Statistics of sunspot activity
August, 2006
Visual indices of solar activity by National Geophysical Data Center
| Date | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | Average | % |
| W | 11.00 | 13.80 | 19.75 | 0.00 | 0.00 | 0.00 | 11.00 | 11.20 | 17.80 | 22.83 | 23.60 | 23.33 | 24.83 | 32.00 | 25.71 | 28.60 | 25.17 | 27.00 | 19.50 | 14.50 | 21.00 | 15.40 | 19.86 | 23.83 | 24.00 | 23.20 | 35.60 | 36.00 | 30.50 | 21.83 | 28.00 | 20.35 | 100 |
| Wn | 0.00 | 2.20 | 5.75 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.83 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.83 | 0.00 | 0.00 | 0.37 | 1.84 |
| Ws | 11.00 | 11.60 | 14.00 | 0.00 | 0.00 | 0.00 | 11.00 | 11.20 | 17.80 | 22.83 | 23.60 | 23.33 | 24.83 | 32.00 | 25.71 | 28.60 | 25.17 | 25.17 | 19.50 | 14.50 | 21.00 | 15.40 | 19.86 | 23.83 | 24.00 | 23.20 | 35.60 | 36.00 | 28.67 | 21.83 | 28.00 | 19.98 | 98.16 |
| n | 1.00 | 1.20 | 1.75 | 0.00 | 0.00 | 0.00 | 1.00 | 1.00 | 1.40 | 1.17 | 1.20 | 1.00 | 1.00 | 1.20 | 1.00 | 1.00 | 1.00 | 1.17 | 1.00 | 1.00 | 1.86 | 1.20 | 1.14 | 1.17 | 1.17 | 1.20 | 1.20 | 1.17 | 1.33 | 1.33 | 1.60 | 1.08 | 100 |
| A | 0.67 | 0.40 | 1.25 | 0.00 | 0.00 | 0.00 | 1.00 | 0.60 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.20 | 0.00 | 0.00 | 0.00 | 0.17 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.17 | 0.00 | 0.00 | 0.14 | 13.30 |
| B | 0.00 | 0.20 | 0.25 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.60 | 0.17 | 0.20 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.05 | 4.24 |
| C | 0.00 | 0.20 | 0.25 | 0.00 | 0.00 | 0.00 | 0.00 | 0.20 | 0.40 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.75 | 0.14 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.50 | 0.33 | 0.20 | 0.10 | 8.90 |
| D | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.67 | 0.20 | 0.17 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.17 | 0.25 | 0.14 | 0.80 | 0.71 | 0.50 | 0.33 | 0.20 | 0.20 | 0.17 | 0.17 | 0.17 | 0.40 | 0.17 | 15.67 |
| E | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.33 | 0.60 | 0.50 | 0.50 | 0.40 | 0.43 | 0.20 | 0.50 | 0.17 | 0.33 | 0.00 | 0.00 | 0.00 | 0.00 | 0.17 | 0.33 | 0.00 | 0.20 | 0.50 | 0.17 | 0.00 | 0.00 | 0.17 | 15.93 |
| F | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.20 | 0.00 | 0.00 | 0.00 | 0.14 | 0.40 | 0.17 | 0.17 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.03 | 3.22 |
| G | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.33 | 0.50 | 0.60 | 0.43 | 0.40 | 0.33 | 0.67 | 0.50 | 0.00 | 0.00 | 0.40 | 0.43 | 0.50 | 0.50 | 1.00 | 0.80 | 0.50 | 0.33 | 0.00 | 0.40 | 0.28 | 25.78 |
| H | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.43 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.17 | 0.00 | 0.02 | 1.78 |
| I | 0.33 | 0.40 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.20 | 0.40 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.14 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.67 | 0.60 | 0.12 | 11.19 |
