2016 May 31 1900 UTC Sunspot Group Classification Results Number of Detected Sunspot Groups : 2 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 201605311900 1 4.8 -55.7 3 2 6.2 1.00 0.39 0.11 0.87 41.84 2 -99.00 Dso Beta-Gamma 201605311900 2 14.7 -45.0 1 0 0.5 0.46 -99.00 -99.00 0.00 -99.00 0 -99.00 Axx Alpha