Solar minimum to maximum and back to minimum... an illustration of the sine curve of the 11 year solar cycle.
2009 - 2018/ images captured with Little Big Man, PGR Grasshopper Express 6 megapixel camera
© Alan Friedman | all rights reserved
Solar minimum to maximum and back to minimum... an illustration of the sine curve of the 11 year solar cycle.
2009 - 2018/ images captured with Little Big Man, PGR Grasshopper Express 6 megapixel camera
© Alan Friedman | all rights reserved