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The K7RA Solar Update

A

ARRL

Well-Known Member
Nov 15, 2008
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The past week saw many interesting events. The DRAO observatory at Penticton, British Columbia (the source of 10.7 cm solar flux measurements) was overwhelmed by solar flares, and at 2000 UTC on August 28 reported a solar flux value of 251.9, and the next day at 1700 UTC, a value of 357.1.

The 2000 UTC local noon numbers are the official solar flux number for each day, so for the August 28 value...

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