2021 May 18 0900 UTC Sunspot Group Classification Results Number of Detected Sunspot Groups : 3 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 202105180900 1 16.1 -67.6 1 1 2.7 1.62 -99.00 0.12 2.10 37.78 1 1.12 Hsx Alpha 202105180900 2 25.2 -12.5 1 0 0.3 0.30 -99.00 -99.00 0.24 -99.00 1 1.33 Axx Alpha 202105180900 3 17.8 75.2 1 1 1.2 3.44 -99.00 0.14 0.28 50.29 1 1.42 Hkx Alpha