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The K7RA Solar Update

A

ARRL

Well-Known Member
Nov 15, 2008
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After five days of new Cycle 25 sunspot activity, sunspots vanished. Average daily sunspot number rose from 3.6 last week to 5.1 this time. The average daily sunspot number over the days they were visible, March 31 through April 4, was 12.2, but these observations straddled two reporting weeks.

Average daily solar flux rose from 69.4 to 70.2. Geomagnetic indicators remain quiet, with average pla...

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  • @ BJ radionut:
  • @ Tim Chambers:
    Pres. Bill 2 FCC mod just posted
  • @ AWP:
    Is it possible to be on a lake and have a homing directional beam being emitted from the shore so a person could navigate to that beam's source? For example at night to a jetty.
  • @ BJ radionut:
  • @ BJ radionut:

    June VHF

    The American Radio Relay League (ARRL) is the national association for amateur radio, connecting hams around the U.S. with news, information and resources.
    www.arrl.org www.arrl.org


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