2017 Feb 13 0900 UTC Sunspot Group Classification Results Number of Detected Sunspot Groups : 1 Group Index : 1 Ratio of magnetic polarity (+/-) : 0.623229 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.33333 [ Z-Class Determination ] Number of spots : 4 Number of spots with penumbra : 2 Longitudinal extent of this spot group (deg) : 5.99756 Z-Class : D [ p-Class Determination ] Asymmetry factor of penumbral shape : 30.0809 (criterion : 50) N-S diameter of largest penumbra (deg) : 0.90108114 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.155556 p-Class : s [ c-Class Determination ] Number of spots : 4 Area ratio (spots/group) : 0.449367 Number of spots with penumbra : 2 c-Class :i McIntosh Class : Dsi [ Magnetic Class Determination ] Magnetic Class : Beta