The K7RA Solar Update

We saw no sunspots during this reporting week, March 22-28. The previous week had sunspots on only three days, with an average of 5.6.

Average daily solar flux receded from 69.3 to 68.2. Average daily planetary A index dropped from 14.4 to 10.6, and average mid-latitude A index declined from 11.3 to 8.9.

Predicted solar flux is 70 on March 30 to April 15, 69 on April 16, 68 on April 17-29, 69 on April 30, then 70 on May 1-12 and 69 on May 13.

Predicted planetary A index is 10 on March 30, 5 on March 31 to April 4, then 8 and 12 on April 5-6, 5 on April 7-9, then 8, 15 and 20 on April 10-12, 15 on April 13-15, then 8, 5 and 5 on ... Читать дальше »