2016 Apr 23 1800 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 201604231800 1 - 2.8 34.0 1 0 2.1 2.14 -99.00 -99.00 2.47 -99.00 1 1.23 Axx Alpha