Statistics of sunspot activity
August, 2007
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 | 0.00 | 0.00 | 11.00 | 11.00 | 11.14 | 12.83 | 12.60 | 17.00 | 13.67 | 13.40 | 12.00 | 11.20 | 12.25 | 14.00 | 11.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 11.25 | 11.80 | 12.80 | 12.83 | 12.83 | 13.00 | 11.60 | 13.20 | 12.33 | 14.50 | 22.60 | 10.06 | 100 |
| Wn | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 3.57 | 0.00 | 0.00 | 0.00 | 6.80 | 12.25 | 14.00 | 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 | 1.18 | 11.74 |
| Ws | 0.00 | 0.00 | 11.00 | 11.00 | 11.14 | 12.83 | 12.60 | 13.43 | 13.67 | 13.40 | 12.00 | 4.40 | 0.00 | 0.00 | 11.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 11.25 | 11.80 | 12.80 | 12.83 | 12.83 | 13.00 | 11.60 | 13.20 | 12.33 | 14.50 | 22.60 | 8.88 | 88.26 |
| n | 0.00 | 0.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.29 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.17 | 1.80 | 0.81 | 100 |
| A | 0.00 | 0.00 | 0.00 | 0.50 | 0.71 | 0.17 | 0.20 | 0.29 | 0.00 | 0.00 | 0.00 | 0.60 | 0.50 | 0.00 | 1.00 | 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 | 0.60 | 0.15 | 18.08 |
| B | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.14 | 0.50 | 0.60 | 0.50 | 0.20 | 0.25 | 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 | 0.07 | 8.68 |
| C | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.17 | 0.40 | 0.29 | 0.33 | 0.40 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.20 | 0.17 | 0.33 | 0.33 | 0.20 | 0.60 | 0.33 | 0.17 | 0.60 | 0.15 | 17.90 |
| D | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.17 | 0.00 | 0.43 | 0.17 | 0.00 | 0.00 | 0.00 | 0.25 | 1.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.25 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.33 | 0.40 | 0.10 | 11.86 |
| E | 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 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| F | 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 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| G | 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 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| 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 | 0.25 | 0.40 | 0.00 | 0.00 | 0.00 | 0.17 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.03 | 3.23 |
| I | 0.00 | 0.00 | 1.00 | 0.50 | 0.29 | 0.50 | 0.40 | 0.14 | 0.00 | 0.00 | 0.50 | 0.20 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.50 | 0.60 | 0.80 | 0.83 | 0.67 | 0.50 | 0.80 | 0.40 | 0.67 | 0.67 | 0.20 | 0.33 | 40.24 |
| x | 0.00 | 0.00 | 0.00 | 0.50 | 0.71 | 0.17 | 0.20 | 0.43 | 0.50 | 0.60 | 0.50 | 0.80 | 0.75 | 0.00 | 1.00 | 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 | 0.60 | 0.22 | 26.77 |
| r | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.33 | 0.00 | 0.29 | 0.00 | 0.40 | 0.25 | 0.00 | 0.00 | 1.00 | 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 | 0.40 | 0.09 | 10.57 |
| s | 0.00 | 0.00 | 1.00 | 0.50 | 0.29 | 0.33 | 0.60 | 0.43 | 0.17 | 0.00 | 0.25 | 0.20 | 0.25 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.25 | 0.20 | 0.20 | 0.17 | 0.33 | 0.33 | 0.40 | 0.40 | 0.33 | 0.67 | 0.40 | 0.25 | 30.48 |
| a | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.17 | 0.20 | 0.14 | 0.33 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.50 | 0.40 | 0.60 | 0.67 | 0.50 | 0.50 | 0.60 | 0.40 | 0.50 | 0.33 | 0.40 | 0.20 | 24.72 |
| 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 | 0.25 | 0.20 | 0.00 | 0.00 | 0.00 | 0.17 | 0.00 | 0.20 | 0.17 | 0.17 | 0.00 | 0.04 | 4.55 |
| k | 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 | 0.00 | 0.20 | 0.20 | 0.17 | 0.17 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.02 | 2.90 |
| x | 0.00 | 0.00 | 1.00 | 1.00 | 1.00 | 0.67 | 0.60 | 0.43 | 0.00 | 0.00 | 0.50 | 0.80 | 0.50 | 0.00 | 1.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.75 | 1.00 | 0.80 | 0.83 | 0.67 | 0.67 | 0.80 | 0.40 | 0.67 | 0.67 | 0.80 | 0.50 | 61.56 |
| o | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.17 | 0.40 | 0.86 | 1.00 | 1.00 | 0.50 | 0.20 | 0.50 | 1.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.25 | 0.00 | 0.20 | 0.17 | 0.33 | 0.33 | 0.20 | 0.60 | 0.33 | 0.50 | 0.80 | 0.30 | 36.99 |
| i | 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 | 0.00 | 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 | 0.20 | 0.01 | 1.45 |
| c | 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 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| CV | 0.00 | 0.00 | 10.00 | 5.50 | 3.57 | 8.33 | 8.00 | 12.86 | 7.83 | 3.20 | 4.50 | 3.00 | 7.25 | 13.00 | 1.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 19.00 | 20.20 | 13.80 | 12.67 | 13.33 | 13.83 | 8.40 | 15.40 | 13.83 | 19.83 | 15.20 | 8.18 | 100 |
| CVn | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 2.00 | 0.00 | 0.00 | 0.00 | 2.60 | 7.25 | 13.00 | 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 | 0.80 | 9.80 |
| CVs | 0.00 | 0.00 | 10.00 | 5.50 | 3.57 | 8.33 | 8.00 | 10.86 | 7.83 | 3.20 | 4.50 | 0.40 | 0.00 | 0.00 | 1.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 19.00 | 20.20 | 13.80 | 12.67 | 13.33 | 13.83 | 8.40 | 15.40 | 13.83 | 19.83 | 15.20 | 7.38 | 90.20 |
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