2018 Feb 10 1500 UTC Sunspot Group Classification Results Number of Detected Sunspot Groups : 1 Group Index : 1 Ratio of magnetic polarity (+/-) : 0.898271 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.42593 [ Z-Class Determination ] Number of spots : 6 Number of spots with penumbra : 3 Longitudinal extent of this spot group (deg) : 10.0753 Z-Class : E [ p-Class Determination ] Asymmetry factor of penumbral shape : 29.0537 (criterion : 25) N-S diameter of largest penumbra (deg) : 2.2635380 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.155894 p-Class : a [ c-Class Determination ] Number of spots : 6 Area ratio (spots/group) : 0.446386 Number of spots with penumbra : 3 c-Class :c McIntosh Class : Eac [ Magnetic Class Determination ] Magnetic Class : Beta