2015 Aug 28 0900 UTC Sunspot Group Classification Results Number of Detected Sunspot Groups : 1 Group Index : 1 Ratio of magnetic polarity (+/-) : 0.961538 More than one magnetic neutral line is found Number of Significant Neutral Lines : 3 [ Z-Class Determination ] Number of spots : 5 Number of spots with penumbra : 2 Longitudinal extent of this spot group (deg) : 15.5709 Z-Class : F [ p-Class Determination ] Asymmetry factor of penumbral shape : 49.4798 (criterion : 25) N-S diameter of largest penumbra (deg) : 4.6572862 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.154229 p-Class : k [ c-Class Determination ] Number of spots : 5 Area ratio (spots/group) : 0.458333 Number of spots with penumbra : 2 c-Class :i McIntosh Class : Fki [ Magnetic Class Determination ] Magnetic Class : Beta-Gamma-Delta