| x | 0.67 | 0.60 | 1.50 | 0.00 | 0.00 | 0.00 | 1.00 | 0.60 | 0.60 | 0.17 | 0.20 | 0.00 | 0.00 | 0.20 | 0.00 | 0.00 | 0.00 | 0.17 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.17 | 0.00 | 0.00 | 0.19 | 17.54 |
| r | 0.33 | 0.40 | 0.25 | 0.00 | 0.00 | 0.00 | 0.00 | 0.40 | 0.20 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.17 | 0.20 | 0.06 | 5.83 |
| s | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.40 | 0.17 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.25 | 0.57 | 0.60 | 0.43 | 0.17 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.08 | 7.72 |
| a | 0.00 | 0.20 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.20 | 0.50 | 0.60 | 0.33 | 0.17 | 0.20 | 0.14 | 0.20 | 0.00 | 0.17 | 0.17 | 0.00 | 0.86 | 0.40 | 0.57 | 0.83 | 0.50 | 0.20 | 0.60 | 0.83 | 1.17 | 1.00 | 1.40 | 0.36 | 33.60 |
| h | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.17 | 0.20 | 0.29 | 0.00 | 0.50 | 0.17 | 0.17 | 0.25 | 0.14 | 0.20 | 0.00 | 0.00 | 0.17 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.07 | 6.71 |
| k | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.33 | 0.40 | 0.67 | 0.67 | 0.60 | 0.57 | 0.80 | 0.50 | 0.67 | 0.67 | 0.50 | 0.29 | 0.00 | 0.14 | 0.17 | 0.50 | 1.00 | 0.60 | 0.33 | 0.00 | 0.17 | 0.00 | 0.31 | 28.60 |
| x | 1.00 | 0.80 | 1.25 | 0.00 | 0.00 | 0.00 | 1.00 | 0.80 | 0.40 | 0.00 | 0.00 | 0.00 | 0.00 | 0.20 | 0.00 | 0.00 | 0.00 | 0.17 | 0.00 | 0.00 | 1.57 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.17 | 0.83 | 0.60 | 0.28 | 26.27 |
| o | 0.00 | 0.40 | 0.50 | 0.00 | 0.00 | 0.00 | 0.00 | 0.20 | 1.00 | 0.33 | 0.40 | 0.33 | 0.50 | 0.60 | 0.43 | 0.40 | 0.33 | 0.67 | 0.50 | 1.00 | 0.29 | 1.20 | 0.86 | 1.00 | 0.67 | 1.20 | 0.80 | 0.50 | 0.67 | 0.50 | 0.60 | 0.51 | 47.45 |
| i | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.67 | 0.00 | 0.50 | 0.50 | 0.20 | 0.43 | 0.40 | 0.50 | 0.17 | 0.33 | 0.00 | 0.00 | 0.00 | 0.29 | 0.17 | 0.50 | 0.00 | 0.20 | 0.50 | 0.50 | 0.00 | 0.40 | 0.20 | 18.68 |
| c | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.17 | 0.80 | 0.17 | 0.00 | 0.20 | 0.14 | 0.20 | 0.17 | 0.17 | 0.17 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.20 | 0.17 | 0.00 | 0.00 | 0.00 | 0.08 | 7.60 |
| CV | 2.00 | 4.00 | 3.00 | 0.00 | 0.00 | 0.00 | 1.00 | 2.40 | 7.80 | 32.67 | 39.60 | 39.33 | 42.50 | 43.00 | 45.43 | 43.40 | 51.00 | 44.17 | 44.33 | 34.00 | 29.86 | 32.80 | 29.00 | 28.33 | 41.50 | 47.80 | 41.20 | 34.67 | 18.50 | 16.17 | 22.40 | 26.51 | 100 |
| CVn | 0.00 | 0.20 | 0.75 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.17 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.17 | 0.00 | 0.00 | 0.04 | 0.16 |
| CVs | 2.00 | 3.80 | 2.25 | 0.00 | 0.00 | 0.00 | 1.00 | 2.40 | 7.80 | 32.67 | 39.60 | 39.33 | 42.50 | 43.00 | 45.43 | 43.40 | 51.00 | 44.00 | 44.33 | 34.00 | 29.86 | 32.80 | 29.00 | 28.33 | 41.50 | 47.80 | 41.20 | 34.67 | 18.33 | 16.17 | 22.40 | 26.47 | 99.84 |
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