2018 May 28 2300 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 201805282300 1 15.1 20.4 11 1 5.9 1.16 0.12 0.10 2.13 66.89 1 1.68 Cao Beta