Statistics of sunspot activity
March, 2008
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 | 11.33 | 11.00 | 13.00 | 11.67 | 0.00 | 0.00 | 24.00 | 11.75 | 11.00 | 0.00 | 11.00 | 0.00 | 12.33 | 11.50 | 11.33 | 11.00 | 0.00 | 0.00 | 0.00 | 0.00 | 13.50 | 35.25 | 52.00 | 54.40 | 53.60 | 55.00 | 47.67 | 45.17 | 31.14 | 17.38 | 100 |
| Wn | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 11.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.35 | 2.04 |
| Ws | 0.00 | 0.00 | 11.33 | 11.00 | 13.00 | 11.67 | 0.00 | 0.00 | 24.00 | 11.75 | 11.00 | 0.00 | 0.00 | 0.00 | 12.33 | 11.50 | 11.33 | 11.00 | 0.00 | 0.00 | 0.00 | 0.00 | 13.50 | 35.25 | 52.00 | 54.40 | 53.60 | 55.00 | 47.67 | 45.17 | 31.14 | 17.02 | 97.96 |
| n | 0.00 | 0.00 | 1.00 | 1.00 | 1.00 | 1.00 | 0.00 | 0.00 | 2.00 | 1.00 | 1.00 | 0.00 | 1.00 | 0.00 | 1.00 | 1.00 | 1.00 | 1.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.00 | 2.00 | 3.00 | 3.00 | 3.00 | 3.00 | 3.00 | 3.00 | 2.14 | 1.17 | 100 |
| A | 0.00 | 0.00 | 0.67 | 1.00 | 0.50 | 0.67 | 0.00 | 0.00 | 2.00 | 0.25 | 1.00 | 0.00 | 1.00 | 0.00 | 0.00 | 0.25 | 1.00 | 1.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.50 | 0.00 | 0.50 | 0.00 | 0.00 | 0.00 | 0.00 | 0.17 | 0.14 | 0.34 | 29.45 |
| B | 0.00 | 0.00 | 0.33 | 0.00 | 0.00 | 0.33 | 0.00 | 0.00 | 0.00 | 0.50 | 0.00 | 0.00 | 0.00 | 0.00 | 1.00 | 0.50 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.75 | 0.00 | 0.20 | 0.20 | 0.00 | 0.00 | 0.50 | 0.43 | 0.15 | 13.13 |
| C | 0.00 | 0.00 | 0.00 | 0.00 | 0.50 | 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 | 0.00 | 0.00 | 0.00 | 0.00 | 0.50 | 0.25 | 1.00 | 0.60 | 0.20 | 0.60 | 1.00 | 1.67 | 1.29 | 0.25 | 21.73 |
| D | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.75 | 1.00 | 1.80 | 2.40 | 1.80 | 1.67 | 0.67 | 0.00 | 0.33 | 27.90 |
| 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 | 0.25 | 0.00 | 0.00 | 0.00 | 0.20 | 0.33 | 0.00 | 0.00 | 0.03 | 2.17 |
| 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 | 0.20 | 0.00 | 0.00 | 0.00 | 0.01 | 0.55 |
| 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 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.25 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.50 | 0.40 | 0.20 | 0.20 | 0.00 | 0.00 | 0.29 | 0.06 | 5.08 |
| x | 0.00 | 0.00 | 1.00 | 1.00 | 0.50 | 1.00 | 0.00 | 0.00 | 2.00 | 0.75 | 1.00 | 0.00 | 1.00 | 0.00 | 1.00 | 0.75 | 1.00 | 1.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.50 | 0.75 | 0.50 | 0.20 | 0.20 | 0.00 | 0.00 | 0.67 | 0.57 | 0.50 | 42.58 |
| r | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.25 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 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 | 0.50 | 0.29 | 0.04 | 3.42 |
| s | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.25 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.50 | 0.25 | 1.00 | 0.80 | 0.60 | 0.80 | 1.67 | 0.50 | 0.43 | 0.22 | 18.80 |
| a | 0.00 | 0.00 | 0.00 | 0.00 | 0.50 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.75 | 1.50 | 1.40 | 1.80 | 1.80 | 0.67 | 1.17 | 0.57 | 0.33 | 28.10 |
| 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 | 0.25 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.29 | 0.02 | 1.48 |
| 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 | 0.40 | 0.40 | 0.40 | 0.67 | 0.17 | 0.00 | 0.07 | 5.63 |
| x | 0.00 | 0.00 | 0.67 | 1.00 | 0.50 | 0.67 | 0.00 | 0.00 | 2.00 | 0.25 | 1.00 | 0.00 | 1.00 | 0.00 | 0.00 | 0.50 | 1.00 | 1.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.50 | 0.00 | 1.00 | 0.40 | 0.20 | 0.20 | 0.00 | 0.17 | 0.43 | 0.40 | 34.53 |
| o | 0.00 | 0.00 | 0.33 | 0.00 | 0.50 | 0.33 | 0.00 | 0.00 | 0.00 | 0.75 | 0.00 | 0.00 | 0.00 | 0.00 | 1.00 | 0.50 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.50 | 1.00 | 1.00 | 1.40 | 1.60 | 1.40 | 2.33 | 2.17 | 1.43 | 0.52 | 44.95 |
| i | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.75 | 0.00 | 1.20 | 1.20 | 1.40 | 0.67 | 0.67 | 0.29 | 0.20 | 17.07 |
| 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 | 0.25 | 1.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.04 | 3.46 |
| CV | 0.00 | 0.00 | 1.33 | 1.00 | 4.50 | 1.33 | 0.00 | 0.00 | 2.00 | 2.50 | 1.00 | 0.00 | 1.00 | 0.00 | 2.00 | 3.75 | 1.00 | 1.00 | 0.00 | 0.00 | 0.00 | 0.00 | 6.00 | 37.00 | 46.00 | 58.20 | 65.80 | 66.00 | 75.33 | 32.67 | 23.43 | 13.96 | 100 |
| CVn | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.03 | 0.23 |
| CVs | 0.00 | 0.00 | 1.33 | 1.00 | 4.50 | 1.33 | 0.00 | 0.00 | 2.00 | 2.50 | 1.00 | 0.00 | 0.00 | 0.00 | 2.00 | 3.75 | 1.00 | 1.00 | 0.00 | 0.00 | 0.00 | 0.00 | 6.00 | 37.00 | 46.00 | 58.20 | 65.80 | 66.00 | 75.33 | 32.67 | 23.43 | 13.93 | 99.77 |
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