2021 Sep 23 1600 UTC
Sunspot Group Classification Results
Number of Detected Sunspot Groups :           3

Group Index :       1
Ratio of magnetic polarity (+/-) :     0.832237
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.53333
[ 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) :     0.116279
Number of spots with penumbra :           0
c-Class :o
McIntosh Class : Bxo
[ Magnetic Class Determination ]
Magnetic Class : Beta

Group Index :       2
Ratio of magnetic polarity (+/-) :     0.789231
More than one magnetic neutral line is found
Number of Significant Neutral Lines :           1
Roughness of the longest magnetic neutral line :      1.80000
[ Z-Class Determination ]
Number of spots :           6
Number of spots with penumbra :           2
Longitudinal extent of this spot group (deg) :      5.51137
Z-Class : D
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      30.2875 (criterion : 50)
N-S diameter of largest penumbra (deg) :      0.85902030 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.160000
p-Class : s
[ c-Class Determination ]
Number of spots :           6
Area ratio (spots/group) :     0.192751
Number of spots with penumbra :           2
c-Class :o
McIntosh Class : Dso
[ Magnetic Class Determination ]
Magnetic Class : Beta

Group Index :       3
Ratio of magnetic polarity (+/-) :     0.189567
[ Z-Class Determination ]
Number of spots :           3
Number of spots with penumbra :           1
Z-Class : C
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      36.5804 (criterion : 25)
N-S diameter of largest penumbra (deg) :       3.0238162 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.118343
p-Class : k
[ c-Class Determination ]
Number of spots :           3
Area ratio (spots/group) :     0.578431
Number of spots with penumbra :           1
c-Class :i
McIntosh Class : Cki
[ Magnetic Class Determination ]
Magnetic Class : Alpha