2019 Apr 16 1900 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 201904161900 1 4.3 -45.7 1 1 4.7 3.75 -99.00 0.20 0.46 15.79 1 1.37 Hhx Alpha