2018 May 31 0900 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 201805310900 1 14.8 -13.1 8 1 7.9 0.38 0.11 0.21 1.16 47.82 1 1.88 Cso Beta