2017 Feb 21 1000 UTC Sunspot Group Classification Results Number of Detected Sunspot Groups : 1 Group Index : 1 Ratio of magnetic polarity (+/-) : 1.34884 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 2.36232 [ Z-Class Determination ] Number of spots : 5 Number of spots with penumbra : 2 Z-Class : C [ p-Class Determination ] Asymmetry factor of penumbral shape : 46.9650 (criterion : 50) N-S diameter of largest penumbra (deg) : 1.9787947 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.131868 p-Class : s [ c-Class Determination ] Number of spots : 5 Area ratio (spots/group) : 0.203072 Number of spots with penumbra : 2 c-Class :o McIntosh Class : Cso [ Magnetic Class Determination ] Magnetic Class : Beta-Gamma