2016 May 16 1800 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 201605161800 1 20.9 -24.8 5 1 10.8 2.31 0.31 0.13 1.41 47.98 2 -99.00 Cao Beta-Gamma 201605161800 2 - 7.8 49.3 2 1 7.0 4.57 0.81 0.19 0.72 16.46 1 1.19 Chi Beta-Delta