2015 Sep 21 1600 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 201509211600 1 -15.2 -67.4 2 2 8.9 1.83 0.56 0.12 3.21 28.95 2 -99.00 Dsi Beta-Gamma 201509211600 2 -14.6 -32.5 1 1 3.1 2.54 -99.00 0.15 3.53 17.36 2 -99.00 Hhx Beta-Gamma 201509211600 3 13.2 62.7 1 1 2.3 3.11 -99.00 0.08 0.93 54.79 1 1.13 Hkx Alpha 201509211600 4 17.0 71.4 3 1 1.9 1.57 0.57 0.03 3.91 53.89 1 1.10 Cai Beta