Statistics of sunspot activity
August, 2012
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 | 120.33 | 123.67 | 140.00 | 129.33 | 98.33 | 89.67 | 109.33 | 110.33 | 128.67 | 103.33 | 94.33 | 65.33 | 46.67 | 35.50 | 28.67 | 41.50 | 43.00 | 54.00 | 65.67 | 79.67 | 58.50 | 64.00 | 58.00 | 63.50 | 65.50 | 80.00 | 77.50 | 67.67 | 85.33 | 113.67 | 127.67 | 82.86 | 100.00 |
| Wn | 43.67 | 42.33 | 48.00 | 35.00 | 27.00 | 27.33 | 41.00 | 41.67 | 45.67 | 37.33 | 28.00 | 15.33 | 19.67 | 16.50 | 16.67 | 35.50 | 43.00 | 50.33 | 52.33 | 56.00 | 41.50 | 53.00 | 36.00 | 41.00 | 41.00 | 44.50 | 46.00 | 55.67 | 66.67 | 63.67 | 62.33 | 41.09 | 49.58 |
| Ws | 76.67 | 81.33 | 92.00 | 94.33 | 71.33 | 62.33 | 68.33 | 68.67 | 83.00 | 66.00 | 66.33 | 50.00 | 27.00 | 19.00 | 12.00 | 6.00 | 0.00 | 3.67 | 13.33 | 23.67 | 17.00 | 11.00 | 22.00 | 22.50 | 24.50 | 35.50 | 31.50 | 12.00 | 18.67 | 50.00 | 65.33 | 41.77 | 50.42 |
| n | 8.00 | 9.00 | 10.00 | 9.33 | 7.00 | 6.67 | 8.00 | 7.67 | 8.33 | 7.00 | 7.00 | 5.00 | 3.00 | 2.50 | 2.00 | 3.50 | 3.00 | 4.00 | 5.00 | 6.33 | 4.50 | 5.00 | 5.00 | 4.50 | 4.50 | 5.00 | 5.50 | 4.67 | 5.33 | 7.33 | 8.00 | 5.86 | 100.00 |
| A | 0.33 | 0.33 | 0.67 | 1.67 | 1.00 | 1.33 | 0.67 | 0.00 | 1.67 | 0.33 | 0.67 | 0.00 | 0.00 | 0.50 | 0.33 | 1.50 | 0.00 | 0.67 | 0.33 | 0.67 | 0.00 | 1.00 | 1.50 | 0.50 | 0.50 | 1.50 | 1.00 | 1.33 | 1.33 | 1.33 | 0.67 | 0.75 | 12.84 |
| B | 0.00 | 0.67 | 2.00 | 0.00 | 0.00 | 0.00 | 0.33 | 1.33 | 0.33 | 0.00 | 0.67 | 0.67 | 0.00 | 0.00 | 0.33 | 0.00 | 0.00 | 0.67 | 0.33 | 3.00 | 1.50 | 0.00 | 0.50 | 0.00 | 0.50 | 0.00 | 1.50 | 0.67 | 0.67 | 1.33 | 1.33 | 0.59 | 10.09 |
| C | 0.67 | 1.33 | 2.33 | 3.67 | 2.00 | 1.67 | 3.33 | 0.67 | 2.00 | 1.00 | 0.67 | 1.33 | 2.00 | 0.50 | 0.67 | 0.00 | 1.50 | 0.67 | 2.33 | 1.67 | 1.00 | 1.00 | 0.50 | 2.00 | 1.00 | 1.50 | 0.50 | 1.67 | 1.00 | 1.67 | 1.00 | 1.38 | 23.58 |
| D | 2.33 | 2.33 | 1.00 | 0.67 | 1.67 | 1.00 | 1.67 | 4.00 | 2.67 | 4.00 | 3.00 | 1.33 | 1.00 | 0.50 | 0.33 | 0.00 | 0.00 | 0.33 | 1.00 | 0.00 | 0.00 | 1.00 | 0.00 | 0.50 | 1.50 | 2.00 | 2.00 | 1.00 | 2.00 | 2.33 | 4.67 | 1.48 | 25.23 |
| E | 0.67 | 0.33 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.33 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.04 | 0.73 |
| 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 | 0.67 | 1.00 | 1.00 | 0.67 | 0.00 | 0.33 | 0.67 | 0.00 | 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 | 0.00 | 0.00 | 0.00 | 0.00 | 0.50 | 0.00 | 0.00 | 0.00 | 0.00 | 0.17 | 2.84 |
| H | 0.67 | 0.00 | 0.67 | 0.67 | 0.67 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.50 | 0.00 | 1.00 | 0.50 | 0.67 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.17 | 2.94 |
| I | 2.67 | 3.00 | 2.33 | 2.00 | 1.67 | 2.33 | 1.33 | 1.67 | 1.33 | 1.33 | 2.00 | 1.67 | 0.00 | 0.50 | 0.33 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 2.00 | 2.00 | 2.50 | 1.50 | 1.00 | 0.00 | 0.00 | 0.00 | 0.33 | 0.67 | 0.33 | 1.27 | 21.74 |
