2021 Sep 05 1600 UTC
Sunspot Group Classification Results
Number of Detected Sunspot Groups :           4

Group Index :       1
Ratio of magnetic polarity (+/-) :      1.56154
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.62712
[ Z-Class Determination ]
Number of spots :           2
Number of spots with penumbra :           1
Z-Class : C
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      15.9978 (criterion : 25)
N-S diameter of largest penumbra (deg) :       1.7207647 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.184397
p-Class : s
[ c-Class Determination ]
Number of spots :           2
Area ratio (spots/group) :     0.743590
Number of spots with penumbra :           1
c-Class :i
McIntosh Class : Csi
[ Magnetic Class Determination ]
Magnetic Class : Beta

Group Index :       2
Ratio of magnetic polarity (+/-) :     0.759259
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) :      7.01705
Z-Class : D
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      28.6727 (criterion : 25)
N-S diameter of largest penumbra (deg) :       1.7710848 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.165468
p-Class : a
[ c-Class Determination ]
Number of spots :           3
Area ratio (spots/group) :     0.549451
Number of spots with penumbra :           2
c-Class :i
McIntosh Class : Dai
[ Magnetic Class Determination ]
Magnetic Class : Beta-Gamma

Group Index :       3
Ratio of magnetic polarity (+/-) :      1.71429
More than one magnetic neutral line is found
Number of Significant Neutral Lines :           2
[ Z-Class Determination ]
Number of spots :           4
Number of spots with penumbra :           2
Longitudinal extent of this spot group (deg) :      8.59874
Z-Class : D
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      27.9952 (criterion : 25)
N-S diameter of largest penumbra (deg) :       2.2091433 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.125000
p-Class : a
[ c-Class Determination ]
Number of spots :           4
Area ratio (spots/group) :     0.523316
Number of spots with penumbra :           2
c-Class :i
McIntosh Class : Dai
[ Magnetic Class Determination ]
Magnetic Class : Beta-Gamma

Group Index :       4
Ratio of magnetic polarity (+/-) :      1.74351
More than one magnetic neutral line is found
Number of Significant Neutral Lines :           2
[ Z-Class Determination ]
Number of spots :           5
Number of spots with penumbra :           3
Longitudinal extent of this spot group (deg) :      8.62549
Z-Class : D
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      38.6911 (criterion : 50)
N-S diameter of largest penumbra (deg) :       1.5317898 (criterion : 2.5 deg)
Ratio of umbral area to spot area :    0.0731707
p-Class : s
[ c-Class Determination ]
Number of spots :           5
Area ratio (spots/group) :     0.263658
Number of spots with penumbra :           3
c-Class :o
McIntosh Class : Dso
[ Magnetic Class Determination ]
Magnetic Class : Beta-Gamma