Statistics of sunspot activity
January, 2015
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 | 88.67 | 120.67 | 120.67 | 110.33 | 85.00 | 92.00 | 103.67 | 97.00 | 115.50 | 117.50 | 122.50 | 110.00 | 99.33 | 98.33 | 54.50 | 64.67 | 44.50 | 49.50 | 70.25 | 57.33 | 51.33 | 67.67 | 55.80 | 60.67 | 71.50 | 105.00 | 116.75 | 147.00 | 172.00 | 184.00 | 145.00 | 96.73 | 100 |
| Wn | 11.00 | 14.67 | 7.33 | 0.00 | 0.00 | 12.00 | 33.33 | 40.50 | 66.00 | 58.00 | 57.75 | 53.00 | 35.67 | 26.33 | 21.25 | 32.33 | 12.75 | 8.25 | 17.25 | 18.33 | 18.33 | 19.33 | 24.60 | 27.67 | 38.25 | 45.33 | 40.75 | 51.50 | 65.00 | 76.00 | 66.00 | 32.21 | 33.30 |
| Ws | 77.67 | 106.00 | 113.33 | 110.33 | 85.00 | 80.00 | 70.33 | 56.50 | 49.50 | 59.50 | 64.75 | 57.00 | 63.67 | 72.00 | 33.25 | 32.33 | 31.75 | 41.25 | 53.00 | 39.00 | 33.00 | 48.33 | 31.20 | 33.00 | 33.25 | 59.67 | 76.00 | 95.50 | 107.00 | 108.00 | 79.00 | 64.52 | 66.70 |
| n | 6.00 | 8.00 | 7.00 | 6.00 | 4.75 | 5.00 | 5.67 | 5.00 | 6.50 | 7.00 | 7.75 | 6.00 | 6.67 | 7.33 | 3.75 | 4.67 | 3.25 | 3.50 | 5.00 | 4.67 | 3.67 | 5.33 | 4.00 | 4.00 | 4.50 | 6.33 | 6.50 | 8.00 | 8.00 | 8.00 | 8.00 | 5.80 | 100 |
| A | 0.67 | 1.33 | 0.67 | 0.00 | 0.00 | 1.33 | 0.33 | 0.00 | 0.00 | 1.00 | 1.50 | 0.00 | 0.33 | 1.33 | 0.75 | 2.00 | 0.50 | 1.25 | 0.75 | 1.33 | 1.67 | 2.00 | 1.20 | 0.67 | 0.75 | 0.00 | 0.75 | 0.00 | 0.33 | 0.00 | 2.00 | 0.79 | 13.60 |
| B | 0.00 | 0.33 | 0.00 | 0.00 | 0.00 | 0.00 | 0.33 | 1.00 | 0.50 | 1.50 | 1.00 | 0.00 | 0.67 | 0.67 | 0.50 | 1.00 | 0.75 | 0.25 | 0.50 | 0.00 | 0.00 | 0.33 | 0.80 | 1.00 | 0.75 | 1.00 | 0.25 | 1.50 | 1.67 | 2.00 | 1.00 | 0.62 | 10.73 |
| C | 0.00 | 0.00 | 1.33 | 1.33 | 0.75 | 0.67 | 0.33 | 0.50 | 0.50 | 0.50 | 0.50 | 1.50 | 0.67 | 1.67 | 0.50 | 0.33 | 0.25 | 0.75 | 0.75 | 0.33 | 0.33 | 0.33 | 0.40 | 1.00 | 1.75 | 2.00 | 1.75 | 1.50 | 1.00 | 0.50 | 0.00 | 0.77 | 13.20 |
| D | 1.33 | 1.00 | 1.00 | 2.00 | 1.25 | 1.00 | 1.00 | 1.00 | 2.00 | 0.50 | 1.25 | 1.00 | 2.00 | 1.00 | 1.00 | 0.67 | 0.75 | 0.75 | 1.25 | 1.00 | 1.00 | 1.00 | 0.80 | 0.00 | 0.00 | 2.00 | 2.25 | 2.50 | 2.00 | 1.50 | 1.00 | 1.19 | 20.46 |
