Statistics of sunspot activity
January, 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 | 39.67 | 40.00 | 35.25 | 26.00 | 22.00 | 21.40 | 15.75 | 12.00 | 11.33 | 14.00 | 11.50 | 11.67 | 0.00 | 0.00 | 23.00 | 39.83 | 36.83 | 38.00 | 46.25 | 25.40 | 30.43 | 36.50 | 61.67 | 51.67 | 35.00 | 23.50 | 19.25 | 11.50 | 11.00 | 0.00 | 0.00 | 24.21 | 100 |
| Wn | 28.67 | 28.20 | 29.75 | 26.00 | 20.00 | 19.00 | 12.75 | 12.00 | 11.33 | 11.25 | 11.50 | 11.67 | 0.00 | 0.00 | 15.50 | 19.83 | 17.17 | 11.33 | 6.00 | 0.00 | 0.00 | 0.00 | 10.67 | 4.00 | 3.67 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 10.01 | 41.35 |
| Ws | 11.00 | 11.80 | 5.50 | 0.00 | 2.00 | 2.40 | 3.00 | 0.00 | 0.00 | 2.75 | 0.00 | 0.00 | 0.00 | 0.00 | 7.50 | 20.00 | 19.67 | 26.67 | 40.25 | 25.40 | 30.43 | 36.50 | 51.00 | 47.67 | 31.33 | 23.50 | 19.25 | 11.50 | 11.00 | 0.00 | 0.00 | 14.20 | 58.65 |
| n | 3.00 | 3.00 | 2.50 | 2.00 | 1.83 | 1.80 | 1.25 | 1.00 | 1.00 | 1.25 | 1.00 | 1.00 | 0.00 | 0.00 | 1.50 | 2.00 | 2.17 | 2.67 | 2.75 | 1.40 | 1.14 | 1.50 | 2.67 | 2.33 | 1.33 | 1.00 | 1.25 | 1.00 | 1.00 | 0.00 | 0.00 | 1.49 | 100 |
| A | 0.00 | 0.20 | 0.25 | 0.00 | 0.67 | 0.60 | 0.00 | 0.00 | 0.33 | 0.50 | 0.25 | 0.33 | 0.00 | 0.00 | 0.25 | 0.00 | 0.17 | 0.50 | 0.25 | 0.40 | 0.14 | 0.25 | 0.67 | 1.00 | 0.33 | 0.00 | 0.00 | 0.50 | 1.00 | 0.00 | 0.00 | 0.28 | 18.54 |
| B | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.20 | 0.25 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.25 | 0.00 | 0.00 | 0.50 | 0.50 | 0.00 | 0.00 | 0.00 | 0.33 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.07 | 4.39 |
| C | 0.67 | 0.60 | 1.00 | 0.40 | 0.33 | 0.20 | 0.25 | 0.25 | 0.33 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.25 | 0.83 | 0.67 | 0.33 | 0.25 | 0.00 | 0.00 | 0.00 | 0.00 | 0.33 | 0.00 | 0.00 | 0.50 | 0.00 | 0.00 | 0.00 | 0.00 | 0.23 | 15.54 |
| D | 0.33 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.75 | 1.17 | 1.33 | 1.00 | 1.50 | 1.00 | 0.57 | 0.25 | 0.67 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.28 | 18.50 |
| 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 | 0.29 | 0.50 | 0.67 | 1.00 | 1.00 | 1.00 | 0.50 | 0.00 | 0.00 | 0.00 | 0.00 | 0.16 | 10.69 |
| 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 | 0.25 | 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 | 0.17 | 0.00 | 0.00 | 0.14 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.25 | 0.00 | 0.00 | 0.00 | 0.00 | 0.03 | 1.75 |
| H | 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 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.02 | 1.58 |
| I | 1.67 | 1.80 | 1.00 | 1.60 | 0.83 | 0.80 | 0.75 | 0.75 | 0.33 | 0.75 | 0.75 | 0.67 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.17 | 0.25 | 0.00 | 0.00 | 0.50 | 0.33 | 0.00 | 0.00 | 0.00 | 0.00 | 0.50 | 0.00 | 0.00 | 0.00 | 0.43 | 29.02 |
