Statistics of sunspot activity
December, 2014
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 | 150.50 | 116.50 | 112.75 | 127.50 | 86.50 | 74.00 | 59.75 | 66.67 | 79.50 | 96.67 | 108.00 | 113.50 | 125.50 | 150.50 | 150.75 | 169.00 | 157.67 | 154.25 | 181.00 | 125.00 | 134.33 | 122.75 | 128.75 | 97.75 | 90.67 | 112.00 | 105.33 | 104.33 | 107.33 | 108.67 | 82.33 | 116.12 | 100 |
| Wn | 58.50 | 33.00 | 27.50 | 39.00 | 17.50 | 11.00 | 5.75 | 18.00 | 26.50 | 35.33 | 41.00 | 51.50 | 59.00 | 67.50 | 53.75 | 58.50 | 47.33 | 36.25 | 59.25 | 39.33 | 41.67 | 48.75 | 44.25 | 26.00 | 31.67 | 42.50 | 29.33 | 29.00 | 27.33 | 34.00 | 11.00 | 37.13 | 31.97 |
| Ws | 92.00 | 83.50 | 85.25 | 88.50 | 69.00 | 63.00 | 54.00 | 48.67 | 53.00 | 61.33 | 67.00 | 62.00 | 66.50 | 83.00 | 97.00 | 110.50 | 110.33 | 118.00 | 121.75 | 85.67 | 92.67 | 74.00 | 84.50 | 71.75 | 59.00 | 69.50 | 76.00 | 75.33 | 80.00 | 74.67 | 71.33 | 78.99 | 68.03 |
| n | 8.50 | 7.50 | 7.00 | 8.00 | 6.00 | 6.00 | 4.50 | 4.67 | 5.50 | 6.00 | 6.50 | 7.50 | 8.25 | 10.50 | 9.50 | 9.00 | 9.33 | 7.75 | 9.25 | 7.00 | 7.67 | 7.25 | 8.00 | 6.75 | 6.67 | 8.50 | 7.33 | 7.33 | 7.67 | 8.00 | 5.67 | 7.39 | 100 |
| A | 1.50 | 0.50 | 0.25 | 0.50 | 1.00 | 1.50 | 1.25 | 0.33 | 1.00 | 0.33 | 0.00 | 0.50 | 1.00 | 0.75 | 0.00 | 0.00 | 0.67 | 0.25 | 2.00 | 0.00 | 1.33 | 0.75 | 0.25 | 0.25 | 0.67 | 2.50 | 2.67 | 1.33 | 1.33 | 2.00 | 0.67 | 0.87 | 11.82 |
| B | 0.00 | 0.00 | 1.75 | 4.00 | 2.00 | 1.00 | 0.00 | 0.33 | 0.50 | 0.67 | 0.50 | 0.00 | 0.75 | 0.75 | 0.25 | 0.00 | 0.00 | 0.25 | 0.75 | 0.67 | 0.00 | 0.00 | 0.25 | 0.25 | 0.00 | 2.00 | 0.33 | 0.67 | 0.67 | 1.00 | 0.00 | 0.62 | 8.44 |
| C | 3.00 | 1.50 | 1.75 | 0.50 | 0.00 | 2.00 | 0.50 | 1.67 | 1.50 | 1.67 | 1.00 | 1.00 | 2.50 | 2.50 | 3.50 | 1.00 | 1.00 | 1.25 | 1.50 | 1.67 | 0.33 | 1.00 | 0.75 | 1.00 | 1.33 | 0.50 | 0.67 | 1.00 | 1.00 | 1.33 | 1.00 | 1.32 | 17.86 |
| D | 1.50 | 1.50 | 0.25 | 0.00 | 0.50 | 0.00 | 0.75 | 1.67 | 2.00 | 1.67 | 3.00 | 4.50 | 2.25 | 3.00 | 3.00 | 3.50 | 1.00 | 0.00 | 0.75 | 0.33 | 1.00 | 1.25 | 1.75 | 1.25 | 1.67 | 1.50 | 2.00 | 1.67 | 1.00 | 1.33 | 1.67 | 1.52 | 20.63 |
