2017 May 28 1300 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 201705281300 1 13.1 -66.6 3 2 11.9 2.69 0.54 0.11 0.65 24.86 2 -99.00 Chi Beta-Gamma