2024 Jul 17 1900 UTC Sunspot Group Classification Results Number of Detected Sunspot Groups : 18 Group Index : 1 Ratio of magnetic polarity (+/-) : 0.0388769 [ Z-Class Determination ] Number of spots : 4 Number of spots with penumbra : 1 Z-Class : C [ p-Class Determination ] Asymmetry factor of penumbral shape : 54.1887 (criterion : 50) N-S diameter of largest penumbra (deg) : 0.55201999 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.117647 p-Class : a [ c-Class Determination ] Number of spots : 4 Area ratio (spots/group) : 0.0605381 Number of spots with penumbra : 1 c-Class :o McIntosh Class : Cao [ Magnetic Class Determination ] Magnetic Class : Alpha Group Index : 2 Ratio of magnetic polarity (+/-) : 3.81579 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.50000 [ 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 Group Index : 3 Ratio of magnetic polarity (+/-) : 0.00000 [ Z-Class Determination ] Number of spots : 1 Number of spots with penumbra : 1 Z-Class : H [ p-Class Determination ] Asymmetry factor of penumbral shape : 158.871 (criterion : 50) N-S diameter of largest penumbra (deg) : 0.38388931 (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 : 4 Ratio of magnetic polarity (+/-) : 0.415094 More than one magnetic neutral line is found Number of Significant Neutral Lines : 2 [ Z-Class Determination ] Number of spots : 5 Number of spots with penumbra : 2 Longitudinal extent of this spot group (deg) : 8.39970 Z-Class : D [ p-Class Determination ] Asymmetry factor of penumbral shape : 33.5709 (criterion : 50) N-S diameter of largest penumbra (deg) : 1.2656727 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.162500 p-Class : s [ c-Class Determination ] Number of spots : 5 Area ratio (spots/group) : 0.129630 Number of spots with penumbra : 2 c-Class :o McIntosh Class : Dso [ Magnetic Class Determination ] Magnetic Class : Beta-Gamma Group Index : 5 Ratio of magnetic polarity (+/-) : 2.60215 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.64815 [ Z-Class Determination ] Number of spots : 4 Number of spots with penumbra : 1 Z-Class : C [ p-Class Determination ] Asymmetry factor of penumbral shape : 87.1218 (criterion : 50) N-S diameter of largest penumbra (deg) : 0.83963406 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.105263 p-Class : a [ c-Class Determination ] Number of spots : 4 Area ratio (spots/group) : 0.222222 Number of spots with penumbra : 1 c-Class :o McIntosh Class : Cao [ Magnetic Class Determination ] Magnetic Class : Beta Group Index : 6 Ratio of magnetic polarity (+/-) : 4.37736 More than one magnetic neutral line is found Number of Significant Neutral Lines : 1 Roughness of the longest magnetic neutral line : 1.25000 [ Z-Class Determination ] Number of spots : 1 Number of spots with penumbra : 1 Z-Class : H [ p-Class Determination ] Asymmetry factor of penumbral shape : 30.4880 (criterion : 25) N-S diameter of largest penumbra (deg) : 1.7553631 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.172414 p-Class : a [ c-Class Determination ] Number of spots : 1 c-Class :x McIntosh Class : Hax [ Magnetic Class Determination ] Magnetic Class : Alpha Group Index : 7 Ratio of magnetic polarity (+/-) : 7.93750 [ Z-Class Determination ] Number of spots : 2 Number of spots with penumbra : 1 Z-Class : C [ p-Class Determination ] Asymmetry factor of penumbral shape : 33.2237 (criterion : 50) N-S diameter of largest penumbra (deg) : 0.88232076 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.0952381 p-Class : s [ c-Class Determination ] Number of spots : 2 Area ratio (spots/group) : 0.676471 Number of spots with penumbra : 1 c-Class :i McIntosh Class : Csi [ Magnetic Class Determination ] Magnetic Class : Alpha Group Index : 8 Ratio of magnetic polarity (+/-) : 5.00000 More than one magnetic neutral line is found Number of Significant Neutral Lines : 1 Roughness of the longest magnetic neutral line : 2.26667 [ 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 : Beta-Gamma Group Index : 9 Ratio of magnetic polarity (+/-) : 0.825758 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.62222 [ Z-Class Determination ] Number of spots : 4 Number of spots with penumbra : 1 Z-Class : C [ p-Class Determination ] Asymmetry factor of penumbral shape : 36.8951 (criterion : 50) N-S diameter of largest penumbra (deg) : 0.37465016 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.214286 p-Class : s [ c-Class Determination ] Number of spots : 4 Area ratio (spots/group) : 0.144796 Number of spots with