2021 Apr 21 1500 UTC Sunspot Group Classification Results Number of Detected Sunspot Groups : 4 Group Index : 1 Ratio of magnetic polarity (+/-) : 1.19257 More than one magnetic neutral line is found Number of Significant Neutral Lines : 2 [ Z-Class Determination ] Number of spots : 3 Number of spots with penumbra : 1 Z-Class : C [ p-Class Determination ] Asymmetry factor of penumbral shape : 50.4735 (criterion : 50) N-S diameter of largest penumbra (deg) : 3.3650496 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.148148 p-Class : k [ c-Class Determination ] Number of spots : 3 Area ratio (spots/group) : 0.625000 Number of spots with penumbra : 1 c-Class :i McIntosh Class : Cki [ Magnetic Class Determination ] Magnetic Class : Beta-Gamma Group Index : 2 Ratio of magnetic polarity (+/-) : 0.244737 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.63333 [ Z-Class Determination ] Number of spots : 3 Number of spots with penumbra : 2 Z-Class : C [ p-Class Determination ] Asymmetry factor of penumbral shape : 42.6083 (criterion : 50) N-S diameter of largest penumbra (deg) : 0.38254616 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.142857 p-Class : s [ c-Class Determination ] Number of spots : 3 Area ratio (spots/group) : 0.118721 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 (+/-) : 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 : 34.5171 (criterion : 50) N-S diameter of largest penumbra (deg) : 1.3137296 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.0869565 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 (+/-) : 1.14414 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.29412 [ Z-Class Determination ] Number of spots : 1 Number of spots with penumbra : 1 Z-Class : H [ p-Class Determination ] Asymmetry factor of penumbral shape : 49.5681 (criterion : 50) N-S diameter of largest penumbra (deg) : 1.3374608 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.162791 p-Class : s [ c-Class Determination ] Number of spots : 1 c-Class :x McIntosh Class : Hsx [ Magnetic Class Determination ] Magnetic Class : Alpha