2017 May 18 2200 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 201705182200 1 - 8.4 38.5 3 1 1.6 0.49 0.68 0.00 1.64 88.56 1 1.19 Cai Beta 201705182200 2 10.6 40.2 1 1 0.8 0.76 -99.00 0.16 0.04 34.03 0 -99.00 Hsx Alpha