2021 Sep 21 1300 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 :           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 (+/-) :     0.897059
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      2.06667
[ Z-Class Determination ]
Number of spots :           4
Number of spots with penumbra :           3
Longitudinal extent of this spot group (deg) :      7.61382
Z-Class : D
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      39.3360 (criterion : 50)
N-S diameter of largest penumbra (deg) :       1.0265054 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.241935
p-Class : s
[ c-Class Determination ]
Number of spots :           4
Area ratio (spots/group) :     0.594595
Number of spots with penumbra :           3
c-Class :c
McIntosh Class : Dsc
[ Magnetic Class Determination ]
Magnetic Class : Beta-Gamma

Group Index :       3
Ratio of magnetic polarity (+/-) :      133.000
[ Z-Class Determination ]
Number of spots :           1
Number of spots with penumbra :           1
Z-Class : H
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      57.3943 (criterion : 50)
N-S diameter of largest penumbra (deg) :      0.37060321 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.100000
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 (+/-) :     0.156250
[ Z-Class Determination ]
Number of spots :           2
Number of spots with penumbra :           2
Longitudinal extent of this spot group (deg) :      9.47651
Z-Class : D
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      55.9039 (criterion : 25)
N-S diameter of largest penumbra (deg) :       3.2328568 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.144000
p-Class : k
[ c-Class Determination ]
Number of spots :           2
Area ratio (spots/group) :     0.654902
Number of spots with penumbra :           2
c-Class :i
McIntosh Class : Dki
[ Magnetic Class Determination ]
Magnetic Class : Alpha