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COSMOS 2100 (20804)
COSPAR: 1990-083A | Alt Name: Kosmos-2100
Image
Additional Sources
Launch Details
Launch Date
September 14, 1990
Launch Site
PLMSC
Launch Pad
LC133/3
Launch Vehicle
Kosmos 11K65M
Orbital Elements
NORAD ID
20804
International Designator
1990-083A
Epoch
Fri, 03 Jul 2026 21:45:35 GMT
Apogee
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Perigee
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Inclination
82.94°
Right Ascension
155.44°
Eccentricity
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Argument of Perigee
230.44°
Period
104.76 min
Mean Motion
13.75 rev/day
Latitude
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Longitude
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Altitude
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Velocity
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Polar Plot
3D Visualization
Basic Satellite Info
Name
COSMOS 2100
Alternative Name
Kosmos-2100
Type
Payload
Status
Unknown
Owner
VMF
Country
USSR
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 20804U 90083A 26184.90665755 .00000047 00000-0 33532-4 0 9999
2 20804 82.9398 155.4445 0035601 230.4393 156.6875 13.74567279795530
Source: Celestrak
Summary
COSMOS 2100 (also known as Kosmos-2100) is a satellite with the NORAD catalog ID 20804 and OBJECT_ID 1990-083A, launched on September 14, 1990, from the Plesetsk Cosmodrome LC133/3 launch pad using the Kosmos 11K65M launch vehicle. The satellite, manufactured by POL, has a configuration known as KAUR-1 and is owned by VMF. It measures 5 meters in length with a diameter of 2.1 meters and spans approximately 17 meters when fully deployed. Weighing 800 kilograms at launch, COSMOS 2100's mission includes navigation and data relay functions. The satellite uses solar cells and batteries for power generation and has an assumed shape described as cylindrical with antennas (Cyl + Ant). Its purpose is to support navigation tasks and serve as a data relay platform.
Physical Characteristics
Length
5
Diameter
2.1
Span
17
Dry Mass
800
Launch Mass
800
Shape
Cyl + Ant
Radar Cross Section
1.9028
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
Parus No. 650-35-803
Purpose
Navigation, data relay
Mission
Navigation, data relay
Manufacturer
POL
Life Expectancy
Unknown
Bus
KAUR-1 11F627
Configuration
KAUR-1
Motor
Unknown
Equipment
Unknown
Power System
Solar cells, 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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