2015 Sep 20 2200 UTC Sunspot Group Classification Results Number of Detected Sunspot Groups : 4 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 201509202200 1 -16.3 -56.5 2 2 9.5 2.10 0.53 0.16 3.22 26.97 3 -99.00 Dai Beta-Gamma 201509202200 2 -15.1 -21.4 2 1 5.1 2.65 0.78 0.18 3.01 17.80 1 1.30 Chi Beta 201509202200 3 12.3 -16.2 1 1 0.6 0.49 -99.00 0.00 0.03 41.73 0 -99.00 Hsx Alpha 201509202200 4 14.3 73.2 1 1 1.6 3.57 -99.00 0.03 1.65 57.24 1 1.17 Hkx Alpha