penumbra : 1 c-Class :o McIntosh Class : Cso [ Magnetic Class Determination ] Magnetic Class : Beta Group Index : 10 Ratio of magnetic polarity (+/-) : 0.00000 [ Z-Class Determination ] Number of spots : 1 Number of spots with penumbra : 1 Z-Class : H [ p-Class Determination ] Asymmetry factor of penumbral shape : 26.5509 (criterion : 50) N-S diameter of largest penumbra (deg) : 0.67494434 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.214286 p-Class : s [ c-Class Determination ] Number of spots : 1 c-Class :x McIntosh Class : Hsx [ Magnetic Class Determination ] Magnetic Class : Alpha Group Index : 11 Ratio of magnetic polarity (+/-) : 100.000 [ 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) : 0.705882 Number of spots with penumbra : 0 c-Class :i McIntosh Class : Bxi [ Magnetic Class Determination ] Magnetic Class : Alpha Group Index : 12 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 : 13 Ratio of magnetic polarity (+/-) : 100.000 [ Z-Class Determination ] Number of spots : 1 Number of spots with penumbra : 1 Z-Class : H [ p-Class Determination ] Asymmetry factor of penumbral shape : 35.6204 (criterion : 50) N-S diameter of largest penumbra (deg) : 0.65859808 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.240000 p-Class : s [ c-Class Determination ] Number of spots : 1 c-Class :x McIntosh Class : Hsx [ Magnetic Class Determination ] Magnetic Class : Alpha Group Index : 14 Ratio of magnetic polarity (+/-) : 1.03499 More than one magnetic neutral line is found Number of Significant Neutral Lines : 3 [ Z-Class Determination ] Number of spots : 13 Number of spots with penumbra : 5 Longitudinal extent of this spot group (deg) : 11.3981 Z-Class : E [ p-Class Determination ] Asymmetry factor of penumbral shape : 31.6287 (criterion : 25) N-S diameter of largest penumbra (deg) : 1.7742996 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.156716 p-Class : a [ c-Class Determination ] Number of spots : 13 Area ratio (spots/group) : 0.272368 Number of spots with penumbra : 5 c-Class :o McIntosh Class : Eao [ Magnetic Class Determination ] Magnetic Class : Beta-Gamma Group Index : 15 Ratio of magnetic polarity (+/-) : 1.37273 More than one magnetic neutral line is found Number of Significant Neutral Lines : 2 [ Z-Class Determination ] Number of spots : 3 Number of spots with penumbra : 2 Z-Class : C [ p-Class Determination ] Asymmetry factor of penumbral shape : 67.8653 (criterion : 50) N-S diameter of largest penumbra (deg) : 1.1339271 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.235294 p-Class : a [ c-Class Determination ] Number of spots : 3 Area ratio (spots/group) : 0.712121 Number of spots with penumbra : 2 c-Class :i McIntosh Class : Cai [ Magnetic Class Determination ] Magnetic Class : Beta-Gamma Group Index : 16 Ratio of magnetic polarity (+/-) : 0.681818 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.18421 [ Z-Class Determination ] Number of spots : 4 Number of spots with penumbra : 1 Z-Class : C [ p-Class Determination ] Asymmetry factor of penumbral shape : 40.3820 (criterion : 50) N-S diameter of largest penumbra (deg) : 0.73614334 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.125000 p-Class : s [ c-Class Determination ] Number of spots : 4 Area ratio (spots/group) : 0.328638 Number of spots with penumbra : 1 c-Class :o McIntosh Class : Cso [ Magnetic Class Determination ] Magnetic Class : Beta Group Index : 17 Ratio of magnetic polarity (+/-) : 0.508929 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.23529 [ Z-Class Determination ] Number of spots : 1 Number of spots with penumbra : 1 Z-Class : H [ p-Class Determination ] Asymmetry factor of penumbral shape : 35.2332 (criterion : 50) N-S diameter of largest penumbra (deg) : 1.7945786 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.152174 p-Class : s [ c-Class Determination ] Number of spots : 1 c-Class :x McIntosh Class : Hsx [ Magnetic Class Determination ] Magnetic Class : Alpha Group Index : 18 Ratio of magnetic polarity (+/-) : 2.62500 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.70833 [ Z-Class Determination ] Number of spots : 1 Number of spots with penumbra : 1 Z-Class : H [ p-Class Determination ] Asymmetry factor of penumbral shape : 57.3146 (criterion : 50) N-S diameter of largest penumbra (deg) : 1.4622680 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.214286 p-Class : a [ c-Class Determination ] Number of spots : 1 c-Class :x McIntosh Class : Hax [ Magnetic Class Determination ] Magnetic Class : Alpha