2019 May 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 201905162100 1 4.6 -55.3 1 1 2.7 2.00 -99.00 0.10 0.34 20.59 1 1.50 Hsx Alpha