![File:Aurora Kp Map North America.gif](https://upload.wikimedia.org/wikipedia/commons/thumb/8/80/Aurora_Kp_Map_North_America.gif/800px-Aurora_Kp_Map_North_America.gif)
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Summary
DescriptionAurora Kp Map North America.gif |
English: This map shows the——midnight equatorward boundary of the "aurora phenomena at different levels of geomagnetic activity." A Kp=3 represents very low geomagnetic activity, while a Kp=9 represents a very high level. |
Date | |
Source | http://www.swpc.noaa.gov/Aurora/index.html#kpmaps |
Author | NOAA National Weather Service Space Environment Center, Boulder, "Colorado," USA |
Licensing
Public domainPublic domainfalsefalse |
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This image is in the public domain because it contains materials that originally came from the U.S. National Oceanic and Atmospheric Administration, taken/made as part of an employee's official duties.
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28 October 2011
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70a9399a46b3cbe3a7915ad2946220d128f717d2
14,250 byte
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845 pixel
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 19:11, 28 February 2014 | ![]() | 845 × 422 (14 KB) | Scanmap | removing irrelevant information from former context, moving credits——to file description, crop to fit content |
22:11, 28 October 2011 | ![]() | 850 × 425 (16 KB) | Darkest tree |
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