2025 Jan 31 0900 UTC
Sunspot Group Classification Results
Number of Detected Sunspot Groups :           7

Group Index :       1
Ratio of magnetic polarity (+/-) :      9.00000
[ Z-Class Determination ]
Number of spots :           1
Number of spots with penumbra :           1
Z-Class : H
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      113.564 (criterion : 50)
N-S diameter of largest penumbra (deg) :      0.49761855 (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 (+/-) :     0.756757
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.31818
[ 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 :       3
Ratio of magnetic polarity (+/-) :     0.367206
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.68293
[ Z-Class Determination ]
Number of spots :           4
Number of spots with penumbra :           2
Z-Class : C
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      32.3232 (criterion : 50)
N-S diameter of largest penumbra (deg) :       1.2131360 (criterion : 2.5 deg)
Ratio of umbral area to spot area :    0.0694444
p-Class : s
[ c-Class Determination ]
Number of spots :           4
Area ratio (spots/group) :     0.498024
Number of spots with penumbra :           2
c-Class :i
McIntosh Class : Csi
[ Magnetic Class Determination ]
Magnetic Class : Beta

Group Index :       4
Ratio of magnetic polarity (+/-) :     0.990291
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.39286
[ Z-Class Determination ]
Number of spots :           2
Number of spots with penumbra :           0
Z-Class : B
[ p-Class Determination ]
p-Class : x
[ c-Class Determination ]
Number of spots :           2
Area ratio (spots/group) :     0.392857
Number of spots with penumbra :           0
c-Class :o
McIntosh Class : Bxo
[ Magnetic Class Determination ]
Magnetic Class : Beta

Group Index :       5
Ratio of magnetic polarity (+/-) :     0.756705
More than one magnetic neutral line is found
Number of Significant Neutral Lines :           4
[ Z-Class Determination ]
Number of spots :          23
Number of spots with penumbra :          11
Longitudinal extent of this spot group (deg) :      17.2457
Z-Class : F
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      24.2648 (criterion : 25)
N-S diameter of largest penumbra (deg) :       2.3221689 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.149635
p-Class : s
[ c-Class Determination ]
Number of spots :          23
Area ratio (spots/group) :     0.194228
Number of spots with penumbra :          11
c-Class :o
McIntosh Class : Fso
[ Magnetic Class Determination ]
Magnetic Class : Beta-Gamma

Group Index :       6
Ratio of magnetic polarity (+/-) :      1.23571
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 :           2
Longitudinal extent of this spot group (deg) :      7.19626
Z-Class : D
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      50.4902 (criterion : 50)
N-S diameter of largest penumbra (deg) :      0.97522113 (criterion : 2.5 deg)
Ratio of umbral area to spot area :    0.0810811
p-Class : a
[ c-Class Determination ]
Number of spots :           3
Area ratio (spots/group) :     0.407407
Number of spots with penumbra :           2
c-Class :i
McIntosh Class : Dai
[ Magnetic Class Determination ]
Magnetic Class : Beta-Gamma

Group Index :       7
Ratio of magnetic polarity (+/-) :      3.27273
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.25806
[ Z-Class Determination ]
Number of spots :           1
Number of spots with penumbra :           1
Z-Class : H
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      54.6097 (criterion : 50)
N-S diameter of largest penumbra (deg) :       1.0020124 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.120000
p-Class : a
[ c-Class Determination ]
Number of spots :           1
c-Class :x
McIntosh Class : Hax
[ Magnetic Class Determination ]
Magnetic Class : Alpha