2021 Sep 21 1800 UTC
Sunspot Group Classification Results
Number of Detected Sunspot Groups :           4

Group Index :       1
Ratio of magnetic polarity (+/-) :      0.00000
[ Z-Class Determination ]
Number of spots :           1
Number of spots with penumbra :           1
Z-Class : H
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      168.660 (criterion : 50)
N-S diameter of largest penumbra (deg) :      0.15396212 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.250000
p-Class : a
[ c-Class Determination ]
Number of spots :           1
c-Class :x
McIntosh Class : Hax
[ Magnetic Class Determination ]
Magnetic Class : Alpha

Group Index :       2
Ratio of magnetic polarity (+/-) :     0.689076
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.47727
[ Z-Class Determination ]
Number of spots :           2
Number of spots with penumbra :           2
Longitudinal extent of this spot group (deg) :      8.00593
Z-Class : D
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      37.3262 (criterion : 50)
N-S diameter of largest penumbra (deg) :       1.0250649 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.230769
p-Class : s
[ c-Class Determination ]
Number of spots :           2
Area ratio (spots/group) :     0.640000
Number of spots with penumbra :           2
c-Class :i
McIntosh Class : Dsi
[ Magnetic Class Determination ]
Magnetic Class : Beta

Group Index :       3
Ratio of magnetic polarity (+/-) :     0.702970
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.54386
[ Z-Class Determination ]
Number of spots :           2
Number of spots with penumbra :           2
Longitudinal extent of this spot group (deg) :      3.99864
Z-Class : D
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      43.4505 (criterion : 50)
N-S diameter of largest penumbra (deg) :      0.87115175 (criterion : 2.5 deg)
Ratio of umbral area to spot area :    0.0384615
p-Class : s
[ c-Class Determination ]
Number of spots :           2
Area ratio (spots/group) :     0.600000
Number of spots with penumbra :           2
c-Class :i
McIntosh Class : Dsi
[ Magnetic Class Determination ]
Magnetic Class : Beta

Group Index :       4
Ratio of magnetic polarity (+/-) :     0.195846
[ Z-Class Determination ]
Number of spots :           2
Number of spots with penumbra :           2
Longitudinal extent of this spot group (deg) :      8.59130
Z-Class : D
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      36.5849 (criterion : 25)
N-S diameter of largest penumbra (deg) :       3.1513560 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.111111
p-Class : k
[ c-Class Determination ]
Number of spots :           2
Area ratio (spots/group) :     0.708029
Number of spots with penumbra :           2
c-Class :i
McIntosh Class : Dki
[ Magnetic Class Determination ]
Magnetic Class : Alpha