2018 Apr 21 0700 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 201804210700 1 1.6 51.2 2 1 7.6 1.36 0.86 0.17 1.22 43.57 1 1.85 Csi Beta