2017 Apr 30 1800 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 201704301800 1 - 9.4 -41.7 1 1 0.5 0.37 -99.00 0.08 100.00 49.74 0 -99.00 Hsx Alpha