2022 Feb 20 1700 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 :           1
Z-Class : H
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      45.6519 (criterion : 50)
N-S diameter of largest penumbra (deg) :      0.51593673 (criterion : 2.5 deg)
Ratio of umbral area to spot area :    0.0454545
p-Class : s
[ c-Class Determination ]
Number of spots :           1
c-Class :x
McIntosh Class : Hsx
[ Magnetic Class Determination ]
Magnetic Class : Alpha

Group Index :       2
Ratio of magnetic polarity (+/-) :     0.597222
More than one magnetic neutral line is found
Number of Significant Neutral Lines :           1
Roughness of the longest magnetic neutral line :      1.65789
[ Z-Class Determination ]
Number of spots :           4
Number of spots with penumbra :           1
Z-Class : C
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      97.6679 (criterion : 50)
N-S diameter of largest penumbra (deg) :      0.26911795 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.111111
p-Class : a
[ c-Class Determination ]
Number of spots :           4
Area ratio (spots/group) :      1.16667
Number of spots with penumbra :           1
c-Class :i
McIntosh Class : Cai
[ Magnetic Class Determination ]
Magnetic Class : Beta

Group Index :       3
Ratio of magnetic polarity (+/-) :     0.237288
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.57895
[ Z-Class Determination ]
Number of spots :           1
Number of spots with penumbra :           1
Z-Class : H
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      39.2071 (criterion : 50)
N-S diameter of largest penumbra (deg) :      0.51224178 (criterion : 2.5 deg)
Ratio of umbral area to spot area :    0.0666667
p-Class : s
[ c-Class Determination ]
Number of spots :           1
c-Class :x
McIntosh Class : Hsx
[ Magnetic Class Determination ]
Magnetic Class : Alpha

Group Index :       4
Ratio of magnetic polarity (+/-) :     0.163743
[ Z-Class Determination ]
Number of spots :           1
Number of spots with penumbra :           1
Z-Class : H
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      79.6994 (criterion : 50)
N-S diameter of largest penumbra (deg) :       2.9425836 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.148148
p-Class : k
[ c-Class Determination ]
Number of spots :           1
c-Class :x
McIntosh Class : Hkx
[ Magnetic Class Determination ]
Magnetic Class : Alpha