2020 Oct 19 1900 UTC
Sunspot Group Classification Results
Number of Detected Sunspot Groups :           1

Group Index :       1
Ratio of magnetic polarity (+/-) :     0.255072
More than one magnetic neutral line is found
Number of Significant Neutral Lines :           1
Roughness of the longest magnetic neutral line :      1.27500
[ Z-Class Determination ]
Number of spots :           2
Number of spots with penumbra :           2
Longitudinal extent of this spot group (deg) :      2.42854
Z-Class : D
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      17.7639 (criterion : 25)
N-S diameter of largest penumbra (deg) :       1.6608978 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.160839
p-Class : s
[ c-Class Determination ]
Number of spots :           2
Area ratio (spots/group) :     0.847458
Number of spots with penumbra :           2
c-Class :i
McIntosh Class : Dsi
[ Magnetic Class Determination ]
Magnetic Class : Beta