2015 May 21 1700 UTC
Sunspot Group Classification Results
Number of Detected Sunspot Groups :           5

Group Index :       1
Ratio of magnetic polarity (+/-) :      14.4615
[ Z-Class Determination ]
Number of spots :           2
Number of spots with penumbra :           0
Z-Class : B
[ p-Class Determination ]
p-Class : x
[ c-Class Determination ]
Number of spots :           2
Area ratio (spots/group) :     0.464286
Number of spots with penumbra :           0
c-Class :i
McIntosh Class : Bxi
[ Magnetic Class Determination ]
Magnetic Class : Alpha

Group Index :       2
Ratio of magnetic polarity (+/-) :      15.8824
[ Z-Class Determination ]
Number of spots :           1
Number of spots with penumbra :           1
Z-Class : H
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      22.0326 (criterion : 50)
N-S diameter of largest penumbra (deg) :       1.3665831 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.180851
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 (+/-) :      139.000
[ 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

Group Index :       4
Ratio of magnetic polarity (+/-) :     0.283333
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.33333
[ Z-Class Determination ]
Number of spots :           1
Number of spots with penumbra :           1
Z-Class : H
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      48.3019 (criterion : 50)
N-S diameter of largest penumbra (deg) :      0.37195987 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.200000
p-Class : s
[ c-Class Determination ]
Number of spots :           1
c-Class :x
McIntosh Class : Hsx
[ Magnetic Class Determination ]
Magnetic Class : Alpha

Group Index :       5
Ratio of magnetic polarity (+/-) :      6.66667
[ Z-Class Determination ]
Number of spots :           2
Number of spots with penumbra :           1
Z-Class : C
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      52.9786 (criterion : 50)
N-S diameter of largest penumbra (deg) :      0.37080083 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.222222
p-Class : a
[ c-Class Determination ]
Number of spots :           2
Area ratio (spots/group) :     0.542857
Number of spots with penumbra :           1
c-Class :i
McIntosh Class : Cai
[ Magnetic Class Determination ]
Magnetic Class : Alpha