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COSMOS 2151 (21422)
COSPAR: 1991-042A | Alt Name: Kosmos-2151
Image
Additional Sources
Launch Details
Launch Date
June 13, 1991
Launch Site
PLMSC
Launch Pad
LC32/2
Launch Vehicle
Tsiklon-3
Orbital Elements
NORAD ID
21422
International Designator
1991-042A
Epoch
Sat, 04 Jul 2026 01:33:48 GMT
Apogee
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Perigee
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Inclination
82.50°
Right Ascension
331.39°
Eccentricity
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Argument of Perigee
32.15°
Period
95.97 min
Mean Motion
15.00 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 2151
Alternative Name
Kosmos-2151
Type
Payload
Status
Unknown
Owner
GRUR
Country
USSR
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 21422U 91042A 26185.06514442 .00001830 00000-0 14297-3 0 9993
2 21422 82.4973 331.3914 0012985 32.1452 328.0562 15.00488365880644
Source: Celestrak
Summary
COSMOS 2151, also known as Kosmos-2151, is a Tselina-D SIGINT (Signals Intelligence) satellite launched on June 13, 1991, from the Plesetsk Cosmodrome using a Tsiklon-3 launch vehicle. It has dimensions of 3.2 meters in length and 1.3 meters in diameter with a span of 13.1 meters due to its deployable components. The satellite weighs 1750 kg at launch, the same as its dry mass. Equipped with two deployable solar arrays and batteries for power, it was manufactured by YUZH and owned by GRUR (Glavkosmos). Its mission purpose is SIGINT, serving as Tselina-D(R) No. 66L. The satellite's shape can be described as cylindrical with antennas, and its radar cross-section (RCS) is 5.6699 square meters. COSMOS 2151 had a planned operational lifetime of 6 months.
Physical Characteristics
Length
3.2
Diameter
1.3
Span
13.1
Dry Mass
1750
Launch Mass
1750
Shape
Cyl + Ant
Radar Cross Section
5.6699
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
Tselina-D(R) No. 66L
Purpose
SIGINT
Mission
SIGINT
Manufacturer
YUZH
Life Expectancy
6 months
Bus
Tselina-D
Configuration
Unknown
Motor
Unknown
Equipment
Unknown
Power System
2 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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