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Highlights of today's Space Brief include advancements in missile defense systems, a historic lunar project by NASA, and strategic military investments in satellite technology.
COSMOS 2355 (25366)
COSPAR: 1998-036D | Alt Name: Kosmos-2355
Image
Additional Sources
Launch Details
Launch Date
June 15, 1998
Launch Site
PLMSC
Launch Pad
LC32/1
Launch Vehicle
Tsiklon-3
Orbital Elements
NORAD ID
25366
International Designator
1998-036D
Epoch
Sat, 04 Jul 2026 03:29:10 GMT
Apogee
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Perigee
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Inclination
82.59°
Right Ascension
330.88°
Eccentricity
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Argument of Perigee
159.66°
Period
117.86 min
Mean Motion
12.22 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 2355
Alternative Name
Kosmos-2355
Type
Payload
Status
Unknown
Owner
VKSR
Country
Russia
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 25366U 98036D 26185.14526064 .00000008 00000-0 -23944-4 0 9993
2 25366 82.5901 330.8789 0354094 159.6581 12.9984 12.21822384251090
Source: Celestrak
Summary
COSMOS 2355, also known as Kosmos-2355, is a military communication satellite operated by VKSR (Russian Ministry of Defence). It was launched on June 15, 1998, from the Plesetsk Cosmodrome's Launch Pad LC32/1 using the Tsiklon-3 launch vehicle. The spacecraft has dimensions of 1.6 meters in length and a diameter of 0.8 meters with a span of 7 meters due to its antennas. It weighed 225 kilograms at launch and is powered by solar cells and batteries. Designed for military communication purposes, COSMOS 2355 features the Strela-3 bus manufactured by NPOPMR (Moscow Research Institute of Space Systems). Its shape is cylindrical with attached antennas and has a radar cross-section of 0.931 square meters.
Physical Characteristics
Length
1.6
Diameter
0.8
Span
7
Dry Mass
225
Launch Mass
225
Shape
Cyl + Ant
Radar Cross Section
0.931
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
Strela-3
Purpose
Military Communication
Mission
Military Communication
Manufacturer
NPOPMR
Life Expectancy
Unknown
Bus
Strela-3
Configuration
Unknown
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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