2017 May 20 0200 UTC Sunspot Group Classification Results Number of Detected Sunspot Groups : 2 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 201705200200 1 - 7.7 24.5 2 1 1.6 0.61 0.57 0.27 0.00 35.82 0 -99.00 Csi Alpha 201705200200 2 10.9 27.8 1 1 0.6 0.63 -99.00 0.23 3.20 35.76 1 1.21 Hsx Alpha