2021 Apr 24 1800 UTC Sunspot Group Classification Results Number of Detected Sunspot Groups : 4 Group Index : 1 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 : 2 Ratio of magnetic polarity (+/-) : 1.50420 More than one magnetic neutral line is found Number of Significant Neutral Lines : 2 [ 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) : 0.0100000 Number of spots with penumbra : 0 c-Class :o McIntosh Class : Bxo [ Magnetic Class Determination ] Magnetic Class : Beta-Gamma Group Index : 3 Ratio of magnetic polarity (+/-) : 1.38519 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.69444 [ Z-Class Determination ] Number of spots : 6 Number of spots with penumbra : 4 Longitudinal extent of this spot group (deg) : 5.50593 Z-Class : D [ p-Class Determination ] Asymmetry factor of penumbral shape : 32.7411 (criterion : 50) N-S diameter of largest penumbra (deg) : 1.3880033 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.240506 p-Class : s [ c-Class Determination ] Number of spots : 6 Area ratio (spots/group) : 0.266242 Number of spots with penumbra : 4 c-Class :o McIntosh Class : Dso [ Magnetic Class Determination ] Magnetic Class : Beta Group Index : 4 Ratio of magnetic polarity (+/-) : 1.05618 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.12500 [ Z-Class Determination ] Number of spots : 2 Number of spots with penumbra : 1 Z-Class : C [ p-Class Determination ] Asymmetry factor of penumbral shape : 20.9874 (criterion : 50) N-S diameter of largest penumbra (deg) : 1.3647199 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.134831 p-Class : s [ c-Class Determination ] Number of spots : 2 Area ratio (spots/group) : 0.371542 Number of spots with penumbra : 1 c-Class :o McIntosh Class : Cso [ Magnetic Class Determination ] Magnetic Class : Beta