2015 Aug 21 1100 UTC Sunspot Group Classification Results Number of Detected Sunspot Groups : 3 Group Index : 1 Ratio of magnetic polarity (+/-) : 0.375000 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.13636 [ Z-Class Determination ] Number of spots : 1 Number of spots with penumbra : 0 Z-Class : A [ p-Class Determination ] p-Class : x [ c-Class Determination ] Number of spots : 1 c-Class :x McIntosh Class : Axx [ Magnetic Class Determination ] Magnetic Class : Alpha Group Index : 2 Ratio of magnetic polarity (+/-) : 0.658824 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.37931 [ Z-Class Determination ] Number of spots : 1 Number of spots with penumbra : 0 Z-Class : A [ p-Class Determination ] p-Class : x [ c-Class Determination ] Number of spots : 1 c-Class :x McIntosh Class : Axx [ Magnetic Class Determination ] Magnetic Class : Alpha Group Index : 3 Ratio of magnetic polarity (+/-) : 0.474466 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.61194 [ Z-Class Determination ] Number of spots : 11 Number of spots with penumbra : 4 Longitudinal extent of this spot group (deg) : 12.4487 Z-Class : E [ p-Class Determination ] Asymmetry factor of penumbral shape : 54.9917 (criterion : 25) N-S diameter of largest penumbra (deg) : 3.8914948 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.112069 p-Class : k [ c-Class Determination ] Number of spots : 11 Area ratio (spots/group) : 0.371078 Number of spots with penumbra : 4 c-Class :o McIntosh Class : Eko [ Magnetic Class Determination ] Magnetic Class : Beta-Delta