2016 Apr 20 0900 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 201604200900 1 5.3 24.0 1 1 0.6 0.62 -99.00 0.09 100.00 39.27 0 -99.00 Hsx Alpha