2021 Apr 21 1300 UTC Sunspot Group Classification Results Number of Detected Sunspot Groups : 5 Group Index : 1 Ratio of magnetic polarity (+/-) : 2.12687 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.12821 [ Z-Class Determination ] Number of spots : 1 Number of spots with penumbra : 1 Z-Class : H [ p-Class Determination ] Asymmetry factor of penumbral shape : 46.4889 (criterion : 50) N-S diameter of largest penumbra (deg) : 3.1703063 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.185185 p-Class : h [ c-Class Determination ] Number of spots : 1 c-Class :x McIntosh Class : Hhx [ Magnetic Class Determination ] Magnetic Class : Alpha Group Index : 2 Ratio of magnetic polarity (+/-) : 0.890244 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.44000 [ 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) : 0.421053 Number of spots with penumbra : 0 c-Class :i McIntosh Class : Bxi [ Magnetic Class Determination ] Magnetic Class : Beta Group Index : 3 Ratio of magnetic polarity (+/-) : 0.270718 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.47222 [ Z-Class Determination ] Number of spots : 3 Number of spots with penumbra : 2 Z-Class : C [ p-Class Determination ] Asymmetry factor of penumbral shape : 25.0604 (criterion : 50) N-S diameter of largest penumbra (deg) : 0.38257289 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.0769231 p-Class : s [ c-Class Determination ] Number of spots : 3 Area ratio (spots/group) : 0.115226 Number of spots with penumbra : 2 c-Class :o McIntosh Class : Cso [ Magnetic Class Determination ] Magnetic Class : Beta Group Index : 4 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 : 38.1260 (criterion : 50) N-S diameter of largest penumbra (deg) : 1.4461622 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.0952381 p-Class : s [ c-Class Determination ] Number of spots : 1 c-Class :x McIntosh Class : Hsx [ Magnetic Class Determination ] Magnetic Class : Alpha Group Index : 5 Ratio of magnetic polarity (+/-) : 1.45455 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.24242 [ 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