2021 Apr 20 0700 UTC
Sunspot Group Classification Results
Number of Detected Sunspot Groups :           3

Group Index :       1
Ratio of magnetic polarity (+/-) :      1.78400
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.72222
[ Z-Class Determination ]
Number of spots :           4
Number of spots with penumbra :           3
Longitudinal extent of this spot group (deg) :      9.34003
Z-Class : D
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      57.1041 (criterion : 50)
N-S diameter of largest penumbra (deg) :      0.90449412 (criterion : 2.5 deg)
Ratio of umbral area to spot area :    0.0833333
p-Class : a
[ c-Class Determination ]
Number of spots :           4
Area ratio (spots/group) :     0.111570
Number of spots with penumbra :           3
c-Class :o
McIntosh Class : Dao
[ Magnetic Class Determination ]
Magnetic Class : Beta

Group Index :       2
Ratio of magnetic polarity (+/-) :      1.42482
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.88889
[ Z-Class Determination ]
Number of spots :           4
Number of spots with penumbra :           4
Longitudinal extent of this spot group (deg) :      8.24813
Z-Class : D
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      41.1984 (criterion : 50)
N-S diameter of largest penumbra (deg) :       1.7205798 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.100000
p-Class : s
[ c-Class Determination ]
Number of spots :           4
Area ratio (spots/group) :     0.455285
Number of spots with penumbra :           4
c-Class :c
McIntosh Class : Dsc
[ Magnetic Class Determination ]
Magnetic Class : Beta

Group Index :       3
Ratio of magnetic polarity (+/-) :      1.68750
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.14286
[ Z-Class Determination ]
Number of spots :           1
Number of spots with penumbra :           1
Z-Class : H
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      59.2425 (criterion : 50)
N-S diameter of largest penumbra (deg) :       1.2321483 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.176471
p-Class : a
[ c-Class Determination ]
Number of spots :           1
c-Class :x
McIntosh Class : Hax
[ Magnetic Class Determination ]
Magnetic Class : Alpha