2021 Jun 28 2000 UTC
Sunspot Group Classification Results
Number of Detected Sunspot Groups :           3

Group Index :       1
Ratio of magnetic polarity (+/-) :      3.28676
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      92.0000
[ Z-Class Determination ]
Number of spots :           5
Number of spots with penumbra :           3
Longitudinal extent of this spot group (deg) :      6.64069
Z-Class : D
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      35.5253 (criterion : 50)
N-S diameter of largest penumbra (deg) :       1.1321040 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.200000
p-Class : s
[ c-Class Determination ]
Number of spots :           5
Area ratio (spots/group) :     0.128120
Number of spots with penumbra :           3
c-Class :o
McIntosh Class : Dso
[ Magnetic Class Determination ]
Magnetic Class : Beta-Gamma

Group Index :       2
Ratio of magnetic polarity (+/-) :      1.78118
More than one magnetic neutral line is found
Number of Significant Neutral Lines :           2
[ Z-Class Determination ]
Number of spots :           4
Number of spots with penumbra :           2
Longitudinal extent of this spot group (deg) :      11.9073
Z-Class : E
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      53.4599 (criterion : 25)
N-S diameter of largest penumbra (deg) :       3.0749824 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.169643
p-Class : k
[ c-Class Determination ]
Number of spots :           4
Area ratio (spots/group) :     0.580144
Number of spots with penumbra :           2
c-Class :i
McIntosh Class : Eki
[ Magnetic Class Determination ]
Magnetic Class : Beta-Gamma

Group Index :       3
Ratio of magnetic polarity (+/-) :     0.397959
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.10000
[ 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