2017 May 23 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 201705232100 1 13.2 - 4.2 1 1 0.5 0.63 -99.00 0.10 0.03 41.50 0 -99.00 Hsx Alpha