2015 Dec 17 1800 UTC
Sunspot Group Classification Results
Number of Detected Sunspot Groups :           4

Group Index :       1
Ratio of magnetic polarity (+/-) :      9.76667
[ Z-Class Determination ]
Number of spots :           1
Number of spots with penumbra :           1
Z-Class : H
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      57.5709 (criterion : 50)
N-S diameter of largest penumbra (deg) :      0.61685806 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.161290
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 (+/-) :     0.378378
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.50000
[ 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 :       3
Ratio of magnetic polarity (+/-) :    0.0930761
[ Z-Class Determination ]
Number of spots :           1
Number of spots with penumbra :           1
Z-Class : H
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      17.5906 (criterion : 25)
N-S diameter of largest penumbra (deg) :       4.1693894 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.189821
p-Class : h
[ c-Class Determination ]
Number of spots :           1
c-Class :x
McIntosh Class : Hhx
[ Magnetic Class Determination ]
Magnetic Class : Alpha

Group Index :       4
Ratio of magnetic polarity (+/-) :      35.7917
[ Z-Class Determination ]
Number of spots :           4
Number of spots with penumbra :           1
Z-Class : C
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      24.5235 (criterion : 25)
N-S diameter of largest penumbra (deg) :       2.0217603 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.120603
p-Class : s
[ c-Class Determination ]
Number of spots :           4
Area ratio (spots/group) :     0.687316
Number of spots with penumbra :           1
c-Class :i
McIntosh Class : Csi
[ Magnetic Class Determination ]
Magnetic Class : Alpha