2015 Aug 28 2100 UTC Sunspot Group Classification Results Number of Detected Sunspot Groups : 3 Group Index : 1 Ratio of magnetic polarity (+/-) : 0.670616 More than one magnetic neutral line is found Number of Significant Neutral Lines : 2 [ Z-Class Determination ] Number of spots : 5 Number of spots with penumbra : 3 Longitudinal extent of this spot group (deg) : 15.2572 Z-Class : F [ p-Class Determination ] Asymmetry factor of penumbral shape : 49.1525 (criterion : 25) N-S diameter of largest penumbra (deg) : 4.9423847 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.122977 p-Class : k [ c-Class Determination ] Number of spots : 5 Area ratio (spots/group) : 0.493176 Number of spots with penumbra : 3 c-Class :c McIntosh Class : Fkc [ Magnetic Class Determination ] Magnetic Class : Beta-Gamma Group Index : 2 Ratio of magnetic polarity (+/-) : 0.00000 [ 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 (+/-) : 0.306452 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.34615 [ 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