2017 Jan 31 0900 UTC Sunspot Group Classification Results Number of Detected Sunspot Groups : 2 Group Index : 1 Ratio of magnetic polarity (+/-) : 0.145349 [ Z-Class Determination ] Number of spots : 1 Number of spots with penumbra : 1 Z-Class : H [ p-Class Determination ] Asymmetry factor of penumbral shape : 30.5889 (criterion : 50) N-S diameter of largest penumbra (deg) : 0.90999794 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.166667 p-Class : s [ c-Class Determination ] Number of spots : 1 c-Class :x McIntosh Class : Hsx [ Magnetic Class Determination ] Magnetic Class : Alpha Group Index : 2 Ratio of magnetic polarity (+/-) : 2.65169 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 6.90909 [ Z-Class Determination ] Number of spots : 3 Number of spots with penumbra : 1 Z-Class : C [ p-Class Determination ] Asymmetry factor of penumbral shape : 57.5109 (criterion : 50) N-S diameter of largest penumbra (deg) : 0.59571162 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.0625000 p-Class : a [ c-Class Determination ] Number of spots : 3 Area ratio (spots/group) : 0.160804 Number of spots with penumbra : 1 c-Class :o McIntosh Class : Cao [ Magnetic Class Determination ] Magnetic Class : Beta-Gamma