2021 Sep 03 1500 UTC Sunspot Group Classification Results Number of Detected Sunspot Groups : 2 Group Index : 1 Ratio of magnetic polarity (+/-) : 1.49699 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.61702 [ Z-Class Determination ] Number of spots : 4 Number of spots with penumbra : 2 Longitudinal extent of this spot group (deg) : 5.25138 Z-Class : D [ p-Class Determination ] Asymmetry factor of penumbral shape : 17.1215 (criterion : 25) N-S diameter of largest penumbra (deg) : 1.7373479 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.141104 p-Class : s [ c-Class Determination ] Number of spots : 4 Area ratio (spots/group) : 0.568681 Number of spots with penumbra : 2 c-Class :i McIntosh Class : Dsi [ Magnetic Class Determination ] Magnetic Class : Beta Group Index : 2 Ratio of magnetic polarity (+/-) : 0.374046 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.67742 [ Z-Class Determination ] Number of spots : 2 Number of spots with penumbra : 1 Z-Class : C [ p-Class Determination ] Asymmetry factor of penumbral shape : 55.6662 (criterion : 50) N-S diameter of largest penumbra (deg) : 0.91259042 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.148148 p-Class : a [ c-Class Determination ] Number of spots : 2 Area ratio (spots/group) : 0.415254 Number of spots with penumbra : 1 c-Class :i McIntosh Class : Cai [ Magnetic Class Determination ] Magnetic Class : Beta