Statistics of sunspot activity
April, 1995
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 | 19 | 0 |   |   |   |   | 0 | 0 |   | 0 | 16 |   | 46 | 49 | 81 | 78 | 87 | 72 | 46 | 37 | 15 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 23.21 | 100 |
Wn | 0 | 0 |   |   |   |   | 0 | 0 |   | 0 | 0 |   | 12 | 16 | 30 | 24 | 32 | 35 | 18 | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.46 | 32.14 |
Ws | 19 | 0 |   |   |   |   | 0 | 0 |   | 0 | 16 |   | 34 | 33 | 51 | 54 | 55 | 37 | 28 | 25 | 15 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 15.75 | 67.86 |
n | 1 | 0 |   |   |   |   | 0 | 0 |   | 0 | 1 |   | 2 | 2 | 2 | 2 | 2 | 3 | 2 | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.88 | 100 |
A | 0 | 0 |   |   |   |   | 0 | 0 |   | 0 | 0 |   | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.04 | 4.76 |
B | 0 | 0 |   |   |   |   | 0 | 0 |   | 0 | 0 |   | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.08 | 9.52 |
C | 0 | 0 |   |   |   |   | 0 | 0 |   | 0 | 0 |   | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.04 | 4.76 |
D | 1 | 0 |   |   |   |   | 0 | 0 |   | 0 | 1 |   | 0 | 1 | 1 | 1 | 1 | 1 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.38 | 42.86 |
E | 0 | 0 |   |   |   |   | 0 | 0 |   | 0 | 0 |   | 1 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.17 | 19.05 |
F | 0 | 0 |   |   |   |   | 0 | 0 |   | 0 | 0 |   | 0 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.17 | 19.05 |
G | 0 | 0 |   |   |   |   | 0 | 0 |   | 0 | 0 |   | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0.00 |
H | 0 | 0 |   |   |   |   | 0 | 0 |   | 0 | 0 |   | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0.00 |
I | 0 | 0 |   |   |   |   | 0 | 0 |   | 0 | 0 |   | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0.00 |
x | 0 | 0 |   |   |   |   | 0 | 0 |   | 0 | 0 |   | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.13 | 14.29 |
r | 0 | 0 |   |   |   |   | 0 | 0 |   | 0 | 0 |   | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.04 | 4.76 |
s | 0 | 0 |   |   |   |   | 0 | 0 |   | 0 | 0 |   | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0.00 |
a | 0 | 0 |   |   |   |   | 0 | 0 |   | 0 | 1 |   | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.50 | 57.14 |
h | 0 | 0 |   |   |   |   | 0 | 0 |   | 0 | 0 |   | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0.00 |
k | 1 | 0 |   |   |   |   | 0 | 0 |   | 0 | 0 |   | 0 | 0 | 1 | 1 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.21 | 23.81 |
x | 0 | 0 |   |   |   |   | 0 | 0 |   | 0 | 0 |   | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.04 | 4.76 |
o | 0 | 0 |   |   |   |   | 0 | 0 |   | 0 | 0 |   | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | 28.57 |
i | 0 | 0 |   |   |   |   | 0 | 0 |   | 0 | 1 |   | 1 | 0 | 0 | 0 | 1 | 2 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.29 | 33.33 |
c | 1 | 0 |   |   |   |   | 0 | 0 |   | 0 | 0 |   | 0 | 1 | 1 | 1 | 1 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.29 | 33.33 |
CV | 55 | 0 |   |   |   |   | 0 | 0 |   | 0 | 22 |   | 25 | 46 | 76 | 76 | 79 | 46 | 41 | 21 | 55 | 23 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 23.54 | 100 |
CVn | 0 | 0 |   |   |   |   | 0 | 0 |   | 0 | 0 |   | 2 | 13 | 19 | 19 | 22 | 23 | 9 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.54 | 19.29 |
CVs | 55 | 0 |   |   |   |   | 0 | 0 |   | 0 | 22 |   | 23 | 33 | 57 | 57 | 57 | 23 | 32 | 19 | 55 | 23 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 19.00 | 80.71 |
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