The average daily sunspot numbers declined 12 points to 38 during the past week, compared to the previous week, December 30 through January 5, when the average was exactly 50. Sunspot numbers for January 6-12 were 28, 52, 52, 50, 35, 26 and 23, with a mean of 38. The 10.7 cm flux was 86.8, 86.4, 84.8, 82.7, 83.3, 82.6 and 80, with a mean of 83.8. The estimated planetary A indices were 8, 11, 7,...
More...
More...