2020 Dec 28 1800 UTC
Sunspot Group Classification Results
Number of Detected Sunspot Groups :           2

Group Index :       1
Ratio of magnetic polarity (+/-) :     0.184270
[ Z-Class Determination ]
Number of spots :           1
Number of spots with penumbra :           1
Z-Class : H
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      17.2458 (criterion : 25)
N-S diameter of largest penumbra (deg) :       2.5832533 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.177285
p-Class : h
[ c-Class Determination ]
Number of spots :           1
c-Class :x
McIntosh Class : Hhx
[ Magnetic Class Determination ]
Magnetic Class : Alpha

Group Index :       2
Ratio of magnetic polarity (+/-) :     0.939781
More than one magnetic neutral line is found
Number of Significant Neutral Lines :           1
Roughness of the longest magnetic neutral line :      1.37209
[ Z-Class Determination ]
Number of spots :           2
Number of spots with penumbra :           2
Longitudinal extent of this spot group (deg) :      9.38535
Z-Class : D
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      36.1574 (criterion : 25)
N-S diameter of largest penumbra (deg) :       1.9651340 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.102151
p-Class : a
[ c-Class Determination ]
Number of spots :           2
Area ratio (spots/group) :     0.819936
Number of spots with penumbra :           2
c-Class :i
McIntosh Class : Dai
[ Magnetic Class Determination ]
Magnetic Class : Beta