2025 Apr 03 2000 UTC
Sunspot Group Classification Results
Number of Detected Sunspot Groups :           8

Group Index :       1
Ratio of magnetic polarity (+/-) :      3.19186
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      2.52778
[ Z-Class Determination ]
Number of spots :           4
Number of spots with penumbra :           0
Z-Class : B
[ p-Class Determination ]
p-Class : x
[ c-Class Determination ]
Number of spots :           4
Area ratio (spots/group) :     0.305263
Number of spots with penumbra :           0
c-Class :o
McIntosh Class : Bxo
[ Magnetic Class Determination ]
Magnetic Class : Beta-Gamma

Group Index :       2
Ratio of magnetic polarity (+/-) :     0.848659
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      3.07143
[ Z-Class Determination ]
Number of spots :           3
Number of spots with penumbra :           2
Longitudinal extent of this spot group (deg) :      8.00922
Z-Class : D
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      35.3419 (criterion : 25)
N-S diameter of largest penumbra (deg) :       2.1765112 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.144737
p-Class : a
[ c-Class Determination ]
Number of spots :           3
Area ratio (spots/group) :     0.547569
Number of spots with penumbra :           2
c-Class :i
McIntosh Class : Dai
[ Magnetic Class Determination ]
Magnetic Class : Beta-Gamma

Group Index :       3
Ratio of magnetic polarity (+/-) :    0.0301205
[ Z-Class Determination ]
Number of spots :           1
Number of spots with penumbra :           0
Z-Class : A
[ p-Class Determination ]
p-Class : x
[ c-Class Determination ]
Number of spots :           1
c-Class :x
McIntosh Class : Axx
[ Magnetic Class Determination ]
Magnetic Class : Alpha

Group Index :       4
Ratio of magnetic polarity (+/-) :     0.142544
[ Z-Class Determination ]
Number of spots :           3
Number of spots with penumbra :           2
Z-Class : C
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      58.7018 (criterion : 50)
N-S diameter of largest penumbra (deg) :      0.73489364 (criterion : 2.5 deg)
Ratio of umbral area to spot area :      0.00000
p-Class : a
[ c-Class Determination ]
Number of spots :           3
Area ratio (spots/group) :     0.278146
Number of spots with penumbra :           2
c-Class :o
McIntosh Class : Cao
[ Magnetic Class Determination ]
Magnetic Class : Alpha

Group Index :       5
Ratio of magnetic polarity (+/-) :     0.884892
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.37143
[ Z-Class Determination ]
Number of spots :           3
Number of spots with penumbra :           2
Longitudinal extent of this spot group (deg) :      3.84017
Z-Class : D
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      40.2651 (criterion : 50)
N-S diameter of largest penumbra (deg) :      0.44063271 (criterion : 2.5 deg)
Ratio of umbral area to spot area :    0.0769231
p-Class : s
[ c-Class Determination ]
Number of spots :           3
Area ratio (spots/group) :     0.459016
Number of spots with penumbra :           2
c-Class :i
McIntosh Class : Dsi
[ Magnetic Class Determination ]
Magnetic Class : Beta

Group Index :       6
Ratio of magnetic polarity (+/-) :     0.969620
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      2.35897
[ Z-Class Determination ]
Number of spots :           5
Number of spots with penumbra :           1
Z-Class : C
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      30.5419 (criterion : 50)
N-S diameter of largest penumbra (deg) :       1.1905385 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.112903
p-Class : s
[ c-Class Determination ]
Number of spots :           5
Area ratio (spots/group) :     0.294964
Number of spots with penumbra :           1
c-Class :o
McIntosh Class : Cso
[ Magnetic Class Determination ]
Magnetic Class : Beta-Gamma

Group Index :       7
Ratio of magnetic polarity (+/-) :      1.80319
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      2.07843
[ Z-Class Determination ]
Number of spots :           2
Number of spots with penumbra :           1
Z-Class : C
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      13.3121 (criterion : 25)
N-S diameter of largest penumbra (deg) :       2.9678951 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.211538
p-Class : h
[ c-Class Determination ]
Number of spots :           2
Area ratio (spots/group) :     0.827112
Number of spots with penumbra :           1
c-Class :i
McIntosh Class : Chi
[ Magnetic Class Determination ]
Magnetic Class : Beta-Gamma

Group Index :       8
Ratio of magnetic polarity (+/-) :      1.13258
More than one magnetic neutral line is found
Number of Significant Neutral Lines :           3
[ Z-Class Determination ]
Number of spots :          16
Number of spots with penumbra :           7
Longitudinal extent of this spot group (deg) :      17.5616
Z-Class : F
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      55.4328 (criterion : 25)
N-S diameter of largest penumbra (deg) :       2.6953458 (criterion : 2.5 deg)
Ratio of umbral area to spot area :    0.0845588
p-Class : k
[ c-Class Determination ]
Number of spots :          16
Area ratio (spots/group) :     0.326483
Number of spots with penumbra :           7
c-Class :o
McIntosh Class : Fko
[ Magnetic Class Determination ]
Magnetic Class : Beta-Gamma