2017 May 28 1000 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 201705281000 1 13.2 -64.5 5 2 12.1 2.62 0.52 0.12 0.74 19.97 2 -99.00 Chi Beta-Gamma