2017 Apr 28 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 201704280900 1 9.8 -53.5 2 2 4.8 1.45 0.57 0.14 0.13 21.60 0 -99.00 Dsi Alpha 201704280900 2 - 9.0 -10.3 1 1 1.1 1.10 -99.00 0.19 100.00 24.35 0 -99.00 Hsx Alpha 201704280900 3 8.1 62.9 1 0 0.2 0.17 -99.00 -99.00 0.06 -99.00 0 -99.00 Axx Alpha