2021 Apr 21 0000 UTC Sunspot Group Classification Results Number of Detected Sunspot Groups : 4 Group Index : 1 Ratio of magnetic polarity (+/-) : 1.10870 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 : 1 Z-Class : C [ p-Class Determination ] Asymmetry factor of penumbral shape : 40.8894 (criterion : 50) N-S diameter of largest penumbra (deg) : 2.7163040 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.186047 p-Class : h [ c-Class Determination ] Number of spots : 2 Area ratio (spots/group) : 0.481481 Number of spots with penumbra : 1 c-Class :i McIntosh Class : Chi [ Magnetic Class Determination ] Magnetic Class : Beta-Gamma Group Index : 2 Ratio of magnetic polarity (+/-) : 0.445714 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.35897 [ Z-Class Determination ] Number of spots : 3 Number of spots with penumbra : 3 Longitudinal extent of this spot group (deg) : 6.27668 Z-Class : D [ p-Class Determination ] Asymmetry factor of penumbral shape : 47.1989 (criterion : 50) N-S diameter of largest penumbra (deg) : 0.51056137 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.210526 p-Class : s [ c-Class Determination ] Number of spots : 3 Area ratio (spots/group) : 0.178571 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 (+/-) : 72.8000 [ Z-Class Determination ] Number of spots : 1 Number of spots with penumbra : 1 Z-Class : H [ p-Class Determination ] Asymmetry factor of penumbral shape : 20.4319 (criterion : 50) N-S diameter of largest penumbra (deg) : 1.4487709 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.115385 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 (+/-) : 2.13043 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.12500 [ Z-Class Determination ] Number of spots : 1 Number of spots with penumbra : 1 Z-Class : H [ p-Class Determination ] Asymmetry factor of penumbral shape : 34.3674 (criterion : 50) N-S diameter of largest penumbra (deg) : 1.4402482 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.121951 p-Class : s [ c-Class Determination ] Number of spots : 1 c-Class :x McIntosh Class : Hsx [ Magnetic Class Determination ] Magnetic Class : Alpha