2017 Apr 23 1800 UTC
Sunspot Group Classification Results
Number of Detected Sunspot Groups :           3

Group Index :       1
Ratio of magnetic polarity (+/-) :    0.0718391
[ Z-Class Determination ]
Number of spots :           3
Number of spots with penumbra :           2
Longitudinal extent of this spot group (deg) :      4.91576
Z-Class : D
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      24.1142 (criterion : 25)
N-S diameter of largest penumbra (deg) :       1.6484935 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.154839
p-Class : s
[ c-Class Determination ]
Number of spots :           3
Area ratio (spots/group) :     0.486998
Number of spots with penumbra :           2
c-Class :i
McIntosh Class : Dsi
[ Magnetic Class Determination ]
Magnetic Class : Alpha

Group Index :       2
Ratio of magnetic polarity (+/-) :      6.18750
[ 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) :    0.0540541
Number of spots with penumbra :           0
c-Class :o
McIntosh Class : Bxo
[ Magnetic Class Determination ]
Magnetic Class : Alpha

Group Index :       3
Ratio of magnetic polarity (+/-) :      4.13559
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.18182
[ Z-Class Determination ]
Number of spots :           2
Number of spots with penumbra :           2
Longitudinal extent of this spot group (deg) :      2.74486
Z-Class : D
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      28.4184 (criterion : 50)
N-S diameter of largest penumbra (deg) :       1.6007167 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.139535
p-Class : s
[ c-Class Determination ]
Number of spots :           2
Area ratio (spots/group) :     0.810606
Number of spots with penumbra :           2
c-Class :i
McIntosh Class : Dsi
[ Magnetic Class Determination ]
Magnetic Class : Beta