)
COSPAR: 2020-031A | Alt Name: Kosmos-2546
Image
Additional Sources
Launch Details
Launch Date
May 22, 2020
Launch Site
PLMSC
Launch Pad
LC43/4
Launch Vehicle
Soyuz-2-1B
Orbital Elements
NORAD ID
45608
International Designator
2020-031A
Epoch
Wed, 01 Jul 2026 11:24:57 GMT
Apogee
Calculating...
Perigee
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Inclination
63.18°
Right Ascension
64.81°
Eccentricity
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Argument of Perigee
266.35°
Period
717.84 min
Mean Motion
2.01 rev/day
Latitude
Calculating...
Longitude
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Altitude
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Velocity
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Polar Plot
3D Visualization
Basic Satellite Info
Name
COSMOS 2546
Alternative Name
Kosmos-2546
Type
Payload
Status
Operational
Owner
VVKOV
Country
Russia
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 45608U 20031A 26182.47566133 -.00000241 00000-0 00000-0 0 9991
2 45608 63.1790 64.8061 7091327 266.3458 17.5125 2.00601820 44759
Source: Celestrak
Summary
COSMOS 2546, also known as Kosmos-2546, is an early warning and communication satellite launched by Russia on May 22, 2020, from the Plesetsk Cosmodrome using a Soyuz-2-1B launch vehicle. It has a box shape with two panels and measures 4 meters in length and 2 meters in diameter, with a span of 10 meters. The satellite's dry mass is 2,000 kilograms, and its launch mass was 2,550 kilograms. Equipped with deployable solar arrays and batteries for power supply, COSMOS 2546 has an expected lifetime of 7.5 years. It was manufactured by RKKE/KOMET under the USP Bus configuration and is operated by VVKOV. The payload includes Kupol No. 4L, designed to support early warning and communication missions.
Physical Characteristics
Length
4
Diameter
2
Span
10
Dry Mass
2000
Launch Mass
2550
Shape
Box + 2 Pan
Radar Cross Section
Unknown
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
Kupol No. 4L
Purpose
Early warning, communication
Mission
Early warning, communication
Manufacturer
RKKE/KOMET
Life Expectancy
7.5 years
Bus
14F142
Configuration
USP Bus
Motor
Unknown
Equipment
Unknown
Power System
Deployable solar arrays, batteries
ADCS
Unknown
Transmitter Frequency
Unknown
Map
Next Pass
Azimuth Elevation Time (Local)
Start Azimuth
Max Elevation
Stop Azimuth
Time Until
Pass Duration
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