2016 Mar 28 0700 UTC Sunspot Group Classification Results Number of Detected Sunspot Groups : 1 Group Index : 1 Ratio of magnetic polarity (+/-) : 1.86100 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.31667 [ Z-Class Determination ] Number of spots : 1 Number of spots with penumbra : 1 Z-Class : H [ p-Class Determination ] Asymmetry factor of penumbral shape : 31.0847 (criterion : 25) N-S diameter of largest penumbra (deg) : 3.9852905 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.157328 p-Class : k [ c-Class Determination ] Number of spots : 1 c-Class :x McIntosh Class : Hkx [ Magnetic Class Determination ] Magnetic Class : Alpha