2017 May 20 2100 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 201705202100 1 - 6.8 9.6 1 1 0.4 0.61 -99.00 0.07 100.00 67.50 0 -99.00 Hax Alpha 201705202100 2 11.1 14.1 1 1 0.7 0.75 -99.00 0.21 0.00 24.64 0 -99.00 Hsx Alpha