2015 Aug 26 1900 UTC Sunspot Group Classification Results Number of Detected Sunspot Groups : 1 Group Index : 1 Ratio of magnetic polarity (+/-) : 1.02005 More than one magnetic neutral line is found Number of Significant Neutral Lines : 5 [ Z-Class Determination ] Number of spots : 8 Number of spots with penumbra : 4 Longitudinal extent of this spot group (deg) : 15.7666 Z-Class : F [ p-Class Determination ] Asymmetry factor of penumbral shape : 51.2032 (criterion : 25) N-S diameter of largest penumbra (deg) : 4.5605316 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.164592 p-Class : k [ c-Class Determination ] Number of spots : 8 Area ratio (spots/group) : 0.543462 Number of spots with penumbra : 4 c-Class :c McIntosh Class : Fkc [ Magnetic Class Determination ] Magnetic Class : Beta-Gamma