2021 Apr 20 1300 UTC
Sunspot Group Classification Results
Number of Detected Sunspot Groups :           4

Group Index :       1
Ratio of magnetic polarity (+/-) :      1.44590
More than one magnetic neutral line is found
Number of Significant Neutral Lines :           2
[ Z-Class Determination ]
Number of spots :           7
Number of spots with penumbra :           1
Z-Class : C
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      41.7458 (criterion : 50)
N-S diameter of largest penumbra (deg) :       1.5600274 (criterion : 2.5 deg)
Ratio of umbral area to spot area :    0.0892857
p-Class : s
[ c-Class Determination ]
Number of spots :           7
Area ratio (spots/group) :     0.268908
Number of spots with penumbra :           1
c-Class :o
McIntosh Class : Cso
[ Magnetic Class Determination ]
Magnetic Class : Beta-Gamma

Group Index :       2
Ratio of magnetic polarity (+/-) :     0.348485
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.54054
[ Z-Class Determination ]
Number of spots :           3
Number of spots with penumbra :           3
Longitudinal extent of this spot group (deg) :      6.06553
Z-Class : D
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      35.8583 (criterion : 50)
N-S diameter of largest penumbra (deg) :      0.51205701 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.266667
p-Class : s
[ c-Class Determination ]
Number of spots :           3
Area ratio (spots/group) :     0.234286
Number of spots with penumbra :           3
c-Class :o
McIntosh Class : Dso
[ Magnetic Class Determination ]
Magnetic Class : Beta

Group Index :       3
Ratio of magnetic polarity (+/-) :      88.2000
[ Z-Class Determination ]
Number of spots :           1
Number of spots with penumbra :           1
Z-Class : H
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      53.7800 (criterion : 50)
N-S diameter of largest penumbra (deg) :       1.4513968 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.193548
p-Class : a
[ c-Class Determination ]
Number of spots :           1
c-Class :x
McIntosh Class : Hax
[ Magnetic Class Determination ]
Magnetic Class : Alpha

Group Index :       4
Ratio of magnetic polarity (+/-) :      1.46875
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.12500
[ Z-Class Determination ]
Number of spots :           1
Number of spots with penumbra :           1
Z-Class : H
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      101.205 (criterion : 50)
N-S diameter of largest penumbra (deg) :       1.2729936 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.150000
p-Class : a
[ c-Class Determination ]
Number of spots :           1
c-Class :x
McIntosh Class : Hax
[ Magnetic Class Determination ]
Magnetic Class : Alpha