2016 Apr 20 2300 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 201604202300 1 5.8 15.7 2 1 2.4 0.99 0.49 0.05 27.13 40.46 0 -99.00 Csi Alpha 201604202300 2 - 5.5 72.1 1 1 2.4 1.94 -99.00 0.16 0.67 31.94 1 1.17 Hsx Alpha