2015 May 02 1900 UTC Sunspot Group Classification Results Number of Detected Sunspot Groups : 2 Group Index : 1 Ratio of magnetic polarity (+/-) : 14.4000 [ Z-Class Determination ] Number of spots : 1 Number of spots with penumbra : 0 Z-Class : A [ p-Class Determination ] p-Class : x [ c-Class Determination ] Number of spots : 1 c-Class :x McIntosh Class : Axx [ Magnetic Class Determination ] Magnetic Class : Alpha Group Index : 2 Ratio of magnetic polarity (+/-) : 0.607397 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 3.18367 [ Z-Class Determination ] Number of spots : 5 Number of spots with penumbra : 2 Longitudinal extent of this spot group (deg) : 9.58738 Z-Class : D [ p-Class Determination ] Asymmetry factor of penumbral shape : 56.6662 (criterion : 25) N-S diameter of largest penumbra (deg) : 2.1863145 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.0763889 p-Class : a [ c-Class Determination ] Number of spots : 5 Area ratio (spots/group) : 0.508159 Number of spots with penumbra : 2 c-Class :i McIntosh Class : Dai [ Magnetic Class Determination ] Magnetic Class : Beta-Gamma