| x | 0.00 | 0.20 | 0.25 | 0.00 | 0.67 | 0.80 | 0.25 | 0.00 | 0.33 | 0.50 | 0.25 | 0.33 | 0.00 | 0.00 | 0.50 | 0.00 | 0.17 | 1.00 | 0.75 | 0.40 | 0.14 | 0.25 | 1.00 | 1.00 | 0.33 | 0.00 | 0.00 | 0.50 | 1.00 | 0.00 | 0.00 | 0.34 | 22.93 |
| r | 0.00 | 0.60 | 0.50 | 0.60 | 0.17 | 0.20 | 0.00 | 0.00 | 0.00 | 0.25 | 0.00 | 0.00 | 0.00 | 0.00 | 0.25 | 0.67 | 0.33 | 0.50 | 0.50 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.25 | 0.00 | 0.00 | 0.00 | 0.00 | 0.16 | 10.39 |
| s | 1.00 | 0.60 | 0.50 | 0.20 | 0.50 | 0.00 | 0.75 | 0.50 | 0.67 | 0.00 | 0.25 | 0.33 | 0.00 | 0.00 | 0.50 | 0.50 | 0.33 | 0.17 | 0.50 | 0.20 | 0.00 | 0.50 | 0.67 | 0.33 | 0.33 | 0.25 | 0.25 | 0.00 | 0.00 | 0.00 | 0.00 | 0.32 | 21.22 |
| a | 1.67 | 1.20 | 1.25 | 1.20 | 0.50 | 0.80 | 0.25 | 0.50 | 0.00 | 0.50 | 0.50 | 0.33 | 0.00 | 0.00 | 0.25 | 0.83 | 1.33 | 1.00 | 1.00 | 0.60 | 0.86 | 0.75 | 0.67 | 0.67 | 0.33 | 0.50 | 0.75 | 0.50 | 0.00 | 0.00 | 0.00 | 0.60 | 40.44 |
| 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 | 0.20 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.01 | 0.43 |
| k | 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 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.14 | 0.00 | 0.33 | 0.33 | 0.33 | 0.25 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.07 | 4.59 |
| x | 2.00 | 2.40 | 1.25 | 1.60 | 1.50 | 1.40 | 0.75 | 0.75 | 0.67 | 1.25 | 1.00 | 1.00 | 0.00 | 0.00 | 0.25 | 0.00 | 0.17 | 0.67 | 0.50 | 0.40 | 0.14 | 0.75 | 1.00 | 1.00 | 0.33 | 0.00 | 0.00 | 1.00 | 1.00 | 0.00 | 0.00 | 0.73 | 49.15 |
| o | 0.67 | 0.40 | 1.00 | 0.40 | 0.33 | 0.40 | 0.50 | 0.25 | 0.33 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.00 | 0.50 | 0.83 | 1.83 | 1.50 | 0.60 | 0.14 | 0.00 | 0.33 | 0.33 | 0.00 | 0.00 | 0.75 | 0.00 | 0.00 | 0.00 | 0.00 | 0.39 | 26.13 |
| i | 0.33 | 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 | 0.25 | 1.50 | 1.17 | 0.17 | 0.75 | 0.40 | 0.57 | 0.50 | 0.67 | 0.00 | 0.33 | 0.25 | 0.25 | 0.00 | 0.00 | 0.00 | 0.00 | 0.24 | 16.37 |
| 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 | 0.29 | 0.25 | 0.67 | 1.00 | 0.67 | 0.75 | 0.25 | 0.00 | 0.00 | 0.00 | 0.00 | 0.12 | 8.35 |
| CV | 40.67 | 32.60 | 20.50 | 13.20 | 10.17 | 7.60 | 10.00 | 8.75 | 7.33 | 5.00 | 6.25 | 6.00 | 0.00 | 0.00 | 20.00 | 32.67 | 34.33 | 27.67 | 35.75 | 27.80 | 28.14 | 25.25 | 50.00 | 44.67 | 39.33 | 37.25 | 22.75 | 4.00 | 1.00 | 0.00 | 0.00 | 19.31 | 100 |
| CVn | 32.67 | 28.00 | 19.25 | 13.20 | 10.00 | 7.40 | 9.50 | 8.75 | 7.33 | 4.75 | 6.25 | 6.00 | 0.00 | 0.00 | 14.00 | 17.67 | 17.00 | 7.83 | 0.75 | 0.00 | 0.00 | 0.00 | 9.33 | 0.33 | 0.33 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 7.11 | 36.81 |
| CVs | 8.00 | 4.60 | 1.25 | 0.00 | 0.17 | 0.20 | 0.50 | 0.00 | 0.00 | 0.25 | 0.00 | 0.00 | 0.00 | 0.00 | 6.00 | 15.00 | 17.33 | 19.83 | 35.00 | 27.80 | 28.14 | 25.25 | 40.67 | 44.33 | 39.00 | 37.25 | 22.75 | 4.00 | 1.00 | 0.00 | 0.00 | 12.20 | 63.19 |
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