2021 Apr 21 1100 UTC
Sunspot Group Classification Results
Number of Detected Sunspot Groups :           5

Group Index :       1
Ratio of magnetic polarity (+/-) :      2.66387
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.20000
[ Z-Class Determination ]
Number of spots :           1
Number of spots with penumbra :           1
Z-Class : H
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      38.6969 (criterion : 50)
N-S diameter of largest penumbra (deg) :       3.4752499 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.136364
p-Class : h
[ c-Class Determination ]
Number of spots :           1
c-Class :x
McIntosh Class : Hhx
[ Magnetic Class Determination ]
Magnetic Class : Alpha

Group Index :       2
Ratio of magnetic polarity (+/-) :     0.950311
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.37037
[ Z-Class Determination ]
Number of spots :           2
Number of spots with penumbra :           0
Z-Class : B
[ p-Class Determination ]
p-Class : x
[ c-Class Determination ]
Number of spots :           2
Area ratio (spots/group) :    0.0535714
Number of spots with penumbra :           0
c-Class :o
McIntosh Class : Bxo
[ Magnetic Class Determination ]
Magnetic Class : Beta

Group Index :       3
Ratio of magnetic polarity (+/-) :     0.326409
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      2.23529
[ Z-Class Determination ]
Number of spots :           3
Number of spots with penumbra :           2
Z-Class : C
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      44.8034 (criterion : 50)
N-S diameter of largest penumbra (deg) :      0.50995620 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.250000
p-Class : s
[ c-Class Determination ]
Number of spots :           3
Area ratio (spots/group) :     0.129707
Number of spots with penumbra :           2
c-Class :o
McIntosh Class : Cso
[ Magnetic Class Determination ]
Magnetic Class : Beta-Gamma

Group Index :       4
Ratio of magnetic polarity (+/-) :      73.8000
[ Z-Class Determination ]
Number of spots :           1
Number of spots with penumbra :           1
Z-Class : H
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      47.1330 (criterion : 50)
N-S diameter of largest penumbra (deg) :       1.3143546 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.132353
p-Class : s
[ c-Class Determination ]
Number of spots :           1
c-Class :x
McIntosh Class : Hsx
[ Magnetic Class Determination ]
Magnetic Class : Alpha

Group Index :       5
Ratio of magnetic polarity (+/-) :      1.33684
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.31250
[ Z-Class Determination ]
Number of spots :           1
Number of spots with penumbra :           1
Z-Class : H
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      43.9293 (criterion : 50)
N-S diameter of largest penumbra (deg) :       1.2200508 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.189189
p-Class : s
[ c-Class Determination ]
Number of spots :           1
c-Class :x
McIntosh Class : Hsx
[ Magnetic Class Determination ]
Magnetic Class : Alpha