2023 Sep 20 1600 UTC Sunspot Group Classification Results Number of Detected Sunspot Groups : 13 Group Index : 1 Ratio of magnetic polarity (+/-) : 0.920455 More than one magnetic neutral line is found Number of Significant Neutral Lines : 2 [ Z-Class Determination ] Number of spots : 2 Number of spots with penumbra : 1 Z-Class : C [ p-Class Determination ] Asymmetry factor of penumbral shape : 52.5092 (criterion : 50) N-S diameter of largest penumbra (deg) : 1.3080436 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.0625000 p-Class : a [ c-Class Determination ] Number of spots : 2 Area ratio (spots/group) : 0.972973 Number of spots with penumbra : 1 c-Class :i McIntosh Class : Cai [ Magnetic Class Determination ] Magnetic Class : Beta-Gamma Group Index : 2 Ratio of magnetic polarity (+/-) : 2.71605 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.28571 [ Z-Class Determination ] Number of spots : 1 Number of spots with penumbra : 1 Z-Class : H [ p-Class Determination ] Asymmetry factor of penumbral shape : 45.6464 (criterion : 50) N-S diameter of largest penumbra (deg) : 2.1271683 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.135417 p-Class : s [ c-Class Determination ] Number of spots : 1 c-Class :x McIntosh Class : Hsx [ Magnetic Class Determination ] Magnetic Class : Alpha Group Index : 3 Ratio of magnetic polarity (+/-) : 0.248227 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.33333 [ Z-Class Determination ] Number of spots : 1 Number of spots with penumbra : 1 Z-Class : H [ p-Class Determination ] Asymmetry factor of penumbral shape : 32.4368 (criterion : 50) N-S diameter of largest penumbra (deg) : 1.2386760 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.0652174 p-Class : s [ c-Class Determination ] Number of spots : 1 c-Class :x McIntosh Class : Hsx [ Magnetic Class Determination ] Magnetic Class : Alpha Group Index : 4 Ratio of magnetic polarity (+/-) : 0.989071 More than one magnetic neutral line is found Number of Significant Neutral Lines : 2 [ Z-Class Determination ] Number of spots : 5 Number of spots with penumbra : 3 Longitudinal extent of this spot group (deg) : 8.94608 Z-Class : D [ p-Class Determination ] Asymmetry factor of penumbral shape : 23.4924 (criterion : 25) N-S diameter of largest penumbra (deg) : 1.9529885 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.183206 p-Class : s [ c-Class Determination ] Number of spots : 5 Area ratio (spots/group) : 0.496614 Number of spots with penumbra : 3 c-Class :c McIntosh Class : Dsc [ Magnetic Class Determination ] Magnetic Class : Beta-Gamma Group Index : 5 Ratio of magnetic polarity (+/-) : 5.70000 [ Z-Class Determination ] Number of spots : 1 Number of spots with penumbra : 1 Z-Class : H [ p-Class Determination ] Asymmetry factor of penumbral shape : 15.4881 (criterion : 25) N-S diameter of largest penumbra (deg) : 1.6264427 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.166667 p-Class : s [ c-Class Determination ] Number of spots : 1 c-Class :x McIntosh Class : Hsx [ Magnetic Class Determination ] Magnetic Class : Alpha Group Index : 6 Ratio of magnetic polarity (+/-) : 0.404040 More than one magnetic neutral line is found Number of Significant Neutral Lines : 2 [ Z-Class Determination ] Number of spots : 3 Number of spots with penumbra : 0 Z-Class : B [ p-Class Determination ] p-Class : x [ c-Class Determination ] Number of spots : 3 Area ratio (spots/group) : 0.0100000 Number of spots with penumbra : 0 c-Class :o McIntosh Class : Bxo [ Magnetic Class Determination ] Magnetic Class : Beta-Gamma Group Index : 7 Ratio of magnetic polarity (+/-) : 0.853659 More than one magnetic neutral line is found Number of Significant Neutral Lines : 1 Roughness of the longest magnetic neutral line : 1.25000 [ Z-Class Determination ] Number of spots : 3 Number of spots with penumbra : 2 Longitudinal extent of this spot group (deg) : 1.82085 Z-Class : D [ p-Class Determination ] Asymmetry factor of penumbral shape : 39.0261 (criterion : 50) N-S diameter of largest penumbra (deg) : 0.48604093 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.428571 p-Class : s [ c-Class Determination ] Number of spots : 3 Area ratio (spots/group) : 0.275000 Number of spots with penumbra : 2 c-Class :o McIntosh Class : Dso [ Magnetic Class Determination ] Magnetic Class : Beta Group Index : 8 Ratio of magnetic polarity (+/-) : 1.67439 More than one magnetic neutral line is found Number of Significant Neutral Lines : 2 [ Z-Class Determination ] Number of spots : 9 Number of spots with penumbra : 4 Longitudinal extent of this spot group (deg) : 12.7688 Z-Class : E [ p-Class Determination ] Asymmetry factor of penumbral shape : 48.5790 (criterion : 25) N-S diameter of largest penumbra (deg) : 3.8931977 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.140481 p-Class : k [ c-Class Determination ] Number of spots : 9 Area ratio (spots/group) : 0.342025 Number of spots with penumbra : 4 c-Class :o McIntosh Class : Eko [ Magnetic Class Determination ] Magnetic Class : Beta-Gamma Group Index : 9 Ratio of magnetic polarity (+/-) : 4.07500 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 : 28.1848 (criterion : 50) N-S diameter of largest penumbra (deg) : 1.5122969 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.101695 p-Class : s [ c-Class Determination ] Number of spots : 1 c-Class :x McIntosh Class : Hsx [ Magnetic Class Determination ] Magnetic Class : Beta-Gamma Group Index : 10 Ratio of magnetic polarity (+/-) : 5.59091 [ Z-Class Determination ] Number of spots : 1 Number of spots with penumbra : 1 Z-Class : H [ p-Class Determination ] Asymmetry factor of penumbral shape : 29.6380 (criterion : 50) N-S diameter of largest penumbra (deg) : 1.6909314 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.137931 p-Class : s [ c-Class Determination ] Number of spots : 1 c-Class :x McIntosh Class : Hsx [ Magnetic Class Determination ] Magnetic Class : Alpha Group Index : 11 Ratio of magnetic polarity (+/-) : 0.0495050 [ Z-Class Determination ] Number of spots : 1 Number of spots with penumbra : 1 Z-Class : H [ p-Class Determination ] Asymmetry factor of penumbral shape : 35.4151 (criterion : 50) N-S diameter of largest penumbra (deg) : 1.0603414 (criterion : 2.5 deg) Ratio of umbral area to spot area : 0.142857 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 (+/-) : 0.0361446 [ 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 : 13 Ratio of magnetic polarity (+/-) : 2.00000 Only one magnetic neutral line is found Roughness of the only magnetic neutral line : 1.07407 [ 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