2023 Oct 19 1600 UTC
Sunspot Group Classification Results
Number of Detected Sunspot Groups :           3

Group Index :       1
Ratio of magnetic polarity (+/-) :      2.44000
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.14286
[ Z-Class Determination ]
Number of spots :           1
Number of spots with penumbra :           1
Z-Class : H
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      22.5181 (criterion : 50)
N-S diameter of largest penumbra (deg) :       1.4444810 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.138889
p-Class : s
[ c-Class Determination ]
Number of spots :           1
c-Class :x
McIntosh Class : Hsx
[ Magnetic Class Determination ]
Magnetic Class : Alpha

Group Index :       2
Ratio of magnetic polarity (+/-) :      100.000
[ Z-Class Determination ]
Number of spots :           2
Number of spots with penumbra :           2
Longitudinal extent of this spot group (deg) :      3.15623
Z-Class : D
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      46.4632 (criterion : 25)
N-S diameter of largest penumbra (deg) :       1.4578640 (criterion : 2.5 deg)
Ratio of umbral area to spot area :    0.0263158
p-Class : a
[ c-Class Determination ]
Number of spots :           2
Area ratio (spots/group) :     0.685567
Number of spots with penumbra :           2
c-Class :i
McIntosh Class : Dai
[ Magnetic Class Determination ]
Magnetic Class : Alpha

Group Index :       3
Ratio of magnetic polarity (+/-) :     0.371287
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.37143
[ Z-Class Determination ]
Number of spots :           1
Number of spots with penumbra :           1
Z-Class : H
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      21.4170 (criterion : 25)
N-S diameter of largest penumbra (deg) :       1.6449703 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.162602
p-Class : s
[ c-Class Determination ]
Number of spots :           1
c-Class :x
McIntosh Class : Hsx
[ Magnetic Class Determination ]
Magnetic Class : Alpha