2021 Sep 21 1200 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 :      230.968 (criterion : 50)
N-S diameter of largest penumbra (deg) :      0.30528660 (criterion : 2.5 deg)
Ratio of umbral area to spot area :      0.00000
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 (+/-) :      1.03600
More than one magnetic neutral line is found
Number of Significant Neutral Lines :           1
Roughness of the longest magnetic neutral line :      1.74468
[ Z-Class Determination ]
Number of spots :           4
Number of spots with penumbra :           2
Longitudinal extent of this spot group (deg) :      7.58903
Z-Class : D
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      54.4889 (criterion : 50)
N-S diameter of largest penumbra (deg) :      0.90390129 (criterion : 2.5 deg)
Ratio of umbral area to spot area :    0.0769231
p-Class : a
[ c-Class Determination ]
Number of spots :           4
Area ratio (spots/group) :     0.538095
Number of spots with penumbra :           2
c-Class :i
McIntosh Class : Dai
[ Magnetic Class Determination ]
Magnetic Class : Beta

Group Index :       3
Ratio of magnetic polarity (+/-) :      100.000
[ Z-Class Determination ]
Number of spots :           2
Number of spots with penumbra :           1
Z-Class : C
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      47.6516 (criterion : 50)
N-S diameter of largest penumbra (deg) :      0.24719720 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.222222
p-Class : s
[ c-Class Determination ]
Number of spots :           2
Area ratio (spots/group) :     0.882353
Number of spots with penumbra :           1
c-Class :i
McIntosh Class : Csi
[ Magnetic Class Determination ]
Magnetic Class : Alpha

Group Index :       4
Ratio of magnetic polarity (+/-) :     0.165738
[ Z-Class Determination ]
Number of spots :           3
Number of spots with penumbra :           2
Longitudinal extent of this spot group (deg) :      9.24173
Z-Class : D
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      56.8276 (criterion : 25)
N-S diameter of largest penumbra (deg) :       3.0735406 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.157895
p-Class : k
[ c-Class Determination ]
Number of spots :           3
Area ratio (spots/group) :     0.626609
Number of spots with penumbra :           2
c-Class :i
McIntosh Class : Dki
[ Magnetic Class Determination ]
Magnetic Class : Alpha