2018 Feb 15 1500 UTC Sunspot Group Classification Results Number of Detected Sunspot Groups : 2 Group Index : 1 Ratio of magnetic polarity (+/-) : 3.80769 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.16129 [ Z-Class Determination ] Number of spots : 2 Number of spots with penumbra : 1 Z-Class : C [ p-Class Determination ] Asymmetry factor of penumbral shape : 49.7309 (criterion : 50) N-S diameter of largest penumbra (deg) : 0.72746689 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.148148 p-Class : s [ c-Class Determination ] Number of spots : 2 Area ratio (spots/group) : 0.462687 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 (+/-) : 0.0706522 [ Z-Class Determination ] Number of spots : 3 Number of spots with penumbra : 0 Z-Class : B [ p-Class Determination ] p-Class : x [ c-Class Determination ] Number of spots : 3 Area ratio (spots/group) : 0.0100000 Number of spots with penumbra : 0 c-Class :o McIntosh Class : Bxo [ Magnetic Class Determination ] Magnetic Class : Alpha