2025 Jul 28 0200 UTC Sunspot Group Classification Results Number of Detected Sunspot Groups : 15 Group Index : 1 Ratio of magnetic polarity (+/-) : 0.202312 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.25000 [ Z-Class Determination ] Number of spots : 1 Number of spots with penumbra : 1 Z-Class : H [ p-Class Determination ] Asymmetry factor of penumbral shape : 21.2844 (criterion : 50) N-S diameter of largest penumbra (deg) : 1.6116254 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.171717 p-Class : s [ c-Class Determination ] Number of spots : 1 c-Class :x McIntosh Class : Hsx [ Magnetic Class Determination ] Magnetic Class : Alpha Group Index : 2 Ratio of magnetic polarity (+/-) : 11.7143 [ Z-Class Determination ] Number of spots : 1 Number of spots with penumbra : 1 Z-Class : H [ p-Class Determination ] Asymmetry factor of penumbral shape : 28.0320 (criterion : 25) N-S diameter of largest penumbra (deg) : 2.1624421 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.161137 p-Class : a [ c-Class Determination ] Number of spots : 1 c-Class :x McIntosh Class : Hax [ Magnetic Class Determination ] Magnetic Class : Alpha Group Index : 3 Ratio of magnetic polarity (+/-) : 18.7143 [ Z-Class Determination ] Number of spots : 1 Number of spots with penumbra : 0 Z-Class : A [ p-Class Determination ] p-Class : x [ c-Class Determination ] Number of spots : 1 c-Class :x McIntosh Class : Axx [ Magnetic Class Determination ] Magnetic Class : Alpha Group Index : 4 Ratio of magnetic polarity (+/-) : 0.00000 [ Z-Class Determination ] Number of spots : 1 Number of spots with penumbra : 1 Z-Class : H [ p-Class Determination ] Asymmetry factor of penumbral shape : 30.4666 (criterion : 50) N-S diameter of largest penumbra (deg) : 0.38060721 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.0769231 p-Class : s [ c-Class Determination ] Number of spots : 1 c-Class :x McIntosh Class : Hsx [ Magnetic Class Determination ] Magnetic Class : Alpha Group Index : 5 Ratio of magnetic polarity (+/-) : 0.0981912 [ Z-Class Determination ] Number of spots : 3 Number of spots with penumbra : 1 Z-Class : C [ p-Class Determination ] Asymmetry factor of penumbral shape : 39.4981 (criterion : 25) N-S diameter of largest penumbra (deg) : 2.2182560 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.0515464 p-Class : a [ c-Class Determination ] Number of spots : 3 Area ratio (spots/group) : 0.744526 Number of spots with penumbra : 1 c-Class :i McIntosh Class : Cai [ Magnetic Class Determination ] Magnetic Class : Alpha Group Index : 6 Ratio of magnetic polarity (+/-) : 43.7143 [ Z-Class Determination ] Number of spots : 2 Number of spots with penumbra : 1 Z-Class : C [ p-Class Determination ] Asymmetry factor of penumbral shape : 42.2973 (criterion : 50) N-S diameter of largest penumbra (deg) : 1.3680997 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.125000 p-Class : s [ c-Class Determination ] Number of spots : 2 Area ratio (spots/group) : 0.791667 Number of spots with penumbra : 1 c-Class :i McIntosh Class : Csi [ Magnetic Class Determination ] Magnetic Class : Alpha Group Index : 7 Ratio of magnetic polarity (+/-) : 0.761905 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.59091 [ Z-Class Determination ] Number of spots : 1 Number of spots with penumbra : 0 Z-Class : A [ p-Class Determination ] p-Class : x [ c-Class Determination ] Number of spots : 1 c-Class :x McIntosh Class : Axx [ Magnetic Class Determination ] Magnetic Class : Alpha Group Index : 8 Ratio of magnetic polarity (+/-) : 0.00000 [ Z-Class Determination ] Number of spots : 1 Number of spots with penumbra : 1 Z-Class : H [ p-Class Determination ] Asymmetry factor of penumbral shape : 47.6516 (criterion : 50) N-S diameter of largest penumbra (deg) : 0.25039360 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.111111 p-Class : s [ c-Class Determination ] Number of spots : 1 c-Class :x McIntosh Class : Hsx [ Magnetic Class Determination ] Magnetic Class : Alpha Group Index : 9 Ratio of magnetic polarity (+/-) : 0.0936556 [ Z-Class Determination ] Number of spots : 1 Number of spots with penumbra : 1 Z-Class : H [ p-Class Determination ] Asymmetry factor of penumbral shape : 23.6638 (criterion : 25) N-S diameter of largest penumbra (deg) : 1.6960904 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.156716 p-Class : s [ c-Class Determination ] Number of spots : 1 c-Class :x McIntosh Class : Hsx [ Magnetic Class Determination ] Magnetic Class : Alpha Group Index : 10 Ratio of magnetic polarity (+/-) : 0.00000 [ Z-Class Determination ] Number of spots : 1 Number of spots with penumbra : 0 Z-Class : A [ p-Class Determination ] p-Class : x [ c-Class Determination ] Number of spots : 1 c-Class :x McIntosh Class : Axx [ Magnetic Class Determination ] Magnetic Class : Alpha Group Index : 11 Ratio of magnetic polarity (+/-) : 0.00000 [ Z-Class Determination ] Number of spots : 1 Number of spots with penumbra : 1 Z-Class : H [ p-Class Determination ] Asymmetry factor of penumbral shape : 46.1073 (criterion : 50) N-S diameter of largest penumbra (deg) : 0.50470282 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.00000 p-Class : s [ c-Class Determination ] Number of spots : 1 c-Class :x McIntosh Class : Hsx [ Magnetic Class Determination ] Magnetic Class : Alpha Group Index : 12 Ratio of magnetic polarity (+/-) : 0.160714 [ Z-Class Determination ] Number of spots : 1 Number of spots with penumbra : 1 Z-Class : H [ p-Class Determination ] Asymmetry factor of penumbral shape : 17.9736 (criterion : 25) N-S diameter of largest penumbra (deg) : 1.3634792 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.150943 p-Class : s [ c-Class Determination ] Number of spots : 1 c-Class :x McIntosh Class : Hsx [ Magnetic Class Determination ] Magnetic Class : Alpha Group Index : 13 Ratio of magnetic polarity (+/-) : 20.7600 [ Z-Class Determination ] Number of spots : 2 Number of spots with penumbra : 1 Z-Class : C [ p-Class Determination ] Asymmetry factor of penumbral shape : 35.9216 (criterion : 50) N-S diameter of largest penumbra (deg) : 0.38235260 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.0555556 p-Class : s [ c-Class Determination ] Number of spots : 2 Area ratio (spots/group) : 0.403509 Number of spots with penumbra : 1 c-Class :i McIntosh Class : Csi [ Magnetic Class Determination ] Magnetic Class : Alpha Group Index : 14 Ratio of magnetic polarity (+/-) : 0.00000 [ Z-Class Determination ] Number of spots : 1 Number of spots with penumbra : 0 Z-Class : A [ p-Class Determination ] p-Class : x [ c-Class Determination ] Number of spots : 1 c-Class :x McIntosh Class : Axx [ Magnetic Class Determination ] Magnetic Class : Alpha Group Index : 15 Ratio of magnetic polarity (+/-) : 1.08333 More than one magnetic neutral line is found Number of Significant Neutral Lines : 2 [ Z-Class Determination ] Number of spots : 1 Number of spots with penumbra : 1 Z-Class : H [ p-Class Determination ] Asymmetry factor of penumbral shape : 50.6665 (criterion : 50) N-S diameter of largest penumbra (deg) : 2.5987716 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.136364 p-Class : k [ c-Class Determination ] Number of spots : 1 c-Class :x McIntosh Class : Hkx [ Magnetic Class Determination ] Magnetic Class : Beta-Gamma