2025 Jul 13 1900 UTC
Sunspot Group Classification Results
Number of Detected Sunspot Groups :           7

Group Index :       1
Ratio of magnetic polarity (+/-) :      6.77419
[ 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 :       2
Ratio of magnetic polarity (+/-) :      2.98276
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      1.26316
[ Z-Class Determination ]
Number of spots :           2
Number of spots with penumbra :           1
Z-Class : C
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      21.0208 (criterion : 25)
N-S diameter of largest penumbra (deg) :       2.3213336 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.196203
p-Class : s
[ c-Class Determination ]
Number of spots :           2
Area ratio (spots/group) :     0.836538
Number of spots with penumbra :           1
c-Class :i
McIntosh Class : Csi
[ Magnetic Class Determination ]
Magnetic Class : Beta

Group Index :       3
Ratio of magnetic polarity (+/-) :    0.0900901
[ Z-Class Determination ]
Number of spots :           5
Number of spots with penumbra :           2
Z-Class : C
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      26.5270 (criterion : 50)
N-S diameter of largest penumbra (deg) :       1.4032046 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.155844
p-Class : s
[ c-Class Determination ]
Number of spots :           5
Area ratio (spots/group) :     0.601156
Number of spots with penumbra :           2
c-Class :i
McIntosh Class : Csi
[ Magnetic Class Determination ]
Magnetic Class : Alpha

Group Index :       4
Ratio of magnetic polarity (+/-) :    0.0566038
[ Z-Class Determination ]
Number of spots :           1
Number of spots with penumbra :           1
Z-Class : H
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      17.2264 (criterion : 25)
N-S diameter of largest penumbra (deg) :       1.6343056 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.131034
p-Class : s
[ c-Class Determination ]
Number of spots :           1
c-Class :x
McIntosh Class : Hsx
[ Magnetic Class Determination ]
Magnetic Class : Alpha

Group Index :       5
Ratio of magnetic polarity (+/-) :      2.23487
Only one magnetic neutral line is found
Roughness of the only magnetic neutral line :      2.55172
[ Z-Class Determination ]
Number of spots :           8
Number of spots with penumbra :           3
Z-Class : C
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      43.5354 (criterion : 25)
N-S diameter of largest penumbra (deg) :       1.5469266 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.156522
p-Class : a
[ c-Class Determination ]
Number of spots :           8
Area ratio (spots/group) :     0.297297
Number of spots with penumbra :           3
c-Class :o
McIntosh Class : Cao
[ Magnetic Class Determination ]
Magnetic Class : Beta-Gamma

Group Index :       6
Ratio of magnetic polarity (+/-) :     0.185504
[ Z-Class Determination ]
Number of spots :           2
Number of spots with penumbra :           1
Z-Class : C
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      32.8043 (criterion : 25)
N-S diameter of largest penumbra (deg) :       3.3346815 (criterion : 2.5 deg)
Ratio of umbral area to spot area :     0.137450
p-Class : k
[ c-Class Determination ]
Number of spots :           2
Area ratio (spots/group) :     0.782946
Number of spots with penumbra :           1
c-Class :i
McIntosh Class : Cki
[ Magnetic Class Determination ]
Magnetic Class : Alpha

Group Index :       7
Ratio of magnetic polarity (+/-) :      1.08000
More than one magnetic neutral line is found
Number of Significant Neutral Lines :           2
[ Z-Class Determination ]
Number of spots :           4
Number of spots with penumbra :           2
Z-Class : C
[ p-Class Determination ]
Asymmetry factor of penumbral shape :      40.1384 (criterion : 50)
N-S diameter of largest penumbra (deg) :      0.95828021 (criterion : 2.5 deg)
Ratio of umbral area to spot area :    0.0666667
p-Class : s
[ c-Class Determination ]
Number of spots :           4
Area ratio (spots/group) :     0.334152
Number of spots with penumbra :           2
c-Class :o
McIntosh Class : Cso
[ Magnetic Class Determination ]
Magnetic Class : Beta-Gamma