2017 Apr 19 1400 UTC
Sunspot Group Classification Results
Number of Detected Sunspot Groups :           1

Group Index :       1
Ratio of magnetic polarity (+/-) :     0.898773
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      2.96429
[ Z-Class Determination ]
Number of spots :           3
Number of spots with penumbra :           2
Longitudinal extent of this spot group (deg) :      3.47712
Z-Class : D
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      32.8325 (criterion : 50)
N-S diameter of largest penumbra (deg) :       2.0192963 (criterion : 2.5 deg)
Ratio of umbral area to spot area :    0.0800000
p-Class : s
[ c-Class Determination ]
Number of spots :           3
Area ratio (spots/group) :     0.604444
Number of spots with penumbra :           2
c-Class :i
McIntosh Class : Dsi
[ Magnetic Class Determination ]
Magnetic Class : Beta-Gamma