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SpaceX gears up for its next Starship flight while recent Falcon 9 missions make headlines with spectacular launches, bringing fresh Starlink satellites into orbit.
COSMOS 1842 (17911)
COSPAR: 1987-038A | Alt Name: Kosmos-1842
Image
Additional Sources
Launch Details
Launch Date
April 27, 1987
Launch Site
PLMSC
Launch Pad
LC32/2
Launch Vehicle
Tsiklon-3
Orbital Elements
NORAD ID
17911
International Designator
1987-038A
Epoch
Sat, 04 Jul 2026 04:45:18 GMT
Apogee
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Perigee
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Inclination
82.50°
Right Ascension
156.99°
Eccentricity
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Argument of Perigee
176.22°
Period
92.40 min
Mean Motion
15.58 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 1842
Alternative Name
Kosmos-1842
Type
Payload
Status
Unknown
Owner
GRU
Country
USSR
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 17911U 87038A 26185.19812581 .00039939 00000-0 52320-3 0 9990
2 17911 82.5039 156.9850 0003640 176.2165 183.9119 15.58398921143420
Source: Celestrak
Summary
COSMOS 1842 (also known as Kosmos-1842) is a SIGINT satellite launched on April 27, 1987, from the PLMSC launch site using a Tsiklon-3 launch vehicle from LC32/2. The spacecraft has dimensions of 3.2 meters in length and 1.3 meters in diameter with an antenna span of 13.1 meters. It weighs 1,750 kilograms at launch and is equipped with two deployable solar arrays and batteries for power supply. The satellite was manufactured by YUZH under the Tselina-D series and was owned by GRU (Main Intelligence Directorate). Its mission focused on SIGINT operations, and its design includes a cylindrical shape with an attached antenna. The satellite operated for approximately 6 months in orbit following its launch from the Soviet Union.
Physical Characteristics
Length
3.2
Diameter
1.3
Span
13.1
Dry Mass
1750
Launch Mass
1750
Shape
Cyl + Ant
Radar Cross Section
7.9179
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
Ikar No. 54L
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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