2017 Aug 19 0000 UTC
Sunspot Group Classification Results
Number of Detected Sunspot Groups :           1

Group Index :       1
Ratio of magnetic polarity (+/-) :     0.974199
More than one magnetic neutral line is found
Number of Significant Neutral Lines :           1
Roughness of the longest magnetic neutral line :      3.57333
[ Z-Class Determination ]
Number of spots :          13
Number of spots with penumbra :           6
Longitudinal extent of this spot group (deg) :      18.8286
Z-Class : F
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      18.1985 (criterion : 25)
N-S diameter of largest penumbra (deg) :       2.4601421 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.190283
p-Class : s
[ c-Class Determination ]
Number of spots :          13
Area ratio (spots/group) :     0.327833
Number of spots with penumbra :           6
c-Class :o
McIntosh Class : Fso
[ Magnetic Class Determination ]
Magnetic Class : Beta-Gamma