2018 May 28 1300 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 201805281300 1 15.4 25.2 8 3 4.6 0.65 0.20 0.42 2.34 44.37 1 1.47 Cso Beta