2015 Aug 19 1800 UTC Sunspot Group Classification Results Number of Detected Sunspot Groups : 2 Group Index : 1 Ratio of magnetic polarity (+/-) : 1.57229 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 2.05405 [ Z-Class Determination ] Number of spots : 5 Number of spots with penumbra : 1 Z-Class : C [ p-Class Determination ] Asymmetry factor of penumbral shape : 56.6172 (criterion : 50) N-S diameter of largest penumbra (deg) : 1.2874116 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.200000 p-Class : a [ c-Class Determination ] Number of spots : 5 Area ratio (spots/group) : 0.163399 Number of spots with penumbra : 1 c-Class :o McIntosh Class : Cao [ Magnetic Class Determination ] Magnetic Class : Beta-Gamma Group Index : 2 Ratio of magnetic polarity (+/-) : 0.494488 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.72917 [ Z-Class Determination ] Number of spots : 8 Number of spots with penumbra : 1 Z-Class : C [ p-Class Determination ] Asymmetry factor of penumbral shape : 68.0239 (criterion : 50) N-S diameter of largest penumbra (deg) : 1.5428519 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.0270270 p-Class : a [ c-Class Determination ] Number of spots : 8 Area ratio (spots/group) : 0.137525 Number of spots with penumbra : 1 c-Class :o McIntosh Class : Cao [ Magnetic Class Determination ] Magnetic Class : Beta