2024 May 18 1400 UTC Sunspot Group Classification Results Number of Detected Sunspot Groups : 9 Group Index : 1 Ratio of magnetic polarity (+/-) : 0.303030 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.16667 [ Z-Class Determination ] Number of spots : 2 Number of spots with penumbra : 1 Z-Class : C [ p-Class Determination ] Asymmetry factor of penumbral shape : 50.4936 (criterion : 50) N-S diameter of largest penumbra (deg) : 1.6149201 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.0625000 p-Class : a [ c-Class Determination ] Number of spots : 2 Area ratio (spots/group) : 0.807692 Number of spots with penumbra : 1 c-Class :i McIntosh Class : Cai [ Magnetic Class Determination ] Magnetic Class : Beta Group Index : 2 Ratio of magnetic polarity (+/-) : 0.0625000 [ 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 : 3 Ratio of magnetic polarity (+/-) : 0.459016 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 4.79487 [ Z-Class Determination ] Number of spots : 7 Number of spots with penumbra : 2 Longitudinal extent of this spot group (deg) : 5.70604 Z-Class : D [ p-Class Determination ] Asymmetry factor of penumbral shape : 63.2610 (criterion : 50) N-S diameter of largest penumbra (deg) : 0.83943499 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.145455 p-Class : a [ c-Class Determination ] Number of spots : 7 Area ratio (spots/group) : 0.127792 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 (+/-) : 0.00000 [ 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 : 5 Ratio of magnetic polarity (+/-) : 1.23529 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.73684 [ Z-Class Determination ] Number of spots : 2 Number of spots with penumbra : 1 Z-Class : C [ p-Class Determination ] Asymmetry factor of penumbral shape : 16.7501 (criterion : 25) N-S diameter of largest penumbra (deg) : 2.0068223 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.183168 p-Class : s [ c-Class Determination ] Number of spots : 2 Area ratio (spots/group) : 0.445161 Number of spots with penumbra : 1 c-Class :i McIntosh Class : Csi [ Magnetic Class Determination ] Magnetic Class : Beta Group Index : 6 Ratio of magnetic polarity (+/-) : 1.34240 More than one magnetic neutral line is found Number of Significant Neutral Lines : 2 [ Z-Class Determination ] Number of spots : 6 Number of spots with penumbra : 2 Longitudinal extent of this spot group (deg) : 12.6854 Z-Class : E [ p-Class Determination ] Asymmetry factor of penumbral shape : 12.4201 (criterion : 25) N-S diameter of largest penumbra (deg) : 2.2089380 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.202658 p-Class : s [ c-Class Determination ] Number of spots : 6 Area ratio (spots/group) : 0.588840 Number of spots with penumbra : 2 c-Class :i McIntosh Class : Esi [ Magnetic Class Determination ] Magnetic Class : Beta-Gamma Group Index : 7 Ratio of magnetic polarity (+/-) : 0.00000 [ Z-Class Determination ] Number of spots : 2 Number of spots with penumbra : 1 Z-Class : C [ p-Class Determination ] Asymmetry factor of penumbral shape : 73.5436 (criterion : 50) N-S diameter of largest penumbra (deg) : 0.38339782 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.100000 p-Class : a [ c-Class Determination ] Number of spots : 2 Area ratio (spots/group) : 0.263158 Number of spots with penumbra : 1 c-Class :o McIntosh Class : Cao [ Magnetic Class Determination ] Magnetic Class : Alpha Group Index : 8 Ratio of magnetic polarity (+/-) : 1.04927 More than one magnetic neutral line is found Number of Significant Neutral Lines : 3 [ Z-Class Determination ] Number of spots : 6 Number of spots with penumbra : 4 Z-Class : C [ p-Class Determination ] Asymmetry factor of penumbral shape : 15.9478 (criterion : 25) N-S diameter of largest penumbra (deg) : 3.1341177 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.199248 p-Class : h [ c-Class Determination ] Number of spots : 6 Area ratio (spots/group) : 0.347578 Number of spots with penumbra : 4 c-Class :o McIntosh Class : Cho [ Magnetic Class Determination ] Magnetic Class : Beta-Gamma Group Index : 9 Ratio of magnetic polarity (+/-) : 1.57714 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.47619 [ Z-Class Determination ] Number of spots : 1 Number of spots with penumbra : 1 Z-Class : H [ p-Class Determination ] Asymmetry factor of penumbral shape : 57.7667 (criterion : 25) N-S diameter of largest penumbra (deg) : 2.4931420 (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