2016 May 16 2100 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 201605162100 1 20.9 -27.2 4 1 8.1 2.45 0.37 0.14 1.07 45.18 2 -99.00 Cao Beta-Gamma 201605162100 2 - 7.8 47.8 2 1 7.2 4.45 0.81 0.19 0.74 17.03 1 1.26 Chi Beta