Statistics of sunspot activity
October, 2005
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 | 13.67 | 11.00 | 14.00 | 25.80 | 24.80 | 22.75 | 26.00 | 23.50 | 16.50 | 20.75 | 25.00 | 24.50 | 11.00 | 11.00 | 11.00 | 11.25 | 13.80 | 11.40 | 25.60 | 15.20 | 13.00 | 12.00 | 15.00 | 0.00 | 0.00 | 11.00 | 0.00 | 0.00 | 11.00 | 12.75 | 26.75 | 14.84 | 100 |
| Wn | 10.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 3.00 | 0.00 | 11.00 | 11.00 | 11.25 | 11.60 | 11.40 | 15.80 | 15.20 | 13.00 | 12.00 | 15.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 4.52 | 30.49 |
| Ws | 3.67 | 11.00 | 14.00 | 25.80 | 24.80 | 22.75 | 26.00 | 23.50 | 16.50 | 20.75 | 25.00 | 21.50 | 11.00 | 0.00 | 0.00 | 0.00 | 2.20 | 0.00 | 9.80 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 11.00 | 0.00 | 0.00 | 11.00 | 12.75 | 26.75 | 10.32 | 69.51 |
| n | 1.00 | 1.00 | 1.00 | 1.60 | 1.00 | 1.00 | 1.25 | 1.25 | 1.00 | 1.50 | 2.00 | 2.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.20 | 1.00 | 2.00 | 1.00 | 1.00 | 1.00 | 1.33 | 0.00 | 0.00 | 1.00 | 0.00 | 0.00 | 1.00 | 1.00 | 2.00 | 1.07 | 100 |
| A | 0.00 | 0.50 | 0.00 | 0.40 | 0.00 | 0.00 | 0.00 | 0.25 | 0.00 | 0.25 | 0.67 | 1.25 | 1.00 | 0.00 | 0.00 | 0.00 | 0.20 | 0.00 | 0.40 | 0.00 | 0.00 | 0.50 | 1.00 | 0.00 | 0.00 | 1.00 | 0.00 | 0.00 | 1.00 | 0.00 | 0.25 | 0.28 | 26.16 |
| B | 0.33 | 0.00 | 0.00 | 0.20 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.25 | 1.33 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.60 | 0.00 | 0.00 | 0.00 | 0.33 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.50 | 0.11 | 10.71 |
| C | 0.33 | 0.00 | 1.00 | 0.40 | 0.00 | 0.25 | 0.75 | 0.75 | 0.50 | 0.25 | 0.00 | 0.25 | 0.00 | 0.00 | 0.00 | 0.25 | 0.20 | 0.20 | 0.60 | 0.80 | 0.50 | 0.50 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.25 | 0.50 | 0.27 | 25.00 |
| D | 0.00 | 0.00 | 0.00 | 0.60 | 1.00 | 0.75 | 0.50 | 0.25 | 0.50 | 0.25 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.20 | 0.20 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.25 | 0.75 | 0.17 | 15.85 |
| 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 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| I | 0.33 | 0.50 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.50 | 0.00 | 0.50 | 0.00 | 1.00 | 1.00 | 0.75 | 0.80 | 0.80 | 0.20 | 0.00 | 0.50 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.50 | 0.00 | 0.24 | 22.28 |
| x | 0.33 | 0.50 | 0.00 | 0.60 | 0.00 | 0.00 | 0.00 | 0.25 | 0.00 | 0.50 | 2.00 | 1.25 | 1.00 | 0.00 | 0.00 | 0.00 | 0.20 | 0.00 | 1.00 | 0.00 | 0.00 | 0.50 | 1.33 | 0.00 | 0.00 | 1.00 | 0.00 | 0.00 | 1.00 | 0.00 | 0.75 | 0.39 | 36.87 |
| r | 0.33 | 0.00 | 0.50 | 0.00 | 0.00 | 0.00 | 0.00 | 0.25 | 0.00 | 0.25 | 0.00 | 0.25 | 0.00 | 0.00 | 0.00 | 0.25 | 0.00 | 0.00 | 0.00 | 0.40 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.25 | 0.25 | 0.09 | 8.25 |
| s | 0.00 | 0.00 | 0.00 | 0.40 | 0.00 | 0.00 | 0.00 | 0.00 | 0.50 | 0.25 | 0.00 | 0.00 | 0.00 | 0.33 | 0.75 | 0.25 | 0.60 | 0.60 | 0.60 | 0.40 | 0.75 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.25 | 0.75 | 0.21 | 19.42 |
| a | 0.33 | 0.50 | 0.50 | 0.60 | 1.00 | 1.00 | 1.25 | 0.75 | 0.50 | 0.50 | 0.00 | 0.50 | 0.00 | 0.67 | 0.25 | 0.50 | 0.40 | 0.40 | 0.40 | 0.20 | 0.25 | 0.50 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.50 | 0.25 | 0.38 | 35.46 |
| 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 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| 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 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| x | 0.33 | 1.00 | 0.00 | 0.40 | 0.00 | 0.00 | 0.00 | 0.25 | 0.00 | 0.75 | 0.67 | 1.75 | 1.00 | 1.00 | 1.00 | 0.75 | 1.00 | 0.80 | 0.60 | 0.00 | 0.50 | 0.50 | 1.00 | 0.00 | 0.00 | 1.00 | 0.00 | 0.00 | 1.00 | 0.50 | 0.25 | 0.52 | 48.44 |
| o | 0.67 | 0.00 | 1.00 | 0.80 | 0.20 | 0.50 | 0.50 | 0.25 | 0.50 | 0.50 | 1.33 | 0.25 | 0.00 | 0.00 | 0.00 | 0.25 | 0.20 | 0.20 | 1.40 | 0.80 | 0.50 | 0.50 | 0.33 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.50 | 1.50 | 0.41 | 38.28 |
| i | 0.00 | 0.00 | 0.00 | 0.40 | 0.20 | 0.50 | 0.75 | 0.75 | 0.50 | 0.25 | 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 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.25 | 0.12 | 11.47 |
| c | 0.00 | 0.00 | 0.00 | 0.00 | 0.60 | 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 | 0.02 | 1.81 |
| CV | 4.67 | 4.00 | 6.50 | 18.60 | 26.80 | 17.25 | 16.75 | 11.50 | 17.00 | 11.75 | 3.33 | 6.00 | 1.00 | 8.00 | 9.25 | 7.25 | 9.20 | 9.00 | 13.40 | 10.40 | 9.75 | 4.50 | 1.67 | 0.00 | 0.00 | 1.00 | 0.00 | 0.00 | 1.00 | 9.50 | 23.25 | 8.46 | 100 |
| CVn | 2.33 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.25 | 0.00 | 8.00 | 9.25 | 7.25 | 9.00 | 9.00 | 12.00 | 10.40 | 9.75 | 4.50 | 1.67 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 2.69 | 31.79 |
| CVs | 2.33 | 4.00 | 6.50 | 18.60 | 26.80 | 17.25 | 16.75 | 11.50 | 17.00 | 11.75 | 3.33 | 5.75 | 1.00 | 0.00 | 0.00 | 0.00 | 0.20 | 0.00 | 1.40 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.00 | 0.00 | 0.00 | 1.00 | 9.50 | 23.25 | 5.77 | 68.21 |
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