2017 May 19 1900 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 201705191900 1 - 7.5 25.4 1 1 0.7 0.61 -99.00 0.36 100.00 30.31 0 -99.00 Hsx Alpha 201705191900 2 10.9 28.8 1 1 0.5 0.51 -99.00 0.29 0.00 49.25 0 -99.00 Hsx Alpha