Sunspot numbers pulled up from 0 this week, but barely. Average daily sunspot numbers rose over nine points to 12.9. Geomagnetic conditions were quiet. Conditions have been quiet for so long that we may not appreciate this, as many of us wish for more solar activity and sunspots.
It wasn’t long ago when we had more sunspots, but the accompanying geomagnetic activity made conditions difficult. Check the Planetary A index in October 2002, April, June, September and December 2003, and into January 2004. For 2003, check http://www.sec.noaa.gov/ftpdir/indices/old_indices/2003_DGD.txt. For any other year, just change 2003 toward the end of the URL, and to check sunspot numbers change DGD to DSD at the end of the URL. Continue reading




