Solar activity markedly increased this week, with the sunspot number rising to 130 on Monday, August 1 -- the highest since a reading of 131 on April 14, 2011. The average daily sunspot numbers more than doubled this week compared to last, rising nearly 54 points to 99.3. Sunspot numbers for July 28-August 3 were 84, 88, 101, 128, 130, 98 and 66, with a mean of 99.3. The 10.7 cm flux was 107.3,...
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