2021 Apr 21 0300 UTC
Sunspot Group Classification Results
Number of Detected Sunspot Groups :           3

Group Index :       1
Ratio of magnetic polarity (+/-) :      1.19737
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 :      36.9437 (criterion : 50)
N-S diameter of largest penumbra (deg) :       3.3758291 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.139535
p-Class : h
[ c-Class Determination ]
Number of spots :           2
Area ratio (spots/group) :     0.353909
Number of spots with penumbra :           1
c-Class :o
McIntosh Class : Cho
[ Magnetic Class Determination ]
Magnetic Class : Beta-Gamma

Group Index :       2
Ratio of magnetic polarity (+/-) :      1.19111
More than one magnetic neutral line is found
Number of Significant Neutral Lines :           1
Roughness of the longest magnetic neutral line :      1.92308
[ Z-Class Determination ]
Number of spots :           5
Number of spots with penumbra :           4
Longitudinal extent of this spot group (deg) :      8.98661
Z-Class : D
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      25.3641 (criterion : 50)
N-S diameter of largest penumbra (deg) :       1.3164289 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.144928
p-Class : s
[ c-Class Determination ]
Number of spots :           5
Area ratio (spots/group) :     0.309859
Number of spots with penumbra :           4
c-Class :o
McIntosh Class : Dso
[ Magnetic Class Determination ]
Magnetic Class : Beta

Group Index :       3
Ratio of magnetic polarity (+/-) :      2.11429
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.15152
[ Z-Class Determination ]
Number of spots :           1
Number of spots with penumbra :           1
Z-Class : H
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      34.7101 (criterion : 50)
N-S diameter of largest penumbra (deg) :       1.5485512 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.139535
p-Class : s
[ c-Class Determination ]
Number of spots :           1
c-Class :x
McIntosh Class : Hsx
[ Magnetic Class Determination ]
Magnetic Class : Alpha