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OPS 2581 (11687)
COSPAR: 1980-010A | Alt Name: OPS 2581
DECAYED
Image
Additional Sources
Launch Details
Launch Date
February 7, 1980
Launch Site
AFWTR
Launch Pad
SLC4E
Launch Vehicle
Titan IIID
Orbital Elements
NORAD ID
11687
International Designator
1980-010A
Decay Date
10/30/1982
Basic Satellite Info
Name
OPS 2581
Alternative Name
OPS 2581
Type
Payload
Status
Decayed
Owner
NRO/CIA
Country
United States
Constellation
N/A
Related Satellites
Major Events
N/A
Summary
OPS 2581, also known as KENNEN 3, is a KH-11 satellite owned by NRO/CIA and manufactured by TRW. Launched on February 7, 1980, from AFWTR SLC4E using the Titan IIID launch vehicle, it has dimensions of 19 meters in length with a diameter of 3 meters and a span of 30 meters. The satellite's dry mass is 8556 kg, which matches its launch mass as well. Its shape consists of a cylinder plus two panels and has a radar cross-section (RCS) value of 28.0355 square meters. Additional details such as the mission purpose, power system, or major events are not provided in the dataset.
Physical Characteristics
Length
19
Diameter
3
Span
30
Dry Mass
8556
Launch Mass
8556
Shape
Cyl + 2 Pan
Radar Cross Section
28.0355
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
KENNEN 3
Purpose
Unknown
Mission
Unknown
Manufacturer
TRW
Life Expectancy
Unknown
Bus
KH-11
Configuration
Unknown
Motor
Unknown
Equipment
Unknown
Power System
Unknown
ADCS
Unknown
Transmitter Frequency
Unknown
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