2021 Sep 28 1500 UTC
Sunspot Group Classification Results
Number of Detected Sunspot Groups :           4

Group Index :       1
Ratio of magnetic polarity (+/-) :     0.154930
[ 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 (+/-) :     0.890511
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.90000
[ Z-Class Determination ]
Number of spots :           5
Number of spots with penumbra :           3
Longitudinal extent of this spot group (deg) :      4.30748
Z-Class : D
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      62.4527 (criterion : 50)
N-S diameter of largest penumbra (deg) :      0.40239989 (criterion : 2.5 deg)
Ratio of umbral area to spot area :    0.0833333
p-Class : a
[ c-Class Determination ]
Number of spots :           5
Area ratio (spots/group) :     0.196429
Number of spots with penumbra :           3
c-Class :o
McIntosh Class : Dao
[ Magnetic Class Determination ]
Magnetic Class : Beta

Group Index :       3
Ratio of magnetic polarity (+/-) :     0.363636
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.12500
[ Z-Class Determination ]
Number of spots :           1
Number of spots with penumbra :           1
Z-Class : H
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      51.9482 (criterion : 50)
N-S diameter of largest penumbra (deg) :      0.24556156 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.285714
p-Class : a
[ c-Class Determination ]
Number of spots :           1
c-Class :x
McIntosh Class : Hax
[ Magnetic Class Determination ]
Magnetic Class : Alpha

Group Index :       4
Ratio of magnetic polarity (+/-) :     0.573333
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.38462
[ Z-Class Determination ]
Number of spots :           1
Number of spots with penumbra :           1
Z-Class : H
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      77.3690 (criterion : 50)
N-S diameter of largest penumbra (deg) :      0.82613097 (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