2021 Sep 04 0000 UTC Sunspot Group Classification Results Number of Detected Sunspot Groups : 2 Group Index : 1 Ratio of magnetic polarity (+/-) : 1.47315 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.78723 [ Z-Class Determination ] Number of spots : 3 Number of spots with penumbra : 1 Z-Class : C [ p-Class Determination ] Asymmetry factor of penumbral shape : 17.8181 (criterion : 25) N-S diameter of largest penumbra (deg) : 1.7303615 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.135484 p-Class : s [ c-Class Determination ] Number of spots : 3 Area ratio (spots/group) : 0.592105 Number of spots with penumbra : 1 c-Class :i McIntosh Class : Csi [ Magnetic Class Determination ] Magnetic Class : Beta Group Index : 2 Ratio of magnetic polarity (+/-) : 0.576531 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.32500 [ Z-Class Determination ] Number of spots : 3 Number of spots with penumbra : 2 Longitudinal extent of this spot group (deg) : 3.72344 Z-Class : D [ p-Class Determination ] Asymmetry factor of penumbral shape : 37.0199 (criterion : 50) N-S diameter of largest penumbra (deg) : 0.89834261 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.275000 p-Class : s [ c-Class Determination ] Number of spots : 3 Area ratio (spots/group) : 0.348416 Number of spots with penumbra : 2 c-Class :o McIntosh Class : Dso [ Magnetic Class Determination ] Magnetic Class : Beta