2021 Apr 21 0900 UTC
Sunspot Group Classification Results
Number of Detected Sunspot Groups :           4

Group Index :       1
Ratio of magnetic polarity (+/-) :      1.35793
More than one magnetic neutral line is found
Number of Significant Neutral Lines :           2
[ Z-Class Determination ]
Number of spots :           2
Number of spots with penumbra :           1
Z-Class : C
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      41.7174 (criterion : 50)
N-S diameter of largest penumbra (deg) :       3.3238587 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.133333
p-Class : h
[ c-Class Determination ]
Number of spots :           2
Area ratio (spots/group) :     0.591195
Number of spots with penumbra :           1
c-Class :i
McIntosh Class : Chi
[ Magnetic Class Determination ]
Magnetic Class : Beta-Gamma

Group Index :       2
Ratio of magnetic polarity (+/-) :     0.295775
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      2.54054
[ Z-Class Determination ]
Number of spots :           3
Number of spots with penumbra :           2
Z-Class : C
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      25.9966 (criterion : 50)
N-S diameter of largest penumbra (deg) :      0.51002051 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.117647
p-Class : s
[ c-Class Determination ]
Number of spots :           3
Area ratio (spots/group) :     0.141026
Number of spots with penumbra :           2
c-Class :o
McIntosh Class : Cso
[ Magnetic Class Determination ]
Magnetic Class : Beta-Gamma

Group Index :       3
Ratio of magnetic polarity (+/-) :      100.000
[ Z-Class Determination ]
Number of spots :           1
Number of spots with penumbra :           1
Z-Class : H
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      38.3210 (criterion : 50)
N-S diameter of largest penumbra (deg) :       1.3147872 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.140625
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 (+/-) :      1.37374
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.25000
[ Z-Class Determination ]
Number of spots :           1
Number of spots with penumbra :           1
Z-Class : H
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      40.1712 (criterion : 50)
N-S diameter of largest penumbra (deg) :       1.2306524 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.194444
p-Class : s
[ c-Class Determination ]
Number of spots :           1
c-Class :x
McIntosh Class : Hsx
[ Magnetic Class Determination ]
Magnetic Class : Alpha