2017 Apr 13 1600 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 201704131600 1 8.0 17.0 1 1 0.5 0.38 -99.00 0.18 0.00 31.36 0 -99.00 Hsx Alpha