2021 Apr 15 1600 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 202104151600 1 -23.1 -24.5 7 1 4.1 0.26 0.09 0.17 1.01 50.64 1 1.54 Cao Beta