2015 May 15 1900 UTC
Sunspot Group Classification Results
Number of Detected Sunspot Groups :           7

Group Index :       1
Ratio of magnetic polarity (+/-) :     0.184472
[ Z-Class Determination ]
Number of spots :           8
Number of spots with penumbra :           4
Longitudinal extent of this spot group (deg) :      22.4320
Z-Class : F
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      41.9863 (criterion : 25)
N-S diameter of largest penumbra (deg) :       2.8417881 (criterion : 2.5 deg)
Ratio of umbral area to spot area :    0.0853081
p-Class : k
[ c-Class Determination ]
Number of spots :           8
Area ratio (spots/group) :     0.281100
Number of spots with penumbra :           4
c-Class :o
McIntosh Class : Fko
[ Magnetic Class Determination ]
Magnetic Class : Alpha

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 :      14.8201 (criterion : 25)
N-S diameter of largest penumbra (deg) :       1.6817746 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.160584
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 (+/-) :     0.826087
More than one magnetic neutral line is found
Number of Significant Neutral Lines :           1
Roughness of the longest magnetic neutral line :      1.29412
[ Z-Class Determination ]
Number of spots :           1
Number of spots with penumbra :           1
Z-Class : H
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      22.3271 (criterion : 25)
N-S diameter of largest penumbra (deg) :       1.8281435 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.166667
p-Class : s
[ c-Class Determination ]
Number of spots :           1
c-Class :x
McIntosh Class : Hsx
[ Magnetic Class Determination ]
Magnetic Class : Alpha

Group Index :       4
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 :      33.7264 (criterion : 50)
N-S diameter of largest penumbra (deg) :       1.2287563 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.133333
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 (+/-) :      100.000
[ 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 :       6
Ratio of magnetic polarity (+/-) :      1.35294
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.65000
[ Z-Class Determination ]
Number of spots :           4
Number of spots with penumbra :           1
Z-Class : C
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      70.6261 (criterion : 50)
N-S diameter of largest penumbra (deg) :      0.85787736 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.115385
p-Class : a
[ c-Class Determination ]
Number of spots :           4
Area ratio (spots/group) :     0.320442
Number of spots with penumbra :           1
c-Class :o
McIntosh Class : Cao
[ Magnetic Class Determination ]
Magnetic Class : Beta

Group Index :       7
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 :      15.4713 (criterion : 25)
N-S diameter of largest penumbra (deg) :       2.0087975 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.186047
p-Class : s
[ c-Class Determination ]
Number of spots :           1
c-Class :x
McIntosh Class : Hsx
[ Magnetic Class Determination ]
Magnetic Class : Alpha