2018 Apr 22 0400 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 201804220400 1 2.0 41.5 3 2 8.0 1.72 0.43 0.14 1.26 27.21 1 1.35 Dai Beta