2015 Dec 19 2200 UTC Sunspot Group Classification Results Number of Detected Sunspot Groups : 4 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 201512192200 1 -16.1 -52.5 1 0 0.3 0.32 -99.00 -99.00 9.24 -99.00 0 -99.00 Axx Alpha 201512192200 2 18.0 -27.7 1 0 0.2 0.19 -99.00 -99.00 0.00 -99.00 0 -99.00 Axx Alpha 201512192200 3 13.1 -11.1 3 1 5.0 3.81 0.77 0.19 0.12 12.87 0 -99.00 Chi Alpha 201512192200 4 17.1 - 0.6 2 1 1.9 1.25 0.48 0.07 100.00 36.16 0 -99.00 Cai Alpha