Statistics of sunspot activity
April, 2006
Visual indices of solar activity by author's observations
Date | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | Average | % |
W | | 57 | | | 69 | 69 | 69 | 63 | 34 | | | | 64 | 51 | | | | 0 | 0 | | 14 | | | 19 | | | 67 | 51 | | 57 | 45.60 | 100 |
Wn | | 0 | | | 0 | 0 | 0 | 0 | 0 | | | | 0 | 0 | | | | 0 | 0 | | 0 | | | 0 | | | 0 | 0 | | 12 | 0.80 | 1.75 |
Ws | | 57 | | | 69 | 69 | 69 | 63 | 34 | | | | 64 | 51 | | | | 0 | 0 | | 14 | | | 19 | | | 67 | 51 | | 45 | 44.80 | 98.25 |
n | | 3 | | | 4 | 4 | 4 | 4 | 2 | | | | 5 | 4 | | | | 0 | 0 | | 1 | | | 1 | | | 3 | 2 | | 3 | 2.67 | 100 |
A | | 0 | | | 0 | 0 | 0 | 0 | 0 | | | | 0 | 0 | | | | 0 | 0 | | 0 | | | 0 | | | 0 | 0 | | 0 | 0.00 | 0.00 |
B | | 0 | | | 0 | 0 | 0 | 0 | 0 | | | | 1 | 1 | | | | 0 | 0 | | 0 | | | 0 | | | 0 | 0 | | 0 | 0.13 | 5.00 |
C | | 0 | | | 0 | 1 | 1 | 1 | 0 | | | | 1 | 2 | | | | 0 | 0 | | 0 | | | 0 | | | 1 | 0 | | 0 | 0.47 | 17.50 |
D | | 1 | | | 3 | 3 | 3 | 3 | 1 | | | | 0 | 0 | | | | 0 | 0 | | 1 | | | 1 | | | 2 | 2 | | 1 | 1.40 | 52.50 |
E | | 1 | | | 0 | 0 | 0 | 0 | 0 | | | | 1 | 0 | | | | 0 | 0 | | 0 | | | 0 | | | 0 | 0 | | 0 | 0.13 | 5.00 |
F | | 0 | | | 0 | 0 | 0 | 0 | 0 | | | | 0 | 0 | | | | 0 | 0 | | 0 | | | 0 | | | 0 | 0 | | 0 | 0.00 | 0.00 |
G | | 0 | | | 0 | 0 | 0 | 0 | 0 | | | | 0 | 0 | | | | 0 | 0 | | 0 | | | 0 | | | 0 | 0 | | 1 | 0.07 | 2.50 |
H | | 1 | | | 1 | 0 | 0 | 0 | 0 | | | | 1 | 0 | | | | 0 | 0 | | 0 | | | 0 | | | 0 | 0 | | 0 | 0.20 | 7.50 |
I | | 0 | | | 0 | 0 | 0 | 0 | 1 | | | | 1 | 1 | | | | 0 | 0 | | 0 | | | 0 | | | 0 | 0 | | 1 | 0.27 | 10.00 |
x | | 0 | | | 0 | 0 | 0 | 0 | 0 | | | | 1 | 1 | | | | 0 | 0 | | 0 | | | 0 | | | 0 | 0 | | 0 | 0.13 | 5.00 |
r | | 1 | | | 0 | 1 | 0 | 0 | 0 | | | | 0 | 0 | | | | 0 | 0 | | 0 | | | 0 | | | 1 | 0 | | 0 | 0.20 | 7.50 |
s | | 0 | | | 1 | 1 | 1 | 1 | 1 | | | | 3 | 2 | | | | 0 | 0 | | 1 | | | 0 | | | 0 | 0 | | 0 | 0.73 | 27.50 |
a | | 1 | | | 2 | 1 | 2 | 2 | 1 | | | | 1 | 1 | | | | 0 | 0 | | 0 | | | 0 | | | 1 | 1 | | 3 | 1.07 | 40.00 |
h | | 0 | | | 0 | 0 | 0 | 0 | 0 | | | | 0 | 0 | | | | 0 | 0 | | 0 | | | 0 | | | 0 | 0 | | 0 | 0.00 | 0.00 |
k | | 1 | | | 1 | 1 | 1 | 1 | 0 | | | | 0 | 0 | | | | 0 | 0 | | 0 | | | 1 | | | 1 | 1 | | 0 | 0.53 | 20.00 |
x | | 1 | | | 1 | 0 | 0 | 0 | 1 | | | | 2 | 1 | | | | 0 | 0 | | 0 | | | 0 | | | 0 | 0 | | 1 | 0.47 | 17.50 |
o | | 1 | | | 2 | 3 | 2 | 4 | 0 | | | | 2 | 3 | | | | 0 | 0 | | 1 | | | 0 | | | 1 | 1 | | 1 | 1.40 | 52.50 |
i | | 1 | | | 1 | 1 | 2 | 0 | 1 | | | | 1 | 0 | | | | 0 | 0 | | 0 | | | 1 | | | 2 | 1 | | 1 | 0.80 | 30.00 |
c | | 0 | | | 0 | 0 | 0 | 0 | 0 | | | | 0 | 0 | | | | 0 | 0 | | 0 | | | 0 | | | 0 | 0 | | 0 | 0.00 | 0.00 |
CV | | 67 | | | 97 | 98 | 107 | 101 | 32 | | | | 56 | 31 | | | | 0 | 0 | | 25 | | | 46 | | | 73 | 65 | | 49 | 56.47 | 100 |
CVn | | 0 | | | 0 | 0 | 0 | 0 | 0 | | | | 0 | 0 | | | | 0 | 0 | | 0 | | | 0 | | | 0 | 0 | | 7 | 0.47 | 0.83 |
CVs | | 67 | | | 97 | 98 | 107 | 101 | 32 | | | | 56 | 31 | | | | 0 | 0 | | 25 | | | 46 | | | 73 | 65 | | 42 | 56.00 | 99.17 |
gr | | 3 | | | 4 | 4 | 4 | 4 | 1 | | | | 3 | 3 | | | | 0 | 0 | | 1 | | | 1 | | | 3 | 2 | | 3 | 2.40 | 90.00 |
grfp | | 14 | | | 18 | 20 | 23 | 17 | 6 | | | | 4 | 4 | | | | 0 | 0 | | 2 | | | 6 | | | 20 | 16 | | 16 | 11.07 | 59.29 |
grf | | 13 | | | 11 | 9 | 6 | 6 | 7 | | | | 8 | 6 | | | | 0 | 0 | | 2 | | | 3 | | | 17 | 15 | | 11 | 7.60 | 40.71 |
efp | | 0 | | | 0 | 0 | 0 | 0 | 1 | | | | 2 | 1 | | | | 0 | 0 | | 0 | | | 0 | | | 0 | 0 | | 0 | 0.27 | 10.00 |
ef | | 0 | | | 0 | 0 | 0 | 0 | 0 | | | | 0 | 0 | | | | 0 | 0 | | 0 | | | 0 | | | 0 | 0 | | 0 | 0.00 | 0.00 |
Cond | | 1 | | | 2 | 4 | 4 | 3 | 3 | | | | 2 | 2 | | | | 2 | 1 | | 1 | | | 2 | | | 2 | 3 | | 3 | 2.33 | 53.33 |
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