The ARRL Solar Update

The ARRL Solar Update
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ℹ️ INFORMATIVA COPYRIGHT: I diritti di questa notizia appartengono al legittimo proprietario.Fonte: Sito Web Esterno – Leggi l’articolo originale completoSolar activity has been at low levels with only C-class flaresproduced by Regions 4401, 4405, and 4409. There were 9 numberedactive regions on the solar disk, with 4409 showing the mostsignificant growth during the period and producing the largest flareson April 1. A new region emerged but it has not yet been numbered.  Multiple filaments erupted during the day on April…

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Author: iz4wnp