| E | 0.33 | 0.67 | 1.00 | 1.00 | 0.25 | 0.33 | 0.00 | 0.00 | 0.50 | 0.50 | 0.00 | 1.00 | 1.00 | 0.33 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.40 | 1.00 | 0.00 | 0.33 | 0.00 | 0.50 | 0.00 | 0.00 | 0.00 | 0.30 | 5.09 |
| F | 0.00 | 0.00 | 0.00 | 0.00 | 0.25 | 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 | 0.00 | 0.00 | 0.00 | 0.25 | 0.33 | 0.75 | 0.50 | 1.00 | 1.50 | 2.00 | 0.28 | 4.77 |
| G | 0.33 | 0.33 | 0.00 | 0.00 | 0.50 | 0.33 | 0.33 | 1.00 | 1.50 | 1.00 | 1.25 | 1.50 | 0.67 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.40 | 0.00 | 0.75 | 0.33 | 0.25 | 0.00 | 1.00 | 1.00 | 1.00 | 0.43 | 7.50 |
| 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 | 0.67 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.02 | 0.37 |
| I | 3.33 | 4.33 | 3.00 | 1.67 | 1.75 | 1.00 | 2.67 | 0.50 | 1.50 | 2.00 | 2.25 | 1.00 | 1.33 | 2.33 | 1.00 | 0.67 | 1.00 | 0.50 | 1.75 | 2.00 | 0.67 | 1.00 | 0.00 | 0.33 | 0.25 | 0.33 | 0.50 | 1.50 | 1.00 | 1.50 | 1.00 | 1.41 | 24.28 |
| x | 0.67 | 1.67 | 0.67 | 0.00 | 0.00 | 1.33 | 0.67 | 1.00 | 0.50 | 2.50 | 2.50 | 0.00 | 1.00 | 2.00 | 1.25 | 3.00 | 1.25 | 1.50 | 1.25 | 1.33 | 1.67 | 2.33 | 2.00 | 1.67 | 1.50 | 1.00 | 1.00 | 1.50 | 2.00 | 2.00 | 3.00 | 1.41 | 24.33 |
| r | 0.00 | 0.00 | 0.33 | 1.00 | 0.00 | 0.00 | 0.33 | 0.00 | 0.50 | 1.00 | 0.50 | 0.00 | 0.33 | 0.67 | 0.00 | 0.00 | 0.25 | 0.50 | 1.25 | 1.67 | 1.00 | 0.67 | 0.40 | 0.00 | 0.25 | 0.67 | 0.50 | 1.00 | 0.00 | 0.00 | 0.00 | 0.41 | 7.13 |
| s | 1.67 | 3.33 | 3.33 | 3.00 | 2.25 | 1.67 | 2.67 | 2.50 | 2.50 | 1.00 | 0.75 | 2.00 | 1.00 | 1.67 | 1.75 | 1.33 | 0.50 | 0.75 | 1.00 | 1.33 | 0.00 | 0.67 | 0.40 | 0.67 | 1.25 | 1.67 | 1.50 | 0.00 | 2.00 | 1.50 | 0.00 | 1.47 | 25.38 |
| a | 2.67 | 2.00 | 1.67 | 0.67 | 1.75 | 1.33 | 2.00 | 1.50 | 1.50 | 1.50 | 3.25 | 3.00 | 4.00 | 3.00 | 0.75 | 0.33 | 1.25 | 0.75 | 1.25 | 0.33 | 1.00 | 0.67 | 0.40 | 1.00 | 0.75 | 2.00 | 2.50 | 4.50 | 2.67 | 2.00 | 3.00 | 1.77 | 30.57 |
| 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 | 1.00 | 0.20 | 0.00 | 0.00 | 0.00 | 0.25 | 0.00 | 0.00 | 0.00 | 0.00 | 0.05 | 0.81 |
