2015 Dec 20 2000 UTC Sunspot Group Classification Results Number of Detected Sunspot Groups : 2 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 201512202000 1 12.7 -23.7 1 1 4.4 3.82 -99.00 0.20 0.25 15.56 1 1.55 Hhx Alpha 201512202000 2 16.8 -12.8 1 1 1.1 0.75 -99.00 0.04 100.00 31.60 0 -99.00 Hsx Alpha