2021 Sep 26 1700 UTC Sunspot Group Classification Results Number of Detected Sunspot Groups : 4 Group Index : 1 Ratio of magnetic polarity (+/-) : 100.000 [ 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 (+/-) : 0.411972 More than one magnetic neutral line is found Number of Significant Neutral Lines : 2 [ Z-Class Determination ] Number of spots : 3 Number of spots with penumbra : 2 Longitudinal extent of this spot group (deg) : 1.76102 Z-Class : D [ p-Class Determination ] Asymmetry factor of penumbral shape : 32.5262 (criterion : 50) N-S diameter of largest penumbra (deg) : 1.2306048 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.132353 p-Class : s [ c-Class Determination ] Number of spots : 3 Area ratio (spots/group) : 0.437500 Number of spots with penumbra : 2 c-Class :i McIntosh Class : Dsi [ Magnetic Class Determination ] Magnetic Class : Beta-Gamma Group Index : 3 Ratio of magnetic polarity (+/-) : 1.00000 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.07692 [ Z-Class Determination ] Number of spots : 2 Number of spots with penumbra : 0 Z-Class : B [ p-Class Determination ] p-Class : x [ c-Class Determination ] Number of spots : 2 Area ratio (spots/group) : 0.470588 Number of spots with penumbra : 0 c-Class :i McIntosh Class : Bxi [ Magnetic Class Determination ] Magnetic Class : Beta Group Index : 4 Ratio of magnetic polarity (+/-) : 1.74242 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.73333 [ Z-Class Determination ] Number of spots : 3 Number of spots with penumbra : 1 Z-Class : C [ p-Class Determination ] Asymmetry factor of penumbral shape : 40.6592 (criterion : 50) N-S diameter of largest penumbra (deg) : 0.60506202 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.0588235 p-Class : s [ c-Class Determination ] Number of spots : 3 Area ratio (spots/group) : 0.400000 Number of spots with penumbra : 1 c-Class :i McIntosh Class : Csi [ Magnetic Class Determination ] Magnetic Class : Beta