2017 May 19 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 201705192100 1 - 7.4 23.8 1 1 0.7 0.49 -99.00 0.32 100.00 25.98 0 -99.00 Hsx Alpha 201705192100 2 10.9 27.3 1 1 0.5 0.63 -99.00 0.26 0.00 36.45 0 -99.00 Hsx Alpha