2017 May 17 2100 UTC Sunspot Group Classification Results Number of Detected Sunspot Groups : 1 Date G_Ind Lat Lon Num_Spot Num_Spot_Pen Lon_Ext N-S Ratio_Area Ratio_Um Ratio_Pol Assym Num_Neutral Rough Zpc Wilson 201705172100 1 10.3 53.8 1 1 0.5 0.52 -99.00 0.20 0.13 38.00 0 -99.00 Hsx Alpha