2021 Jun 28 1900 UTC
Sunspot Group Classification Results
Number of Detected Sunspot Groups :           3

Group Index :       1
Ratio of magnetic polarity (+/-) :      3.65873
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      83.0000
[ Z-Class Determination ]
Number of spots :           5
Number of spots with penumbra :           2
Z-Class : C
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      39.2426 (criterion : 50)
N-S diameter of largest penumbra (deg) :       1.1331663 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.121212
p-Class : s
[ c-Class Determination ]
Number of spots :           5
Area ratio (spots/group) :     0.122888
Number of spots with penumbra :           2
c-Class :o
McIntosh Class : Cso
[ Magnetic Class Determination ]
Magnetic Class : Beta-Gamma

Group Index :       2
Ratio of magnetic polarity (+/-) :      1.77363
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.92157
[ Z-Class Determination ]
Number of spots :           5
Number of spots with penumbra :           2
Longitudinal extent of this spot group (deg) :      12.1147
Z-Class : E
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      52.5061 (criterion : 25)
N-S diameter of largest penumbra (deg) :       2.9416844 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.189873
p-Class : k
[ c-Class Determination ]
Number of spots :           5
Area ratio (spots/group) :     0.500000
Number of spots with penumbra :           2
c-Class :i
McIntosh Class : Eki
[ Magnetic Class Determination ]
Magnetic Class : Beta

Group Index :       3
Ratio of magnetic polarity (+/-) :     0.380000
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.08824
[ Z-Class Determination ]
Number of spots :           1
Number of spots with penumbra :           0
Z-Class : A
[ p-Class Determination ]
p-Class : x
[ c-Class Determination ]
Number of spots :           1
c-Class :x
McIntosh Class : Axx
[ Magnetic Class Determination ]
Magnetic Class : Alpha