2018 May 31 1100 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 201805311100 1 14.9 -14.1 8 1 7.1 0.51 0.12 0.16 1.31 61.35 1 1.38 Cao Beta