2021 Apr 20 2300 UTC Sunspot Group Classification Results Number of Detected Sunspot Groups : 4 Group Index : 1 Ratio of magnetic polarity (+/-) : 1.20748 More than one magnetic neutral line is found Number of Significant Neutral Lines : 2 [ 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) : 0.0852713 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 (+/-) : 0.376068 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.42857 [ Z-Class Determination ] Number of spots : 3 Number of spots with penumbra : 3 Longitudinal extent of this spot group (deg) : 6.28719 Z-Class : D [ p-Class Determination ] Asymmetry factor of penumbral shape : 45.1777 (criterion : 50) N-S diameter of largest penumbra (deg) : 0.51062655 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.250000 p-Class : s [ c-Class Determination ] Number of spots : 3 Area ratio (spots/group) : 0.188940 Number of spots with penumbra : 3 c-Class :o McIntosh Class : Dso [ Magnetic Class Determination ] Magnetic Class : Beta Group Index : 3 Ratio of magnetic polarity (+/-) : 72.4000 [ Z-Class Determination ] Number of spots : 1 Number of spots with penumbra : 1 Z-Class : H [ p-Class Determination ] Asymmetry factor of penumbral shape : 32.9648 (criterion : 50) N-S diameter of largest penumbra (deg) : 1.3166933 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.176471 p-Class : s [ c-Class Determination ] Number of spots : 1 c-Class :x McIntosh Class : Hsx [ Magnetic Class Determination ] Magnetic Class : Alpha Group Index : 4 Ratio of magnetic polarity (+/-) : 1.67442 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.34375 [ Z-Class Determination ] Number of spots : 1 Number of spots with penumbra : 1 Z-Class : H [ p-Class Determination ] Asymmetry factor of penumbral shape : 45.7879 (criterion : 50) N-S diameter of largest penumbra (deg) : 1.4457796 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.176471 p-Class : s [ c-Class Determination ] Number of spots : 1 c-Class :x McIntosh Class : Hsx [ Magnetic Class Determination ] Magnetic Class : Alpha