| x | 0.33 | 1.00 | 2.67 | 1.67 | 1.00 | 1.33 | 1.00 | 1.33 | 2.00 | 0.33 | 1.33 | 0.67 | 0.00 | 0.50 | 0.67 | 1.50 | 0.00 | 1.33 | 0.67 | 3.67 | 1.50 | 1.00 | 2.00 | 0.50 | 1.00 | 1.50 | 2.50 | 2.00 | 2.00 | 2.67 | 2.00 | 1.34 | 22.94 |
| r | 1.00 | 1.00 | 1.00 | 2.00 | 0.33 | 0.00 | 0.33 | 0.00 | 1.00 | 0.00 | 2.33 | 0.67 | 0.33 | 0.50 | 0.00 | 0.00 | 0.50 | 0.33 | 0.00 | 0.33 | 0.50 | 4.00 | 0.50 | 0.50 | 0.00 | 0.00 | 0.50 | 0.33 | 0.33 | 0.00 | 0.00 | 0.59 | 10.09 |
| s | 2.67 | 3.33 | 2.33 | 3.00 | 4.33 | 4.00 | 4.33 | 3.33 | 3.33 | 3.67 | 1.33 | 2.67 | 1.00 | 0.50 | 0.33 | 1.00 | 1.50 | 0.67 | 3.33 | 1.00 | 2.50 | 0.00 | 2.50 | 2.50 | 2.00 | 1.00 | 1.50 | 1.33 | 2.00 | 3.33 | 1.33 | 2.18 | 37.25 |
| a | 2.00 | 1.33 | 1.33 | 0.33 | 0.33 | 1.00 | 0.67 | 2.67 | 0.67 | 1.33 | 1.33 | 0.00 | 0.67 | 0.00 | 0.00 | 0.00 | 0.00 | 0.67 | 0.67 | 1.33 | 0.00 | 0.00 | 0.00 | 0.50 | 0.00 | 0.50 | 0.50 | 0.67 | 0.67 | 1.33 | 4.67 | 0.81 | 13.85 |
| h | 0.67 | 1.00 | 1.67 | 2.33 | 0.33 | 0.33 | 1.00 | 0.00 | 0.33 | 1.67 | 0.33 | 0.67 | 0.00 | 0.50 | 0.67 | 1.00 | 1.00 | 0.67 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.50 | 1.50 | 1.50 | 0.50 | 0.00 | 0.33 | 0.00 | 0.00 | 0.60 | 10.18 |
| k | 1.33 | 1.33 | 1.00 | 0.00 | 0.67 | 0.00 | 0.67 | 0.33 | 1.00 | 0.00 | 0.33 | 0.33 | 1.00 | 0.50 | 0.33 | 0.00 | 0.00 | 0.33 | 0.33 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.50 | 0.00 | 0.33 | 0.00 | 0.00 | 0.00 | 0.33 | 5.69 |
| x | 3.67 | 3.33 | 3.67 | 4.33 | 3.33 | 3.67 | 2.00 | 1.67 | 3.00 | 1.67 | 2.67 | 1.67 | 0.00 | 1.50 | 0.67 | 3.50 | 1.50 | 2.33 | 1.33 | 1.67 | 2.00 | 3.00 | 4.00 | 2.00 | 1.50 | 1.50 | 1.00 | 1.33 | 1.67 | 2.00 | 1.00 | 2.20 | 37.52 |
| o | 3.33 | 5.33 | 6.00 | 5.00 | 3.67 | 2.67 | 5.67 | 5.67 | 4.67 | 4.33 | 4.33 | 3.33 | 3.00 | 1.00 | 1.33 | 0.00 | 1.50 | 1.67 | 3.67 | 4.67 | 2.50 | 2.00 | 1.00 | 2.00 | 2.50 | 3.00 | 4.50 | 3.00 | 3.33 | 5.33 | 6.67 | 3.44 | 58.72 |
| i | 0.67 | 0.33 | 0.33 | 0.00 | 0.00 | 0.33 | 0.33 | 0.33 | 0.67 | 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 | 0.50 | 0.50 | 0.50 | 0.00 | 0.33 | 0.33 | 0.00 | 0.33 | 0.21 | 3.58 |
| c | 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 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.01 | 0.18 |
| CV | 171.00 | 180.33 | 168.67 | 157.67 | 112.00 | 84.67 | 152.33 | 119.67 | 133.67 | 171.33 | 93.33 | 87.00 | 64.00 | 49.50 | 46.00 | 51.50 | 58.50 | 56.33 | 64.67 | 29.00 | 31.00 | 27.00 | 30.00 | 60.50 | 100.50 | 114.50 | 78.50 | 48.00 | 73.00 | 80.33 | 108.33 | 90.41 | 100.00 |
| CVn | 45.67 | 42.33 | 45.33 | 44.00 | 25.67 | 21.00 | 50.67 | 48.00 | 48.67 | 68.33 | 39.00 | 41.00 | 41.33 | 41.50 | 41.67 | 51.00 | 58.50 | 56.00 | 56.67 | 24.00 | 20.00 | 23.00 | 10.00 | 28.00 | 64.50 | 82.00 | 43.00 | 38.00 | 44.33 | 42.67 | 46.67 | 42.98 | 47.54 |
| CVs | 125.33 | 138.00 | 123.33 | 113.67 | 86.33 | 63.67 | 101.67 | 71.67 | 85.00 | 103.00 | 54.33 | 46.00 | 22.67 | 8.00 | 4.33 | 0.50 | 0.00 | 0.33 | 8.00 | 5.00 | 11.00 | 4.00 | 20.00 | 32.50 | 36.00 | 32.50 | 35.50 | 10.00 | 28.67 | 37.67 | 61.67 | 47.43 | 52.46 |
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