2023 Dec 21 1700 UTC Sunspot Group Classification Results Number of Detected Sunspot Groups : 9 Group Index : 1 Ratio of magnetic polarity (+/-) : 0.291793 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 15.0000 [ 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) : 0.266932 Number of spots with penumbra : 0 c-Class :o McIntosh Class : Bxo [ Magnetic Class Determination ] Magnetic Class : Beta-Gamma Group Index : 2 Ratio of magnetic polarity (+/-) : 1.39732 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.63636 [ Z-Class Determination ] Number of spots : 4 Number of spots with penumbra : 4 Longitudinal extent of this spot group (deg) : 8.63434 Z-Class : D [ p-Class Determination ] Asymmetry factor of penumbral shape : 57.6071 (criterion : 25) N-S diameter of largest penumbra (deg) : 2.1769821 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.105469 p-Class : a [ c-Class Determination ] Number of spots : 4 Area ratio (spots/group) : 0.587644 Number of spots with penumbra : 4 c-Class :c McIntosh Class : Dac [ Magnetic Class Determination ] Magnetic Class : Beta Group Index : 3 Ratio of magnetic polarity (+/-) : 0.918004 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.93333 [ Z-Class Determination ] Number of spots : 5 Number of spots with penumbra : 3 Longitudinal extent of this spot group (deg) : 5.55390 Z-Class : D [ p-Class Determination ] Asymmetry factor of penumbral shape : 50.6066 (criterion : 25) N-S diameter of largest penumbra (deg) : 1.9539804 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.119718 p-Class : a [ c-Class Determination ] Number of spots : 5 Area ratio (spots/group) : 0.370678 Number of spots with penumbra : 3 c-Class :o McIntosh Class : Dao [ Magnetic Class Determination ] Magnetic Class : Beta Group Index : 4 Ratio of magnetic polarity (+/-) : 4.08333 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.38462 [ 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 (+/-) : 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 : 52.0293 (criterion : 50) N-S diameter of largest penumbra (deg) : 0.13721404 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.166667 p-Class : a [ c-Class Determination ] Number of spots : 1 c-Class :x McIntosh Class : Hax [ Magnetic Class Determination ] Magnetic Class : Alpha Group Index : 6 Ratio of magnetic polarity (+/-) : 0.783362 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.57447 [ Z-Class Determination ] Number of spots : 2 Number of spots with penumbra : 2 Longitudinal extent of this spot group (deg) : 3.40359 Z-Class : D [ p-Class Determination ] Asymmetry factor of penumbral shape : 35.2530 (criterion : 25) N-S diameter of largest penumbra (deg) : 2.1152645 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.0254237 p-Class : a [ c-Class Determination ] Number of spots : 2 Area ratio (spots/group) : 0.690104 Number of spots with penumbra : 2 c-Class :i McIntosh Class : Dai [ Magnetic Class Determination ] Magnetic Class : Beta Group Index : 7 Ratio of magnetic polarity (+/-) : 0.846931 More than one magnetic neutral line is found Number of Significant Neutral Lines : 3 [ Z-Class Determination ] Number of spots : 5 Number of spots with penumbra : 2 Longitudinal extent of this spot group (deg) : 12.5093 Z-Class : E [ p-Class Determination ] Asymmetry factor of penumbral shape : 22.8084 (criterion : 25) N-S diameter of largest penumbra (deg) : 3.1317064 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.197880 p-Class : h [ c-Class Determination ] Number of spots : 5 Area ratio (spots/group) : 0.484801 Number of spots with penumbra : 2 c-Class :i McIntosh Class : Ehi [ Magnetic Class Determination ] Magnetic Class : Beta-Gamma Group Index : 8 Ratio of magnetic polarity (+/-) : 5.14286 [ Z-Class Determination ] Number of spots : 2 Number of spots with penumbra : 1 Z-Class : C [ p-Class Determination ] Asymmetry factor of penumbral shape : 74.3475 (criterion : 50) N-S diameter of largest penumbra (deg) : 0.72963549 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.200000 p-Class : a [ c-Class Determination ] Number of spots : 2 Area ratio (spots/group) : 0.425743 Number of spots with penumbra : 1 c-Class :i McIntosh Class : Cai [ Magnetic Class Determination ] Magnetic Class : Alpha Group Index : 9 Ratio of magnetic polarity (+/-) : 0.789809 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.38095 [ Z-Class Determination ] Number of spots : 1 Number of spots with penumbra : 1 Z-Class : H [ p-Class Determination ] Asymmetry factor of penumbral shape : 20.3431 (criterion : 25) N-S diameter of largest penumbra (deg) : 2.9159675 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.182432 p-Class : h [ c-Class Determination ] Number of spots : 1 c-Class :x McIntosh Class : Hhx [ Magnetic Class Determination ] Magnetic Class : Alpha