Here is the meter I was referring to from http://www.swpc.noaa.gov/SWN/ .
![[Image: sw_dials.gif]](http://www.swpc.noaa.gov/SWN/sw_dials.gif)
http://en.wikipedia.org/wiki/Solar_storm_of_1859 Referring back to this, it was 153 years ago. So off a bit from exactly 144 years and much closer to 13 cycles of 12, but one could argue that maybe this is so since we received some sort of "time extension" to try to improve harvest.
http://en.wikipedia.org/wiki/Solar_storm_of_1859 Referring back to this, it was 153 years ago. So off a bit from exactly 144 years and much closer to 13 cycles of 12, but one could argue that maybe this is so since we received some sort of "time extension" to try to improve harvest.