2021 Aug 16 0500 UTC Sunspot Group Classification Results Number of Detected Sunspot Groups : 1 Group Index : 1 Ratio of magnetic polarity (+/-) : 0.870968 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.62963 [ Z-Class Determination ] Number of spots : 2 Number of spots with penumbra : 2 Longitudinal extent of this spot group (deg) : 3.25751 Z-Class : D [ p-Class Determination ] Asymmetry factor of penumbral shape : 35.4678 (criterion : 50) N-S diameter of largest penumbra (deg) : 0.37478383 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.263158 p-Class : s [ c-Class Determination ] Number of spots : 2 Area ratio (spots/group) : 0.428571 Number of spots with penumbra : 2 c-Class :i McIntosh Class : Dsi [ Magnetic Class Determination ] Magnetic Class : Beta