X Report 22 Jul 2025
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COSMOS 1670 (15930)
COSPAR: 1985-064A | Alt Name: Kosmos-1670
Image
Additional Sources
Launch Details
Launch Date
August 1, 1985
Launch Site
Launch Pad
LC90
Launch Vehicle
Tsiklon-2
Orbital Elements
NORAD ID
15930
International Designator
1985-064A
Epoch
Sat, 04 Jul 2026 03:34:10 GMT
Apogee
Calculating...
Perigee
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Inclination
64.94°
Right Ascension
95.94°
Eccentricity
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Argument of Perigee
31.11°
Period
104.06 min
Mean Motion
13.84 rev/day
Latitude
Calculating...
Longitude
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Altitude
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Velocity
Calculating...
Polar Plot
3D Visualization
Basic Satellite Info
Name
COSMOS 1670
Alternative Name
Kosmos-1670
Type
Payload
Status
Unknown
Owner
VMF
Country
USSR
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 15930U 85064A 26185.14873494 -.00000047 00000-0 37173-4 0 9990
2 15930 64.9402 95.9391 0054647 31.1119 329.3156 13.83880710 56103
Source: Celestrak
Summary
COSMOS 1670, also known as Kosmos-1670, is an ocean surveillance satellite equipped with active radar launched by the Soviet Union on August 1, 1985, from the TYSMC launch site using a Tsiklon-2 launch vehicle. The spacecraft, manufactured by KOMET and operated by VMF (Voyenno-Morskoy Flot), has dimensions of 5.8 meters in length with a diameter of 1.3 meters and spans 5.8 meters across. It weighs 1154 kilograms both at launch and dry mass. The satellite is powered by a BES-5 nuclear reactor and features a US-A No. 336 ROCh payload for its mission purposes, which include ocean surveillance through active radar capabilities. Its shape is cylindrical with a radar cross section of 2.4738 square meters.
Physical Characteristics
Length
5.8
Diameter
1.3
Span
5.8
Dry Mass
1154
Launch Mass
1154
Shape
Cyl
Radar Cross Section
2.4738
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
US-A No. 336 ROCh
Purpose
Ocean surveillance, active radar
Mission
Ocean surveillance, active radar
Manufacturer
KOMET
Life Expectancy
Unknown
Bus
US-A reactor
Configuration
US-Bus
Motor
Unknown
Equipment
Radar
Power System
BES-5 nuclear reactor
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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