2021 Sep 23 2200 UTC
Sunspot Group Classification Results
Number of Detected Sunspot Groups :           4

Group Index :       1
Ratio of magnetic polarity (+/-) :      4.38462
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.40909
[ 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 :       2
Ratio of magnetic polarity (+/-) :     0.193309
[ 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) :    0.0100000
Number of spots with penumbra :           0
c-Class :o
McIntosh Class : Bxo
[ Magnetic Class Determination ]
Magnetic Class : Alpha

Group Index :       3
Ratio of magnetic polarity (+/-) :     0.693056
More than one magnetic neutral line is found
Number of Significant Neutral Lines :           1
Roughness of the longest magnetic neutral line :      1.72857
[ Z-Class Determination ]
Number of spots :           6
Number of spots with penumbra :           3
Longitudinal extent of this spot group (deg) :      5.63947
Z-Class : D
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      33.5376 (criterion : 50)
N-S diameter of largest penumbra (deg) :      0.73637307 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.145833
p-Class : s
[ c-Class Determination ]
Number of spots :           6
Area ratio (spots/group) :     0.156250
Number of spots with penumbra :           3
c-Class :o
McIntosh Class : Dso
[ Magnetic Class Determination ]
Magnetic Class : Beta

Group Index :       4
Ratio of magnetic polarity (+/-) :     0.197266
[ Z-Class Determination ]
Number of spots :           2
Number of spots with penumbra :           2
Longitudinal extent of this spot group (deg) :      2.52335
Z-Class : D
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      27.3800 (criterion : 25)
N-S diameter of largest penumbra (deg) :       2.2658103 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.143836
p-Class : a
[ c-Class Determination ]
Number of spots :           2
Area ratio (spots/group) :     0.648221
Number of spots with penumbra :           2
c-Class :i
McIntosh Class : Dai
[ Magnetic Class Determination ]
Magnetic Class : Alpha