2017 Feb 09 0000 UTC Sunspot Group Classification Results Number of Detected Sunspot Groups : 1 Group Index : 1 Ratio of magnetic polarity (+/-) : 2.30380 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.73529 [ Z-Class Determination ] Number of spots : 3 Number of spots with penumbra : 2 Z-Class : C [ p-Class Determination ] Asymmetry factor of penumbral shape : 38.3149 (criterion : 50) N-S diameter of largest penumbra (deg) : 0.38241918 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.117647 p-Class : s [ c-Class Determination ] Number of spots : 3 Area ratio (spots/group) : 0.300000 Number of spots with penumbra : 2 c-Class :o McIntosh Class : Cso [ Magnetic Class Determination ] Magnetic Class : Beta