2018 Apr 21 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 201804212300 1 -10.5 32.1 1 0 0.2 0.16 -99.00 -99.00 0.05 -99.00 0 -99.00 Axx Alpha 201804212300 2 1.7 44.5 4 1 8.0 1.72 0.35 0.12 1.32 36.38 1 1.62 Cao Beta