2016 Dec 21 1100 UTC Sunspot Group Classification Results Number of Detected Sunspot Groups : 2 Group Index : 1 Ratio of magnetic polarity (+/-) : 0.986175 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.32143 [ Z-Class Determination ] Number of spots : 3 Number of spots with penumbra : 1 Z-Class : C [ p-Class Determination ] Asymmetry factor of penumbral shape : 53.6073 (criterion : 50) N-S diameter of largest penumbra (deg) : 0.94295749 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.163265 p-Class : a [ c-Class Determination ] Number of spots : 3 Area ratio (spots/group) : 0.486486 Number of spots with penumbra : 1 c-Class :i McIntosh Class : Cai [ Magnetic Class Determination ] Magnetic Class : Beta Group Index : 2 Ratio of magnetic polarity (+/-) : 1.09836 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.31429 [ Z-Class Determination ] Number of spots : 2 Number of spots with penumbra : 1 Z-Class : C [ p-Class Determination ] Asymmetry factor of penumbral shape : 47.6515 (criterion : 50) N-S diameter of largest penumbra (deg) : 0.23829394 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.111111 p-Class : s [ c-Class Determination ] Number of spots : 2 Area ratio (spots/group) : 0.0100000 Number of spots with penumbra : 1 c-Class :o McIntosh Class : Cso [ Magnetic Class Determination ] Magnetic Class : Beta