| k | 1.00 | 1.00 | 1.00 | 1.33 | 0.75 | 0.67 | 0.00 | 0.00 | 1.50 | 1.00 | 0.75 | 1.00 | 0.33 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.25 | 0.00 | 0.00 | 0.00 | 0.60 | 0.67 | 0.75 | 1.00 | 0.75 | 1.00 | 1.33 | 2.50 | 2.00 | 0.68 | 11.78 |
| x | 4.00 | 5.67 | 3.67 | 1.67 | 1.75 | 2.33 | 3.00 | 0.50 | 1.50 | 3.00 | 3.75 | 1.00 | 1.67 | 3.67 | 1.75 | 2.67 | 1.50 | 1.75 | 2.50 | 3.33 | 2.33 | 3.67 | 1.20 | 1.00 | 1.00 | 0.33 | 1.25 | 1.50 | 1.33 | 1.50 | 3.00 | 2.22 | 38.25 |
| o | 1.33 | 1.33 | 2.33 | 3.00 | 2.00 | 1.67 | 1.00 | 2.50 | 3.50 | 3.00 | 3.25 | 4.00 | 3.33 | 3.33 | 1.25 | 1.67 | 1.50 | 1.50 | 2.00 | 1.33 | 1.00 | 1.67 | 2.40 | 2.00 | 3.25 | 4.00 | 3.50 | 2.00 | 4.33 | 4.50 | 3.00 | 2.47 | 42.53 |
| i | 0.00 | 0.33 | 0.00 | 0.33 | 0.50 | 0.33 | 1.00 | 2.00 | 1.50 | 0.00 | 0.25 | 0.50 | 1.33 | 0.00 | 0.25 | 0.00 | 0.00 | 0.25 | 0.25 | 0.00 | 0.33 | 0.00 | 0.20 | 0.67 | 0.25 | 1.33 | 1.00 | 3.50 | 0.67 | 0.50 | 0.00 | 0.56 | 9.61 |
| c | 0.67 | 0.67 | 1.00 | 1.00 | 0.50 | 0.67 | 0.67 | 0.00 | 0.00 | 1.00 | 0.50 | 0.50 | 0.33 | 0.33 | 0.50 | 0.33 | 0.25 | 0.00 | 0.25 | 0.00 | 0.00 | 0.00 | 0.20 | 0.33 | 0.00 | 0.67 | 0.75 | 1.00 | 1.67 | 1.50 | 2.00 | 0.56 | 9.61 |
| CV | 100.67 | 116.33 | 118.33 | 135.33 | 97.00 | 84.33 | 80.33 | 87.50 | 141.50 | 97.50 | 98.25 | 128.50 | 105.67 | 67.00 | 44.50 | 33.00 | 29.00 | 27.25 | 54.25 | 38.00 | 26.00 | 70.00 | 61.40 | 57.00 | 61.25 | 119.33 | 124.25 | 135.00 | 162.00 | 186.00 | 164.00 | 91.95 | 100 |
| CVn | 8.00 | 10.33 | 3.67 | 0.00 | 0.00 | 7.00 | 28.33 | 24.00 | 76.00 | 51.00 | 37.75 | 46.50 | 38.00 | 26.00 | 11.00 | 3.33 | 4.25 | 0.75 | 4.75 | 3.67 | 2.67 | 7.00 | 9.40 | 5.00 | 12.75 | 41.00 | 30.75 | 46.00 | 67.33 | 88.00 | 84.00 | 25.10 | 27.30 |
| CVs | 92.67 | 106.00 | 114.67 | 135.33 | 97.00 | 77.33 | 52.00 | 63.50 | 65.50 | 46.50 | 60.50 | 82.00 | 67.67 | 41.00 | 33.50 | 29.67 | 24.75 | 26.50 | 49.50 | 34.33 | 23.33 | 63.00 | 52.00 | 52.00 | 48.50 | 78.33 | 93.50 | 89.00 | 94.67 | 98.00 | 80.00 | 66.85 | 72.70 |
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