2021 Sep 11 1700 UTC
Sunspot Group Classification Results
Number of Detected Sunspot Groups :           3

Group Index :       1
Ratio of magnetic polarity (+/-) :     0.781163
More than one magnetic neutral line is found
Number of Significant Neutral Lines :           2
[ Z-Class Determination ]
Number of spots :           6
Number of spots with penumbra :           4
Longitudinal extent of this spot group (deg) :      3.89468
Z-Class : D
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      19.6217 (criterion : 25)
N-S diameter of largest penumbra (deg) :       1.9584302 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.121495
p-Class : s
[ c-Class Determination ]
Number of spots :           6
Area ratio (spots/group) :     0.227991
Number of spots with penumbra :           4
c-Class :o
McIntosh Class : Dso
[ Magnetic Class Determination ]
Magnetic Class : Beta-Gamma

Group Index :       2
Ratio of magnetic polarity (+/-) :    0.0760234
[ 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 (+/-) :      1.17970
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.30435
[ Z-Class Determination ]
Number of spots :           4
Number of spots with penumbra :           3
Longitudinal extent of this spot group (deg) :      5.30531
Z-Class : D
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      64.1965 (criterion : 25)
N-S diameter of largest penumbra (deg) :       2.2149504 (criterion : 2.5 deg)
Ratio of umbral area to spot area :    0.0439560
p-Class : a
[ c-Class Determination ]
Number of spots :           4
Area ratio (spots/group) :     0.395041
Number of spots with penumbra :           3
c-Class :o
McIntosh Class : Dao
[ Magnetic Class Determination ]
Magnetic Class : Beta