2023 Dec 18 1800 UTC Sunspot Group Classification Results Number of Detected Sunspot Groups : 11 Group Index : 1 Ratio of magnetic polarity (+/-) : 1.22472 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.42500 [ Z-Class Determination ] Number of spots : 2 Number of spots with penumbra : 1 Z-Class : C [ p-Class Determination ] Asymmetry factor of penumbral shape : 40.9723 (criterion : 50) N-S diameter of largest penumbra (deg) : 1.0707793 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.130435 p-Class : s [ c-Class Determination ] Number of spots : 2 Area ratio (spots/group) : 0.645570 Number of spots with penumbra : 1 c-Class :i McIntosh Class : Csi [ Magnetic Class Determination ] Magnetic Class : Beta Group Index : 2 Ratio of magnetic polarity (+/-) : 0.964573 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.89552 [ Z-Class Determination ] Number of spots : 9 Number of spots with penumbra : 2 Z-Class : C [ p-Class Determination ] Asymmetry factor of penumbral shape : 20.0919 (criterion : 50) N-S diameter of largest penumbra (deg) : 1.4542344 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.180000 p-Class : s [ c-Class Determination ] Number of spots : 9 Area ratio (spots/group) : 0.315488 Number of spots with penumbra : 2 c-Class :o McIntosh Class : Cso [ 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 : 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 : 4 Ratio of magnetic polarity (+/-) : 0.925333 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 2.34884 [ Z-Class Determination ] Number of spots : 5 Number of spots with penumbra : 2 Z-Class : C [ p-Class Determination ] Asymmetry factor of penumbral shape : 61.8663 (criterion : 50) N-S diameter of largest penumbra (deg) : 1.4494117 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.138462 p-Class : a [ c-Class Determination ] Number of spots : 5 Area ratio (spots/group) : 0.259843 Number of spots with penumbra : 2 c-Class :o McIntosh Class : Cao [ Magnetic Class Determination ] Magnetic Class : Beta-Gamma Group Index : 5 Ratio of magnetic polarity (+/-) : 53.4000 [ Z-Class Determination ] Number of spots : 2 Number of spots with penumbra : 2 Longitudinal extent of this spot group (deg) : 0.980427 Z-Class : D [ p-Class Determination ] Asymmetry factor of penumbral shape : 43.2146 (criterion : 50) N-S diameter of largest penumbra (deg) : 0.49026114 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.100000 p-Class : s [ c-Class Determination ] Number of spots : 2 Area ratio (spots/group) : 0.204225 Number of spots with penumbra : 2 c-Class :o McIntosh Class : Dso [ Magnetic Class Determination ] Magnetic Class : Alpha Group Index : 6 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 : 7 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 : 8 Ratio of magnetic polarity (+/-) : 2.35211 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.77273 [ 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 (+/-) : 1.23796 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.45652 [ Z-Class Determination ] Number of spots : 4 Number of spots with penumbra : 1 Z-Class : C [ p-Class Determination ] Asymmetry factor of penumbral shape : 46.9198 (criterion : 50) N-S diameter of largest penumbra (deg) : 0.96761096 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.172414 p-Class : s [ c-Class Determination ] Number of spots : 4 Area ratio (spots/group) : 0.284519 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 (+/-) : 0.856667 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.25000 [ 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) : 0.471429 Number of spots with penumbra : 0 c-Class :i McIntosh Class : Bxi [ Magnetic Class Determination ] Magnetic Class : Beta Group Index : 11 Ratio of magnetic polarity (+/-) : 0.268657 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.17857 [ 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