2021 May 21 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 202105212100 1 20.0 28.9 2 1 2.8 2.42 0.91 0.16 4.64 16.88 2 -99.00 Csi Beta-Gamma