Last News!


The K7RA Solar Update

Eight days with no sunspots, at least so far. Average daily sunspot number for our reporting week was down 33.6 points to zero. Earlier in this month we saw four days with a blank sun (sunspot number of zero) from June 3-6.

There were no sunspots during all of Field Day weekend.

The last time we saw a blank sun (before June 2016) was 2014. Just one day, on July 17, 2014. Sunspot number was zero, and only for one day. Prior to that, there were just two days in 2011, on January 27, and on August 14.

No hay comentarios.:

Publicar un comentario

Last contact