2023 Oct 18 0000 UTC
Sunspot Group Classification Results
Number of Detected Sunspot Groups :           3

Group Index :       1
Ratio of magnetic polarity (+/-) :      15.7083
[ Z-Class Determination ]
Number of spots :           3
Number of spots with penumbra :           1
Z-Class : C
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      19.4028 (criterion : 25)
N-S diameter of largest penumbra (deg) :       1.4447729 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.159664
p-Class : s
[ c-Class Determination ]
Number of spots :           3
Area ratio (spots/group) :     0.703911
Number of spots with penumbra :           1
c-Class :i
McIntosh Class : Csi
[ Magnetic Class Determination ]
Magnetic Class : Alpha

Group Index :       2
Ratio of magnetic polarity (+/-) :      31.2381
[ Z-Class Determination ]
Number of spots :           5
Number of spots with penumbra :           2
Z-Class : C
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      24.5631 (criterion : 25)
N-S diameter of largest penumbra (deg) :       1.6933933 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.138095
p-Class : s
[ c-Class Determination ]
Number of spots :           5
Area ratio (spots/group) :     0.589431
Number of spots with penumbra :           2
c-Class :i
McIntosh Class : Csi
[ Magnetic Class Determination ]
Magnetic Class : Alpha

Group Index :       3
Ratio of magnetic polarity (+/-) :      1.05755
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 :      13.7113 (criterion : 50)
N-S diameter of largest penumbra (deg) :       1.5718615 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.168675
p-Class : s
[ c-Class Determination ]
Number of spots :           1
c-Class :x
McIntosh Class : Hsx
[ Magnetic Class Determination ]
Magnetic Class : Alpha