Data For Total Sunspot Number Daily total sunspot number [111818 - now] : csv txt Monthly mean total sunspot number [11749 - now] : csv txt 13-month smoothed monthly total sunspot number [11749 - now] : csv txt Yearly mean total sunspot number [1700 - now] : csv txt Data policy : These SILSO images and data were downloaded as public data from SILSO's and any public use must credit: (SILSO data/image, Royal Observatory of Belgium, Brussels) I credit all .cvs , .txt , and image files to : (SILSO data/image, Royal Observatory of Belgium, Brussels) . [This Folder] |
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