2021 Apr 21 0100 UTC
Sunspot Group Classification Results
Number of Detected Sunspot Groups :           4

Group Index :       1
Ratio of magnetic polarity (+/-) :      1.24497
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 :           2
Longitudinal extent of this spot group (deg) :      11.4471
Z-Class : E
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      33.5305 (criterion : 50)
N-S diameter of largest penumbra (deg) :       2.7587875 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.177215
p-Class : h
[ c-Class Determination ]
Number of spots :           2
Area ratio (spots/group) :     0.439331
Number of spots with penumbra :           2
c-Class :i
McIntosh Class : Ehi
[ Magnetic Class Determination ]
Magnetic Class : Beta-Gamma

Group Index :       2
Ratio of magnetic polarity (+/-) :     0.390313
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.87879
[ Z-Class Determination ]
Number of spots :           3
Number of spots with penumbra :           3
Longitudinal extent of this spot group (deg) :      6.25127
Z-Class : D
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      51.0378 (criterion : 50)
N-S diameter of largest penumbra (deg) :      0.51045077 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.294118
p-Class : a
[ c-Class Determination ]
Number of spots :           3
Area ratio (spots/group) :     0.161435
Number of spots with penumbra :           3
c-Class :o
McIntosh Class : Dao
[ Magnetic Class Determination ]
Magnetic Class : Beta

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 :      27.0727 (criterion : 50)
N-S diameter of largest penumbra (deg) :       1.3171349 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.134328
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 (+/-) :      1.77660
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.14706
[ Z-Class Determination ]
Number of spots :           1
Number of spots with penumbra :           1
Z-Class : H
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      48.2621 (criterion : 50)
N-S diameter of largest penumbra (deg) :       1.5674971 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.153846
p-Class : s
[ c-Class Determination ]
Number of spots :           1
c-Class :x
McIntosh Class : Hsx
[ Magnetic Class Determination ]
Magnetic Class : Alpha