2021 Sep 21 2000 UTC
Sunspot Group Classification Results
Number of Detected Sunspot Groups :           5

Group Index :       1
Ratio of magnetic polarity (+/-) :     0.566667
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.84211
[ 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) :     0.533333
Number of spots with penumbra :           0
c-Class :i
McIntosh Class : Bxi
[ Magnetic Class Determination ]
Magnetic Class : Beta

Group Index :       2
Ratio of magnetic polarity (+/-) :     0.738019
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.42500
[ Z-Class Determination ]
Number of spots :           2
Number of spots with penumbra :           2
Longitudinal extent of this spot group (deg) :      8.19921
Z-Class : D
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      33.0061 (criterion : 50)
N-S diameter of largest penumbra (deg) :       1.0258915 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.291667
p-Class : s
[ c-Class Determination ]
Number of spots :           2
Area ratio (spots/group) :     0.791667
Number of spots with penumbra :           2
c-Class :i
McIntosh Class : Dsi
[ Magnetic Class Determination ]
Magnetic Class : Beta

Group Index :       3
Ratio of magnetic polarity (+/-) :     0.488889
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.94118
[ 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 :       4
Ratio of magnetic polarity (+/-) :     0.846743
More than one magnetic neutral line is found
Number of Significant Neutral Lines :           2
[ Z-Class Determination ]
Number of spots :           3
Number of spots with penumbra :           2
Longitudinal extent of this spot group (deg) :      4.39158
Z-Class : D
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      48.3095 (criterion : 50)
N-S diameter of largest penumbra (deg) :      0.87066136 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.133333
p-Class : s
[ c-Class Determination ]
Number of spots :           3
Area ratio (spots/group) :     0.327957
Number of spots with penumbra :           2
c-Class :o
McIntosh Class : Dso
[ Magnetic Class Determination ]
Magnetic Class : Beta-Gamma

Group Index :       5
Ratio of magnetic polarity (+/-) :     0.201449
More than one magnetic neutral line is found
Number of Significant Neutral Lines :           2
[ Z-Class Determination ]
Number of spots :           2
Number of spots with penumbra :           2
Longitudinal extent of this spot group (deg) :      8.48032
Z-Class : D
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      39.5126 (criterion : 25)
N-S diameter of largest penumbra (deg) :       3.2926866 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.121795
p-Class : k
[ c-Class Determination ]
Number of spots :           2
Area ratio (spots/group) :     0.648026
Number of spots with penumbra :           2
c-Class :i
McIntosh Class : Dki
[ Magnetic Class Determination ]
Magnetic Class : Beta-Gamma