2017 May 25 1000 UTC
Sunspot Group Classification Results
Number of Detected Sunspot Groups :           1

Group Index :       1
Ratio of magnetic polarity (+/-) :     0.957516
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.40426
[ Z-Class Determination ]
Number of spots :           4
Number of spots with penumbra :           3
Longitudinal extent of this spot group (deg) :      6.68576
Z-Class : D
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      62.8860 (criterion : 50)
N-S diameter of largest penumbra (deg) :       1.2737044 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.106061
p-Class : a
[ c-Class Determination ]
Number of spots :           4
Area ratio (spots/group) :     0.466063
Number of spots with penumbra :           3
c-Class :c
McIntosh Class : Dac
[ Magnetic Class Determination ]
Magnetic Class : Beta