2023 Jan 28 1200 UTC Sunspot Group Classification Results Number of Detected Sunspot Groups : 6 Group Index : 1 Ratio of magnetic polarity (+/-) : 3.21739 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.36364 [ Z-Class Determination ] Number of spots : 1 Number of spots with penumbra : 1 Z-Class : H [ p-Class Determination ] Asymmetry factor of penumbral shape : 47.5318 (criterion : 50) N-S diameter of largest penumbra (deg) : 1.0274893 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.130435 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 (+/-) : 0.647059 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 : 1 Z-Class : C [ p-Class Determination ] Asymmetry factor of penumbral shape : 57.5893 (criterion : 50) N-S diameter of largest penumbra (deg) : 0.63517530 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.00000 p-Class : a [ c-Class Determination ] Number of spots : 2 Area ratio (spots/group) : 0.575000 Number of spots with penumbra : 1 c-Class :i McIntosh Class : Cai [ Magnetic Class Determination ] Magnetic Class : Beta Group Index : 3 Ratio of magnetic polarity (+/-) : 2.16176 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.51220 [ Z-Class Determination ] Number of spots : 3 Number of spots with penumbra : 1 Z-Class : C [ p-Class Determination ] Asymmetry factor of penumbral shape : 53.9820 (criterion : 50) N-S diameter of largest penumbra (deg) : 0.85130917 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.160000 p-Class : a [ c-Class Determination ] Number of spots : 3 Area ratio (spots/group) : 0.231156 Number of spots with penumbra : 1 c-Class :o McIntosh Class : Cao [ Magnetic Class Determination ] Magnetic Class : Beta Group Index : 4 Ratio of magnetic polarity (+/-) : 12.0833 [ 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) : 0.709677 Number of spots with penumbra : 0 c-Class :i McIntosh Class : Bxi [ 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 : 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 : 6 Ratio of magnetic polarity (+/-) : 3.88235 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.95238 [ Z-Class Determination ] Number of spots : 1 Number of spots with penumbra : 1 Z-Class : H [ p-Class Determination ] Asymmetry factor of penumbral shape : 20.8419 (criterion : 25) N-S diameter of largest penumbra (deg) : 1.3726946 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.144231 p-Class : s [ c-Class Determination ] Number of spots : 1 c-Class :x McIntosh Class : Hsx [ Magnetic Class Determination ] Magnetic Class : Alpha