2020 Dec 16 2100 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 202012162100 1 -15.3 37.5 2 1 3.7 0.50 0.69 0.31 0.98 51.88 1 1.38 Cai Beta