2017 May 28 0400 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 201705280400 1 13.2 -61.1 6 2 11.3 2.53 0.51 0.14 0.76 31.41 2 -99.00 Cki Beta-Gamma