2016 May 31 1600 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 201605311600 1 4.8 -54.2 4 1 6.0 1.24 0.42 0.14 0.66 34.36 1 1.30 Csi Beta 201605311600 2 14.9 -38.1 2 1 6.6 0.39 0.21 0.09 0.54 85.38 1 1.26 Cao Beta