2024 Sep 23 1900 UTC Sunspot Group Classification Results Number of Detected Sunspot Groups : 9 Group Index : 1 Ratio of magnetic polarity (+/-) : 0.291139 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.15625 [ Z-Class Determination ] Number of spots : 1 Number of spots with penumbra : 1 Z-Class : H [ p-Class Determination ] Asymmetry factor of penumbral shape : 50.8705 (criterion : 50) N-S diameter of largest penumbra (deg) : 1.3441244 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.137931 p-Class : a [ c-Class Determination ] Number of spots : 1 c-Class :x McIntosh Class : Hax [ Magnetic Class Determination ] Magnetic Class : Alpha Group Index : 2 Ratio of magnetic polarity (+/-) : 0.721804 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 : 1 Z-Class : C [ p-Class Determination ] Asymmetry factor of penumbral shape : 28.4221 (criterion : 25) N-S diameter of largest penumbra (deg) : 1.7419465 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.0747664 p-Class : a [ c-Class Determination ] Number of spots : 2 Area ratio (spots/group) : 0.942149 Number of spots with penumbra : 1 c-Class :i McIntosh Class : Cai [ Magnetic Class Determination ] Magnetic Class : Beta-Gamma Group Index : 3 Ratio of magnetic polarity (+/-) : 1.68243 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 : 2 Longitudinal extent of this spot group (deg) : 6.00057 Z-Class : D [ p-Class Determination ] Asymmetry factor of penumbral shape : 60.9885 (criterion : 50) N-S diameter of largest penumbra (deg) : 1.2818270 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.137255 p-Class : a [ c-Class Determination ] Number of spots : 2 Area ratio (spots/group) : 0.350000 Number of spots with penumbra : 2 c-Class :o McIntosh Class : Dao [ Magnetic Class Determination ] Magnetic Class : Beta-Gamma Group Index : 4 Ratio of magnetic polarity (+/-) : 0.305660 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.37838 [ Z-Class Determination ] Number of spots : 1 Number of spots with penumbra : 1 Z-Class : H [ p-Class Determination ] Asymmetry factor of penumbral shape : 21.8446 (criterion : 25) N-S diameter of largest penumbra (deg) : 1.9509917 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.165746 p-Class : s [ c-Class Determination ] Number of spots : 1 c-Class :x McIntosh Class : Hsx [ Magnetic Class Determination ] Magnetic Class : Alpha Group Index : 5 Ratio of magnetic polarity (+/-) : 0.116031 [ Z-Class Determination ] Number of spots : 2 Number of spots with penumbra : 1 Z-Class : C [ p-Class Determination ] Asymmetry factor of penumbral shape : 24.2022 (criterion : 25) N-S diameter of largest penumbra (deg) : 2.9506958 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.107692 p-Class : h [ c-Class Determination ] Number of spots : 2 Area ratio (spots/group) : 0.781473 Number of spots with penumbra : 1 c-Class :i McIntosh Class : Chi [ Magnetic Class Determination ] Magnetic Class : Alpha Group Index : 6 Ratio of magnetic polarity (+/-) : 0.221519 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 : 2 Longitudinal extent of this spot group (deg) : 3.84422 Z-Class : D [ p-Class Determination ] Asymmetry factor of penumbral shape : 22.2875 (criterion : 25) N-S diameter of largest penumbra (deg) : 1.4595808 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.121212 p-Class : s [ c-Class Determination ] Number of spots : 2 Area ratio (spots/group) : 0.840909 Number of spots with penumbra : 2 c-Class :i McIntosh Class : Dsi [ Magnetic Class Determination ] Magnetic Class : Beta-Gamma Group Index : 7 Ratio of magnetic polarity (+/-) : 2.07895 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.14286 [ Z-Class Determination ] Number of spots : 1 Number of spots with penumbra : 1 Z-Class : H [ p-Class Determination ] Asymmetry factor of penumbral shape : 53.0902 (criterion : 50) N-S diameter of largest penumbra (deg) : 0.79020533 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.142857 p-Class : a [ c-Class Determination ] Number of spots : 1 c-Class :x McIntosh Class : Hax [ Magnetic Class Determination ] Magnetic Class : Alpha Group Index : 8 Ratio of magnetic polarity (+/-) : 0.722846 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 : 1 Z-Class : C [ p-Class Determination ] Asymmetry factor of penumbral shape : 47.5529 (criterion : 50) N-S diameter of largest penumbra (deg) : 1.2790668 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.0869565 p-Class : s [ c-Class Determination ] Number of spots : 2 Area ratio (spots/group) : 0.300000 Number of spots with penumbra : 1 c-Class :o McIntosh Class : Cso [ Magnetic Class Determination ] Magnetic Class : Beta-Gamma Group Index : 9 Ratio of magnetic polarity (+/-) : 1.03896 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 : 0 Z-Class : B [ p-Class Determination ] p-Class : x [ c-Class Determination ] Number of spots : 4 Area ratio (spots/group) : 0.441176 Number of spots with penumbra : 0 c-Class :i McIntosh Class : Bxi [ Magnetic Class Determination ] Magnetic Class : Beta-Gamma