Statistics of sunspot activity . The sunspot indices . ... The solar regions . ... 2013 . ... July . ... July, 2011 . Visual indices of solar activity by author's observations . ... Average . ... 104 . ...
Statistics of sunspot activity . The sunspot indices . ... The solar regions . ... 2013 . ... June . ... June, 2013 . Visual indices of solar activity by author's observations . ... Average . ... 0.00 . ...
Statistics of sunspot activity . The sunspot indices . My observations . NGDC's observations . The solar regions . ... 2013 . ... May, 2013 . Visual indices of solar activity by author's observations . ... Average . ... 100 . ...
Statistics of sunspot activity . The sunspot indices . ... The solar regions . ... 2013 . ... April . ... April, 2013 . Visual indices of solar activity by author's observations . ... Average . ... 0.86 . ...
Statistics of sunspot activity . The sunspot indices . ... The solar regions . ... 2013 . ... March . ... March, 2013 . Visual indices of solar activity by author's observations . ... Average . ... 0.00 . ...
Statistics of sunspot activity . The sunspot indices . ... The solar regions . ... 2013 . ... February . ... February, 2013 . Visual indices of solar activity by author's observations . ... Average . ... 0.00 . ...
Statistics of sunspot activity . The sunspot indices . ... The solar regions . ... 2013 . January . ... January, 2013 . Visual indices of solar activity by author's observations . ... Average . ... 0.00 . ...
Statistics of sunspot activity . The sunspot indices . ... NGDC's observations . The solar regions . ... Average annual indices . ... Solar activity in 2013 . Visual indices of solar activity by National Geophysical Data Center . Average by . ... 0.00 . ...
Statistics of sunspot activity . The sunspot indices . ... NGDC's observations . The solar regions . ... Average annual indices . ... December . ... December, 2013 . Visual indices of solar activity by National Geophysical Data Center . ... Average . ...
Statistics of sunspot activity . The sunspot indices . ... NGDC's observations . The solar regions . ... Average annual indices . ... November . ... November, 2013 . Visual indices of solar activity by National Geophysical Data Center . ... Average . ...
Statistics of sunspot activity . The sunspot indices . ... NGDC's observations . The solar regions . ... Average annual indices . ... September . ... September, 2013 . Visual indices of solar activity by National Geophysical Data Center . ... Average . ...
Statistics of sunspot activity . The sunspot indices . ... NGDC's observations . The solar regions . ... Average annual indices . ... October . ... October, 2013 . Visual indices of solar activity by National Geophysical Data Center . ... Average . ...
Statistics of sunspot activity . The sunspot indices . ... NGDC's observations . The solar regions . ... Average annual indices . ... August . ... August, 2013 . Visual indices of solar activity by National Geophysical Data Center . ... Average . ...
Statistics of sunspot activity . The sunspot indices . ... NGDC's observations . The solar regions . ... Average annual indices . ... July . ... July, 2013 . Visual indices of solar activity by National Geophysical Data Center . ... Average . ...
Statistics of sunspot activity . The sunspot indices . ... NGDC's observations . The solar regions . ... Average annual indices . ... June . ... June, 2013 . Visual indices of solar activity by National Geophysical Data Center . ... Average . ...
Statistics of sunspot activity . The sunspot indices . ... NGDC's observations . The solar regions . ... Average annual indices . ... May, 2013 . Visual indices of solar activity by National Geophysical Data Center . ... Average . ... 0.00 . ...
Statistics of sunspot activity . The sunspot indices . ... NGDC's observations . The solar regions . ... Average annual indices . ... April . ... April, 2013 . Visual indices of solar activity by National Geophysical Data Center . ... Average . ...
Statistics of sunspot activity . The sunspot indices . ... NGDC's observations . The solar regions . ... Average annual indices . ... March . ... March, 2013 . Visual indices of solar activity by National Geophysical Data Center . ... Average . ...
Statistics of sunspot activity . The sunspot indices . ... NGDC's observations . The solar regions . ... Average annual indices . ... February . ... February, 2013 . Visual indices of solar activity by National Geophysical Data Center . ... Average . ...
Statistics of sunspot activity . The sunspot indices . ... NGDC's observations . The solar regions . ... Average annual indices . January . ... January, 2013 . Visual indices of solar activity by National Geophysical Data Center . ... Average . ...