2017 Apr 21 2300 UTC
Sunspot Group Classification Results
Number of Detected Sunspot Groups :           2

Group Index :       1
Ratio of magnetic polarity (+/-) :     0.220949
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.65517
[ Z-Class Determination ]
Number of spots :           2
Number of spots with penumbra :           2
Longitudinal extent of this spot group (deg) :      4.26157
Z-Class : D
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      22.2796 (criterion : 25)
N-S diameter of largest penumbra (deg) :       1.9279616 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.140940
p-Class : s
[ c-Class Determination ]
Number of spots :           2
Area ratio (spots/group) :     0.626437
Number of spots with penumbra :           2
c-Class :i
McIntosh Class : Dsi
[ Magnetic Class Determination ]
Magnetic Class : Beta

Group Index :       2
Ratio of magnetic polarity (+/-) :     0.719626
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.08333
[ Z-Class Determination ]
Number of spots :           1
Number of spots with penumbra :           1
Z-Class : H
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      45.6326 (criterion : 50)
N-S diameter of largest penumbra (deg) :       1.9400377 (criterion : 2.5 deg)
Ratio of umbral area to spot area :    0.0847458
p-Class : s
[ c-Class Determination ]
Number of spots :           1
c-Class :x
McIntosh Class : Hsx
[ Magnetic Class Determination ]
Magnetic Class : Alpha