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COSMOS 1247 (12303)
COSPAR: 1981-016A | Alt Name: Kosmos-1247
Image
Additional Sources
Launch Details
Launch Date
February 19, 1981
Launch Site
PLMSC
Launch Pad
LC16/2
Launch Vehicle
Molniya 8K78M
Orbital Elements
NORAD ID
12303
International Designator
1981-016A
Epoch
Fri, 03 Jul 2026 10:10:13 GMT
Apogee
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Perigee
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Inclination
69.24°
Right Ascension
354.25°
Eccentricity
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Argument of Perigee
338.43°
Period
711.09 min
Mean Motion
2.03 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 1247
Alternative Name
Kosmos-1247
Type
Payload
Status
Unknown
Owner
PVO
Country
USSR
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 12303U 81016A 26184.42377102 -.00000828 00000-0 00000-0 0 9991
2 12303 69.2447 354.2469 6224890 338.4288 3.8448 2.02504724335502
Source: Celestrak
Summary
COSMOS 1247 (also known as Kosmos-1247) is an early warning satellite belonging to PVO and part of the Oko program, launched on February 19, 1981, from PLMSC using a Molniya 8K78M launch vehicle. The spacecraft has dimensions of 4 meters in length, 2 meters in diameter, and a span of 5 meters with two deployable fixed solar arrays and batteries for power supply. It weighs approximately 1250 kg at launch and has a dry mass of 1150 kg. Manufactured by NPO Lavochkin (NPOL/KOMET), COSMOS 1247 is cylindrical in shape with two panoramic sections, designed to provide early warning capabilities for its mission objectives.
Physical Characteristics
Length
4
Diameter
2
Span
5
Dry Mass
1150
Launch Mass
1250
Shape
Cyl + 2 Pan
Radar Cross Section
6.1606
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
Oko 5V95 No. 6005
Purpose
Early warning
Mission
Early warning
Manufacturer
NPOL/KOMET
Life Expectancy
Unknown
Bus
Oko
Configuration
Unknown
Motor
Unknown
Equipment
Unknown
Power System
2 deployable fixed 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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