The K7RA Solar Update

Discussion in 'ARRL News Feeds' started by American Radio Relay, Mar 9, 2018.

  1. Only one day (March 2) showed any sunspot activity over the past reporting week, with a daily sunspot number of 11 so average daily sunspot activity declined from 6 to 1.6. Average daily solar flux went from 68.3 to 67.6.

    No sunspots have been seen since March 2.

    Geomagnetic indicators were quiet, with average planetary A index dropping from 10.4 to 5.1, and mid-latitude A index from 7.4 to 4.6...

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