2024 Apr 19 2000 UTC Sunspot Group Classification Results Number of Detected Sunspot Groups : 10 Group Index : 1 Ratio of magnetic polarity (+/-) : 3.46154 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.22222 [ Z-Class Determination ] Number of spots : 1 Number of spots with penumbra : 1 Z-Class : H [ p-Class Determination ] Asymmetry factor of penumbral shape : 36.6273 (criterion : 50) N-S diameter of largest penumbra (deg) : 0.92070904 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.0800000 p-Class : s [ c-Class Determination ] Number of spots : 1 c-Class :x McIntosh Class : Hsx [ Magnetic Class Determination ] Magnetic Class : Alpha Group Index : 2 Ratio of magnetic polarity (+/-) : 0.0292398 [ Z-Class Determination ] Number of spots : 3 Number of spots with penumbra : 1 Z-Class : C [ p-Class Determination ] Asymmetry factor of penumbral shape : 32.5760 (criterion : 50) N-S diameter of largest penumbra (deg) : 0.76700241 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.250000 p-Class : s [ c-Class Determination ] Number of spots : 3 Area ratio (spots/group) : 0.647059 Number of spots with penumbra : 1 c-Class :i McIntosh Class : Csi [ Magnetic Class Determination ] Magnetic Class : Alpha Group Index : 3 Ratio of magnetic polarity (+/-) : 3.80357 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 11.6000 [ Z-Class Determination ] Number of spots : 3 Number of spots with penumbra : 0 Z-Class : B [ p-Class Determination ] p-Class : x [ c-Class Determination ] Number of spots : 3 Area ratio (spots/group) : 0.239130 Number of spots with penumbra : 0 c-Class :o McIntosh Class : Bxo [ Magnetic Class Determination ] Magnetic Class : Beta-Gamma Group Index : 4 Ratio of magnetic polarity (+/-) : 0.101149 [ Z-Class Determination ] Number of spots : 3 Number of spots with penumbra : 1 Z-Class : C [ p-Class Determination ] Asymmetry factor of penumbral shape : 67.5897 (criterion : 50) N-S diameter of largest penumbra (deg) : 0.49125894 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.230769 p-Class : a [ c-Class Determination ] Number of spots : 3 Area ratio (spots/group) : 0.0530726 Number of spots with penumbra : 1 c-Class :o McIntosh Class : Cao [ Magnetic Class Determination ] Magnetic Class : Alpha Group Index : 5 Ratio of magnetic polarity (+/-) : 0.717514 More than one magnetic neutral line is found Number of Significant Neutral Lines : 2 [ Z-Class Determination ] Number of spots : 8 Number of spots with penumbra : 4 Longitudinal extent of this spot group (deg) : 13.0703 Z-Class : E [ p-Class Determination ] Asymmetry factor of penumbral shape : 24.3964 (criterion : 25) N-S diameter of largest penumbra (deg) : 2.0093097 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.121622 p-Class : s [ c-Class Determination ] Number of spots : 8 Area ratio (spots/group) : 0.286251 Number of spots with penumbra : 4 c-Class :o McIntosh Class : Eso [ Magnetic Class Determination ] Magnetic Class : Beta-Gamma Group Index : 6 Ratio of magnetic polarity (+/-) : 1.09261 More than one magnetic neutral line is found Number of Significant Neutral Lines : 2 [ Z-Class Determination ] Number of spots : 30 Number of spots with penumbra : 11 Longitudinal extent of this spot group (deg) : 23.0557 Z-Class : F [ p-Class Determination ] Asymmetry factor of penumbral shape : 45.1949 (criterion : 25) N-S diameter of largest penumbra (deg) : 3.2867611 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.107527 p-Class : k [ c-Class Determination ] Number of spots : 30 Area ratio (spots/group) : 0.146240 Number of spots with penumbra : 11 c-Class :o McIntosh Class : Fko [ Magnetic Class Determination ] Magnetic Class : Beta-Gamma Group Index : 7 Ratio of magnetic polarity (+/-) : 1.05980 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.52778 [ Z-Class Determination ] Number of spots : 3 Number of spots with penumbra : 3 Longitudinal extent of this spot group (deg) : 5.39342 Z-Class : D [ p-Class Determination ] Asymmetry factor of penumbral shape : 56.5561 (criterion : 50) N-S diameter of largest penumbra (deg) : 0.61268661 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.153846 p-Class : a [ c-Class Determination ] Number of spots : 3 Area ratio (spots/group) : 0.235294 Number of spots with penumbra : 3 c-Class :o McIntosh Class : Dao [ Magnetic Class Determination ] Magnetic Class : Beta Group Index : 8 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 : 9 Ratio of magnetic polarity (+/-) : 5.25581 [ Z-Class Determination ] Number of spots : 2 Number of spots with penumbra : 2 Longitudinal extent of this spot group (deg) : 5.02757 Z-Class : D [ p-Class Determination ] Asymmetry factor of penumbral shape : 22.7191 (criterion : 25) N-S diameter of largest penumbra (deg) : 1.5429259 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.155340 p-Class : s [ c-Class Determination ] Number of spots : 2 Area ratio (spots/group) : 0.450000 Number of spots with penumbra : 2 c-Class :i McIntosh Class : Dsi [ Magnetic Class Determination ] Magnetic Class : Alpha Group Index : 10 Ratio of magnetic polarity (+/-) : 0.00000 [ Z-Class Determination ] Number of spots : 3 Number of spots with penumbra : 1 Z-Class : C [ p-Class Determination ] Asymmetry factor of penumbral shape : 50.6415 (criterion : 50) N-S diameter of largest penumbra (deg) : 0.29220137 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.166667 p-Class : a [ c-Class Determination ] Number of spots : 3 Area ratio (spots/group) : 0.357143 Number of spots with penumbra : 1 c-Class :o McIntosh Class : Cao [ Magnetic Class Determination ] Magnetic Class : Alpha