2019 Apr 16 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 201904161800 1 4.4 -45.3 1 1 4.9 3.75 -99.00 0.19 0.43 16.23 1 1.35 Hhx Alpha