2023 Dec 31 2100 UTC
Sunspot Group Classification Results
Number of Detected Sunspot Groups :           4

Group Index :       1
Ratio of magnetic polarity (+/-) :     0.662577
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.14286
[ Z-Class Determination ]
Number of spots :           1
Number of spots with penumbra :           1
Z-Class : H
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      31.7452 (criterion : 25)
N-S diameter of largest penumbra (deg) :       3.2945130 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.153846
p-Class : k
[ c-Class Determination ]
Number of spots :           1
c-Class :x
McIntosh Class : Hkx
[ Magnetic Class Determination ]
Magnetic Class : Alpha

Group Index :       2
Ratio of magnetic polarity (+/-) :      100.000
[ 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 (+/-) :     0.797950
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.57447
[ Z-Class Determination ]
Number of spots :           4
Number of spots with penumbra :           2
Z-Class : C
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      31.6304 (criterion : 50)
N-S diameter of largest penumbra (deg) :       1.3257640 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.181818
p-Class : s
[ c-Class Determination ]
Number of spots :           4
Area ratio (spots/group) :     0.190476
Number of spots with penumbra :           2
c-Class :o
McIntosh Class : Cso
[ Magnetic Class Determination ]
Magnetic Class : Beta

Group Index :       4
Ratio of magnetic polarity (+/-) :     0.194332
[ Z-Class Determination ]
Number of spots :           1
Number of spots with penumbra :           1
Z-Class : H
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      49.9004 (criterion : 25)
N-S diameter of largest penumbra (deg) :       3.7598163 (criterion : 2.5 deg)
Ratio of umbral area to spot area :   0.00970874
p-Class : k
[ c-Class Determination ]
Number of spots :           1
c-Class :x
McIntosh Class : Hkx
[ Magnetic Class Determination ]
Magnetic Class : Alpha