2021 Apr 22 1400 UTC
Sunspot Group Classification Results
Number of Detected Sunspot Groups :           3

Group Index :       1
Ratio of magnetic polarity (+/-) :     0.175403
[ Z-Class Determination ]
Number of spots :           6
Number of spots with penumbra :           0
Z-Class : B
[ p-Class Determination ]
p-Class : x
[ c-Class Determination ]
Number of spots :           6
Area ratio (spots/group) :     0.152047
Number of spots with penumbra :           0
c-Class :o
McIntosh Class : Bxo
[ Magnetic Class Determination ]
Magnetic Class : Alpha

Group Index :       2
Ratio of magnetic polarity (+/-) :      23.3333
[ Z-Class Determination ]
Number of spots :           1
Number of spots with penumbra :           1
Z-Class : H
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      31.3299 (criterion : 50)
N-S diameter of largest penumbra (deg) :       1.3171529 (criterion : 2.5 deg)
Ratio of umbral area to spot area :    0.0869565
p-Class : s
[ c-Class Determination ]
Number of spots :           1
c-Class :x
McIntosh Class : Hsx
[ Magnetic Class Determination ]
Magnetic Class : Alpha

Group Index :       3
Ratio of magnetic polarity (+/-) :     0.496241
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.29032
[ Z-Class Determination ]
Number of spots :           1
Number of spots with penumbra :           1
Z-Class : H
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      21.1532 (criterion : 50)
N-S diameter of largest penumbra (deg) :       1.2774809 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.150685
p-Class : s
[ c-Class Determination ]
Number of spots :           1
c-Class :x
McIntosh Class : Hsx
[ Magnetic Class Determination ]
Magnetic Class : Alpha