2015 Sep 18 1800 UTC Sunspot Group Classification Results Number of Detected Sunspot Groups : 3 Group Index : 1 Ratio of magnetic polarity (+/-) : 1.32235 More than one magnetic neutral line is found Number of Significant Neutral Lines : 3 [ Z-Class Determination ] Number of spots : 7 Number of spots with penumbra : 5 Longitudinal extent of this spot group (deg) : 13.0403 Z-Class : E [ p-Class Determination ] Asymmetry factor of penumbral shape : 19.8028 (criterion : 25) N-S diameter of largest penumbra (deg) : 1.9170057 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.143590 p-Class : s [ c-Class Determination ] Number of spots : 7 Area ratio (spots/group) : 0.436620 Number of spots with penumbra : 5 c-Class :c McIntosh Class : Esc [ Magnetic Class Determination ] Magnetic Class : Beta-Gamma Group Index : 2 Ratio of magnetic polarity (+/-) : 2.10000 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.13793 [ Z-Class Determination ] Number of spots : 1 Number of spots with penumbra : 1 Z-Class : H [ p-Class Determination ] Asymmetry factor of penumbral shape : 12.8216 (criterion : 25) N-S diameter of largest penumbra (deg) : 2.7634948 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.200000 p-Class : h [ c-Class Determination ] Number of spots : 1 c-Class :x McIntosh Class : Hhx [ Magnetic Class Determination ] Magnetic Class : Alpha Group Index : 3 Ratio of magnetic polarity (+/-) : 0.254480 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.56667 [ Z-Class Determination ] Number of spots : 3 Number of spots with penumbra : 1 Z-Class : C [ p-Class Determination ] Asymmetry factor of penumbral shape : 25.0501 (criterion : 25) N-S diameter of largest penumbra (deg) : 1.0965221 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.107143 p-Class : a [ c-Class Determination ] Number of spots : 3 Area ratio (spots/group) : 0.775758 Number of spots with penumbra : 1 c-Class :i McIntosh Class : Cai [ Magnetic Class Determination ] Magnetic Class : Beta