2021 Dec 31 2200 UTC
Sunspot Group Classification Results
Number of Detected Sunspot Groups :           4

Group Index :       1
Ratio of magnetic polarity (+/-) :     0.734266
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.46154
[ Z-Class Determination ]
Number of spots :           2
Number of spots with penumbra :           1
Z-Class : C
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      65.9285 (criterion : 50)
N-S diameter of largest penumbra (deg) :      0.60131430 (criterion : 2.5 deg)
Ratio of umbral area to spot area :    0.0769231
p-Class : a
[ c-Class Determination ]
Number of spots :           2
Area ratio (spots/group) :      1.29412
Number of spots with penumbra :           1
c-Class :i
McIntosh Class : Cai
[ Magnetic Class Determination ]
Magnetic Class : Beta

Group Index :       2
Ratio of magnetic polarity (+/-) :      1.38409
More than one magnetic neutral line is found
Number of Significant Neutral Lines :           3
[ Z-Class Determination ]
Number of spots :           3
Number of spots with penumbra :           3
Longitudinal extent of this spot group (deg) :      9.09389
Z-Class : D
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      21.9112 (criterion : 25)
N-S diameter of largest penumbra (deg) :       1.9307426 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.160305
p-Class : s
[ c-Class Determination ]
Number of spots :           3
Area ratio (spots/group) :     0.471467
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 (+/-) :      0.00000
[ Z-Class Determination ]
Number of spots :           1
Number of spots with penumbra :           1
Z-Class : H
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      54.7562 (criterion : 50)
N-S diameter of largest penumbra (deg) :      0.24107819 (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

Group Index :       4
Ratio of magnetic polarity (+/-) :      1.15238
More than one magnetic neutral line is found
Number of Significant Neutral Lines :           1
Roughness of the longest magnetic neutral line :      1.96296
[ Z-Class Determination ]
Number of spots :           2
Number of spots with penumbra :           1
Z-Class : C
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      33.7031 (criterion : 50)
N-S diameter of largest penumbra (deg) :      0.73992273 (criterion : 2.5 deg)
Ratio of umbral area to spot area :    0.0294118
p-Class : s
[ c-Class Determination ]
Number of spots :           2
Area ratio (spots/group) :     0.528736
Number of spots with penumbra :           1
c-Class :i
McIntosh Class : Csi
[ Magnetic Class Determination ]
Magnetic Class : Beta