2016 Apr 19 1800 UTC Sunspot Group Classification Results Number of Detected Sunspot Groups : 1 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 201604191800 1 5.2 32.7 1 0 0.5 0.51 -99.00 -99.00 56.00 -99.00 0 -99.00 Axx Alpha