| E | 1.00 | 0.50 | 0.50 | 1.00 | 0.50 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.25 | 0.00 | 0.50 | 2.00 | 2.00 | 1.25 | 1.00 | 1.67 | 1.50 | 0.50 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.33 | 0.00 | 0.33 | 0.48 | 6.48 |
| 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 | 0.75 | 0.67 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.05 | 0.62 |
| G | 0.00 | 0.50 | 0.50 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.33 | 0.00 | 0.00 | 0.50 | 0.50 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.33 | 0.33 | 0.25 | 0.50 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.33 | 0.00 | 0.00 | 0.13 | 1.78 |
| H | 1.00 | 0.50 | 0.25 | 0.50 | 0.50 | 0.00 | 1.25 | 0.67 | 0.00 | 0.67 | 0.00 | 0.00 | 0.25 | 0.50 | 0.00 | 0.00 | 0.00 | 0.00 | 0.25 | 0.00 | 0.00 | 0.00 | 0.25 | 0.00 | 0.33 | 0.00 | 0.33 | 0.33 | 0.33 | 0.00 | 0.00 | 0.26 | 3.46 |
| I | 0.50 | 2.50 | 1.75 | 1.50 | 1.50 | 1.50 | 0.75 | 0.00 | 0.50 | 0.67 | 2.00 | 1.50 | 1.00 | 2.25 | 2.75 | 4.00 | 4.67 | 4.00 | 2.00 | 2.33 | 3.00 | 2.50 | 3.75 | 4.00 | 2.67 | 2.00 | 1.33 | 2.33 | 2.67 | 2.33 | 2.00 | 2.14 | 28.92 |
| x | 1.50 | 0.50 | 2.00 | 4.50 | 3.00 | 2.50 | 1.25 | 0.67 | 1.50 | 1.00 | 0.50 | 0.50 | 1.75 | 1.50 | 0.25 | 0.00 | 0.67 | 0.50 | 2.75 | 0.67 | 1.33 | 0.75 | 0.50 | 0.50 | 0.67 | 4.50 | 3.00 | 2.00 | 2.00 | 3.00 | 0.67 | 1.50 | 20.26 |
| r | 0.50 | 0.50 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.50 | 0.00 | 0.00 | 0.00 | 0.00 | 0.25 | 0.25 | 0.00 | 0.00 | 0.25 | 0.25 | 0.00 | 1.00 | 0.00 | 0.50 | 0.00 | 0.00 | 0.50 | 0.00 | 1.33 | 0.67 | 0.67 | 0.00 | 0.23 | 3.13 |
| s | 1.00 | 4.50 | 2.25 | 2.00 | 1.00 | 2.50 | 1.00 | 1.00 | 1.50 | 1.33 | 2.00 | 4.00 | 3.50 | 5.25 | 4.00 | 4.50 | 3.67 | 2.75 | 2.25 | 2.67 | 2.33 | 2.00 | 4.25 | 4.00 | 2.33 | 2.00 | 2.33 | 2.67 | 2.33 | 2.33 | 2.33 | 2.63 | 35.61 |
| a | 3.00 | 0.50 | 1.50 | 0.00 | 0.50 | 0.00 | 1.00 | 2.00 | 1.50 | 3.00 | 3.50 | 3.00 | 2.50 | 2.50 | 3.25 | 3.00 | 3.00 | 2.25 | 1.75 | 1.67 | 0.67 | 2.25 | 1.00 | 2.00 | 3.33 | 1.50 | 1.67 | 1.00 | 2.00 | 1.33 | 2.67 | 1.90 | 25.68 |
| h | 1.00 | 0.50 | 0.50 | 0.50 | 0.50 | 0.00 | 0.00 | 0.00 | 0.00 | 0.67 | 0.00 | 0.00 | 0.25 | 0.50 | 0.25 | 0.00 | 0.00 | 0.00 | 0.25 | 0.33 | 0.33 | 0.25 | 0.75 | 0.00 | 0.33 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.22 | 3.02 |
