2023 Dec 20 1900 UTC
Sunspot Group Classification Results
Number of Detected Sunspot Groups :           8

Group Index :       1
Ratio of magnetic polarity (+/-) :     0.196850
[ Z-Class Determination ]
Number of spots :           3
Number of spots with penumbra :           2
Z-Class : C
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      45.7042 (criterion : 50)
N-S diameter of largest penumbra (deg) :       1.2279788 (criterion : 2.5 deg)
Ratio of umbral area to spot area :    0.0714286
p-Class : s
[ c-Class Determination ]
Number of spots :           3
Area ratio (spots/group) :     0.323353
Number of spots with penumbra :           2
c-Class :o
McIntosh Class : Cso
[ Magnetic Class Determination ]
Magnetic Class : Alpha

Group Index :       2
Ratio of magnetic polarity (+/-) :      1.19400
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      2.26829
[ Z-Class Determination ]
Number of spots :           4
Number of spots with penumbra :           3
Longitudinal extent of this spot group (deg) :      7.33463
Z-Class : D
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      46.9035 (criterion : 25)
N-S diameter of largest penumbra (deg) :       1.9321789 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.131034
p-Class : a
[ c-Class Determination ]
Number of spots :           4
Area ratio (spots/group) :     0.529161
Number of spots with penumbra :           3
c-Class :c
McIntosh Class : Dac
[ Magnetic Class Determination ]
Magnetic Class : Beta-Gamma

Group Index :       3
Ratio of magnetic polarity (+/-) :     0.932377
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.55000
[ Z-Class Determination ]
Number of spots :           4
Number of spots with penumbra :           3
Longitudinal extent of this spot group (deg) :      5.35849
Z-Class : D
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      61.2591 (criterion : 25)
N-S diameter of largest penumbra (deg) :       1.7119801 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.102740
p-Class : a
[ c-Class Determination ]
Number of spots :           4
Area ratio (spots/group) :     0.441696
Number of spots with penumbra :           3
c-Class :c
McIntosh Class : Dac
[ Magnetic Class Determination ]
Magnetic Class : Beta

Group Index :       4
Ratio of magnetic polarity (+/-) :     0.196581
[ Z-Class Determination ]
Number of spots :           2
Number of spots with penumbra :           1
Z-Class : C
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      79.3303 (criterion : 50)
N-S diameter of largest penumbra (deg) :      0.69330735 (criterion : 2.5 deg)
Ratio of umbral area to spot area :    0.0666667
p-Class : a
[ c-Class Determination ]
Number of spots :           2
Area ratio (spots/group) :    0.0100000
Number of spots with penumbra :           1
c-Class :o
McIntosh Class : Cao
[ Magnetic Class Determination ]
Magnetic Class : Alpha

Group Index :       5
Ratio of magnetic polarity (+/-) :     0.440945
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.45455
[ Z-Class Determination ]
Number of spots :           3
Number of spots with penumbra :           1
Z-Class : C
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      44.2921 (criterion : 25)
N-S diameter of largest penumbra (deg) :       2.1380252 (criterion : 2.5 deg)
Ratio of umbral area to spot area :    0.0205479
p-Class : a
[ c-Class Determination ]
Number of spots :           3
Area ratio (spots/group) :     0.640816
Number of spots with penumbra :           1
c-Class :i
McIntosh Class : Cai
[ Magnetic Class Determination ]
Magnetic Class : Beta

Group Index :       6
Ratio of magnetic polarity (+/-) :     0.904518
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) :      11.6269
Z-Class : E
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      53.7333 (criterion : 25)
N-S diameter of largest penumbra (deg) :       3.0421733 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.161554
p-Class : k
[ c-Class Determination ]
Number of spots :           3
Area ratio (spots/group) :     0.601770
Number of spots with penumbra :           2
c-Class :i
McIntosh Class : Eki
[ Magnetic Class Determination ]
Magnetic Class : Beta-Gamma

Group Index :       7
Ratio of magnetic polarity (+/-) :      1.08929
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.26190
[ Z-Class Determination ]
Number of spots :           4
Number of spots with penumbra :           1
Z-Class : C
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      30.5225 (criterion : 50)
N-S diameter of largest penumbra (deg) :      0.61344023 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.166667
p-Class : s
[ c-Class Determination ]
Number of spots :           4
Area ratio (spots/group) :     0.312925
Number of spots with penumbra :           1
c-Class :o
McIntosh Class : Cso
[ Magnetic Class Determination ]
Magnetic Class : Beta

Group Index :       8
Ratio of magnetic polarity (+/-) :      1.37647
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.17073
[ Z-Class Determination ]
Number of spots :           1
Number of spots with penumbra :           1
Z-Class : H
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      53.8494 (criterion : 50)
N-S diameter of largest penumbra (deg) :       3.6048551 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.175000
p-Class : k
[ c-Class Determination ]
Number of spots :           1
c-Class :x
McIntosh Class : Hkx
[ Magnetic Class Determination ]
Magnetic Class : Alpha