2015 Oct 20 1800 UTC
Sunspot Group Classification Results
Number of Detected Sunspot Groups :           4

Group Index :       1
Ratio of magnetic polarity (+/-) :      4.19681
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.48718
[ Z-Class Determination ]
Number of spots :           4
Number of spots with penumbra :           1
Z-Class : C
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      19.7920 (criterion : 25)
N-S diameter of largest penumbra (deg) :       1.7507775 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.153846
p-Class : s
[ c-Class Determination ]
Number of spots :           4
Area ratio (spots/group) :     0.553531
Number of spots with penumbra :           1
c-Class :i
McIntosh Class : Csi
[ Magnetic Class Determination ]
Magnetic Class : Beta

Group Index :       2
Ratio of magnetic polarity (+/-) :      100.000
[ Z-Class Determination ]
Number of spots :           1
Number of spots with penumbra :           1
Z-Class : H
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      32.2560 (criterion : 50)
N-S diameter of largest penumbra (deg) :      0.77380930 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.214286
p-Class : s
[ c-Class Determination ]
Number of spots :           1
c-Class :x
McIntosh Class : Hsx
[ Magnetic Class Determination ]
Magnetic Class : Alpha

Group Index :       3
Ratio of magnetic polarity (+/-) :      1.09033
More than one magnetic neutral line is found
Number of Significant Neutral Lines :           4
[ Z-Class Determination ]
Number of spots :           8
Number of spots with penumbra :           4
Longitudinal extent of this spot group (deg) :      13.5608
Z-Class : E
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      39.6399 (criterion : 25)
N-S diameter of largest penumbra (deg) :       3.0211995 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.157143
p-Class : k
[ c-Class Determination ]
Number of spots :           8
Area ratio (spots/group) :     0.435681
Number of spots with penumbra :           4
c-Class :c
McIntosh Class : Ekc
[ Magnetic Class Determination ]
Magnetic Class : Beta-Gamma

Group Index :       4
Ratio of magnetic polarity (+/-) :     0.850467
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.31034
[ Z-Class Determination ]
Number of spots :           1
Number of spots with penumbra :           1
Z-Class : H
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      34.0317 (criterion : 50)
N-S diameter of largest penumbra (deg) :       1.1579913 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.128205
p-Class : s
[ c-Class Determination ]
Number of spots :           1
c-Class :x
McIntosh Class : Hsx
[ Magnetic Class Determination ]
Magnetic Class : Alpha