2015 Sep 19 1900 UTC Sunspot Group Classification Results Number of Detected Sunspot Groups : 3 Group Index : 1 Ratio of magnetic polarity (+/-) : 1.17263 More than one magnetic neutral line is found Number of Significant Neutral Lines : 3 [ Z-Class Determination ] Number of spots : 4 Number of spots with penumbra : 3 Longitudinal extent of this spot group (deg) : 13.6264 Z-Class : E [ p-Class Determination ] Asymmetry factor of penumbral shape : 20.3811 (criterion : 25) N-S diameter of largest penumbra (deg) : 2.3917097 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.159341 p-Class : s [ c-Class Determination ] Number of spots : 4 Area ratio (spots/group) : 0.584348 Number of spots with penumbra : 3 c-Class :c McIntosh Class : Esc [ Magnetic Class Determination ] Magnetic Class : Beta-Gamma Group Index : 2 Ratio of magnetic polarity (+/-) : 4.18627 More than one magnetic neutral line is found Number of Significant Neutral Lines : 2 [ Z-Class Determination ] Number of spots : 1 Number of spots with penumbra : 1 Z-Class : H [ p-Class Determination ] Asymmetry factor of penumbral shape : 17.1869 (criterion : 25) N-S diameter of largest penumbra (deg) : 2.7577690 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.186567 p-Class : h [ c-Class Determination ] Number of spots : 1 c-Class :x McIntosh Class : Hhx [ Magnetic Class Determination ] Magnetic Class : Beta-Gamma Group Index : 3 Ratio of magnetic polarity (+/-) : 0.124646 [ 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) : 0.485915 Number of spots with penumbra : 0 c-Class :i McIntosh Class : Bxi [ Magnetic Class Determination ] Magnetic Class : Alpha