2018 Apr 22 1300 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 201804221300 1 2.4 36.2 4 2 8.2 1.60 0.44 0.10 1.26 37.35 1 1.62 Dai Beta