| k | 1.50 | 1.00 | 0.75 | 1.00 | 1.00 | 1.00 | 1.25 | 1.00 | 0.50 | 0.00 | 0.50 | 0.00 | 0.25 | 0.50 | 1.50 | 1.50 | 2.00 | 2.00 | 2.00 | 1.67 | 2.00 | 2.00 | 1.00 | 0.25 | 0.00 | 0.00 | 0.33 | 0.33 | 0.67 | 0.67 | 0.00 | 0.91 | 12.30 |
| x | 3.00 | 3.50 | 2.25 | 2.50 | 3.00 | 3.00 | 3.25 | 1.00 | 1.50 | 1.67 | 2.00 | 2.00 | 2.25 | 3.50 | 2.75 | 4.00 | 5.33 | 4.25 | 4.25 | 2.33 | 4.33 | 3.25 | 4.25 | 4.25 | 3.67 | 4.50 | 4.33 | 4.00 | 4.33 | 4.33 | 2.67 | 3.27 | 44.20 |
| o | 3.00 | 2.50 | 3.50 | 3.50 | 2.00 | 2.50 | 1.00 | 3.00 | 4.00 | 3.67 | 3.00 | 4.00 | 4.75 | 5.50 | 5.75 | 2.50 | 1.67 | 1.50 | 3.00 | 3.00 | 1.00 | 1.75 | 1.75 | 2.00 | 2.67 | 3.50 | 1.33 | 2.00 | 2.00 | 2.67 | 2.33 | 2.78 | 37.69 |
| i | 2.50 | 1.50 | 0.75 | 1.00 | 0.00 | 0.50 | 0.25 | 0.67 | 0.00 | 0.00 | 0.50 | 0.00 | 0.75 | 1.00 | 0.75 | 1.50 | 0.67 | 0.00 | 0.00 | 0.00 | 1.33 | 1.50 | 1.50 | 0.50 | 0.33 | 0.50 | 1.00 | 1.33 | 1.00 | 0.33 | 0.33 | 0.71 | 9.60 |
| c | 0.00 | 0.00 | 0.50 | 1.00 | 1.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.67 | 1.00 | 1.50 | 0.50 | 0.50 | 0.25 | 1.00 | 1.67 | 2.00 | 2.00 | 1.67 | 1.00 | 0.75 | 0.50 | 0.00 | 0.00 | 0.00 | 0.67 | 0.00 | 0.33 | 0.67 | 0.33 | 0.63 | 8.51 |
| CV | 164.50 | 139.50 | 104.00 | 106.00 | 94.00 | 68.00 | 75.50 | 85.00 | 72.00 | 97.67 | 115.00 | 139.00 | 120.25 | 176.25 | 169.50 | 184.50 | 185.33 | 158.25 | 173.25 | 155.00 | 162.00 | 160.25 | 160.75 | 83.00 | 83.00 | 60.50 | 87.33 | 80.33 | 95.33 | 86.33 | 75.00 | 119.88 | 100 |
| CVn | 72.00 | 47.00 | 25.25 | 30.00 | 26.00 | 10.00 | 5.25 | 29.33 | 32.00 | 27.67 | 49.00 | 64.00 | 38.50 | 72.00 | 61.50 | 58.50 | 43.33 | 28.75 | 41.75 | 23.67 | 20.00 | 31.25 | 31.75 | 15.50 | 21.00 | 12.50 | 17.33 | 14.00 | 13.67 | 13.33 | 7.00 | 31.70 | 26.45 |
| CVs | 92.50 | 92.50 | 78.75 | 76.00 | 68.00 | 58.00 | 70.25 | 55.67 | 40.00 | 70.00 | 66.00 | 75.00 | 81.75 | 104.25 | 108.00 | 126.00 | 142.00 | 129.50 | 131.50 | 131.33 | 142.00 | 129.00 | 129.00 | 67.50 | 62.00 | 48.00 | 70.00 | 66.33 | 81.67 | 73.00 | 68.00 | 88.18 | 73.55 |
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