2021 Sep 26 1800 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 (+/-) : 0.328947 More than one magnetic neutral line is found Number of Significant Neutral Lines : 2 [ Z-Class Determination ] Number of spots : 4 Number of spots with penumbra : 3 Longitudinal extent of this spot group (deg) : 1.58717 Z-Class : D [ p-Class Determination ] Asymmetry factor of penumbral shape : 31.7978 (criterion : 50) N-S diameter of largest penumbra (deg) : 1.2321929 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.116667 p-Class : s [ c-Class Determination ] Number of spots : 4 Area ratio (spots/group) : 0.412037 Number of spots with penumbra : 3 c-Class :c McIntosh Class : Dsc [ Magnetic Class Determination ] Magnetic Class : Beta-Gamma Group Index : 3 Ratio of magnetic polarity (+/-) : 0.682243 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.44444 [ 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 (+/-) : 2.47423 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.80000 [ Z-Class Determination ] Number of spots : 3 Number of spots with penumbra : 1 Z-Class : C [ p-Class Determination ] Asymmetry factor of penumbral shape : 10.3068 (criterion : 50) N-S diameter of largest penumbra (deg) : 0.60363829 (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) : 0.307692 Number of spots with penumbra : 1 c-Class :o McIntosh Class : Cso [ Magnetic Class Determination ] Magnetic Class : Beta