2025 Aug 22 1800 UTC
Sunspot Group Classification Results
Number of Detected Sunspot Groups :           4

Group Index :       1
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 :      52.2235 (criterion : 50)
N-S diameter of largest penumbra (deg) :      0.56224548 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.166667
p-Class : a
[ c-Class Determination ]
Number of spots :           1
c-Class :x
McIntosh Class : Hax
[ Magnetic Class Determination ]
Magnetic Class : Alpha

Group Index :       2
Ratio of magnetic polarity (+/-) :     0.748691
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 :           1
Z-Class : C
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      28.7783 (criterion : 50)
N-S diameter of largest penumbra (deg) :      0.73313662 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.258065
p-Class : s
[ c-Class Determination ]
Number of spots :           3
Area ratio (spots/group) :     0.273885
Number of spots with penumbra :           1
c-Class :o
McIntosh Class : Cso
[ Magnetic Class Determination ]
Magnetic Class : Beta-Gamma

Group Index :       3
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 :      21.7205 (criterion : 50)
N-S diameter of largest penumbra (deg) :       1.2738922 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.139535
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 (+/-) :     0.675449
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      3.23077
[ Z-Class Determination ]
Number of spots :           3
Number of spots with penumbra :           1
Z-Class : C
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      12.6558 (criterion : 25)
N-S diameter of largest penumbra (deg) :       3.3565475 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.185185
p-Class : h
[ c-Class Determination ]
Number of spots :           3
Area ratio (spots/group) :     0.749057
Number of spots with penumbra :           1
c-Class :i
McIntosh Class : Chi
[ Magnetic Class Determination ]
Magnetic Class : Beta-Gamma