2017 Aug 21 1500 UTC
Sunspot Group Classification Results
Number of Detected Sunspot Groups :           3

Group Index :       1
Ratio of magnetic polarity (+/-) :     0.972242
More than one magnetic neutral line is found
Number of Significant Neutral Lines :           4
[ Z-Class Determination ]
Number of spots :           9
Number of spots with penumbra :           6
Longitudinal extent of this spot group (deg) :      21.6495
Z-Class : F
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      23.4429 (criterion : 25)
N-S diameter of largest penumbra (deg) :       2.3309248 (criterion : 2.5 deg)
Ratio of umbral area to spot area :    0.0937500
p-Class : s
[ c-Class Determination ]
Number of spots :           9
Area ratio (spots/group) :     0.354902
Number of spots with penumbra :           6
c-Class :o
McIntosh Class : Fso
[ Magnetic Class Determination ]
Magnetic Class : Beta-Gamma

Group Index :       2
Ratio of magnetic polarity (+/-) :     0.666667
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.16667
[ 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 (+/-) :      2.93627
More than one magnetic neutral line is found
Number of Significant Neutral Lines :           2
[ Z-Class Determination ]
Number of spots :           3
Number of spots with penumbra :           1
Z-Class : C
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      55.7260 (criterion : 25)
N-S diameter of largest penumbra (deg) :       3.0520130 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.159574
p-Class : k
[ c-Class Determination ]
Number of spots :           3
Area ratio (spots/group) :     0.692064
Number of spots with penumbra :           1
c-Class :i
McIntosh Class : Cki
[ Magnetic Class Determination ]
Magnetic Class : Beta-Gamma