2017 Feb 12 2000 UTC Sunspot Group Classification Results Number of Detected Sunspot Groups : 1 Group Index : 1 Ratio of magnetic polarity (+/-) : 0.752841 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.64103 [ Z-Class Determination ] Number of spots : 4 Number of spots with penumbra : 3 Longitudinal extent of this spot group (deg) : 6.45993 Z-Class : D [ p-Class Determination ] Asymmetry factor of penumbral shape : 24.1619 (criterion : 50) N-S diameter of largest penumbra (deg) : 1.1495785 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.155844 p-Class : s [ c-Class Determination ] Number of spots : 4 Area ratio (spots/group) : 0.417857 Number of spots with penumbra : 3 c-Class :c McIntosh Class : Dsc [ Magnetic Class Determination ] Magnetic Class : Beta