Statistics of sunspot activity
March, 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 | 65.00 | 52.00 | 38.00 | 39.75 | 20.50 | 47.00 | 32.00 | 30.00 | 29.00 | 33.00 | 57.33 | 57.67 | 87.33 | 59.33 | 56.00 | 56.75 | 37.00 | 42.00 | 56.33 | 36.00 | 28.50 | 95.33 | 108.50 | 130.50 | 136.50 | 107.00 | 120.33 | 93.25 | 70.00 | 57.50 | 49.25 | 62.22 | 100 |
| Wn | 36.00 | 31.67 | 17.00 | 24.50 | 14.50 | 17.00 | 0.00 | 0.00 | 0.00 | 0.00 | 7.33 | 4.33 | 12.00 | 3.67 | 0.00 | 8.75 | 11.00 | 28.67 | 44.67 | 33.25 | 11.00 | 40.67 | 65.00 | 73.50 | 60.50 | 41.25 | 60.33 | 36.75 | 20.75 | 17.50 | 17.25 | 23.83 | 38.31 |
| Ws | 29.00 | 20.33 | 21.00 | 15.25 | 6.00 | 30.00 | 32.00 | 30.00 | 29.00 | 33.00 | 50.00 | 53.33 | 75.33 | 55.67 | 56.00 | 48.00 | 26.00 | 13.33 | 11.67 | 2.75 | 17.50 | 54.67 | 43.50 | 57.00 | 76.00 | 65.75 | 60.00 | 56.50 | 49.25 | 40.00 | 32.00 | 38.38 | 61.69 |
| n | 4.00 | 3.00 | 2.00 | 2.25 | 1.50 | 3.75 | 2.00 | 1.67 | 1.00 | 1.00 | 3.00 | 3.33 | 5.00 | 3.00 | 3.00 | 3.50 | 2.67 | 3.00 | 4.33 | 3.00 | 2.50 | 6.67 | 7.50 | 9.25 | 9.00 | 7.25 | 8.33 | 6.00 | 4.75 | 4.00 | 3.50 | 4.02 | 100 |
| A | 0.33 | 0.67 | 0.00 | 0.50 | 0.00 | 2.25 | 0.00 | 0.00 | 0.00 | 0.00 | 1.00 | 0.33 | 0.67 | 1.67 | 1.33 | 2.00 | 1.33 | 0.00 | 0.33 | 1.00 | 0.50 | 2.00 | 1.00 | 2.00 | 1.00 | 2.50 | 2.33 | 1.75 | 0.50 | 1.00 | 0.00 | 0.90 | 22.44 |
| B | 1.00 | 0.33 | 0.00 | 0.00 | 1.00 | 0.50 | 0.00 | 0.33 | 0.00 | 0.00 | 0.67 | 1.00 | 2.00 | 0.33 | 0.33 | 0.00 | 0.00 | 0.00 | 0.33 | 0.25 | 0.00 | 1.67 | 1.00 | 1.25 | 2.00 | 0.00 | 1.67 | 0.50 | 1.50 | 0.50 | 1.75 | 0.64 | 15.97 |
| C | 1.67 | 1.00 | 1.00 | 1.00 | 0.50 | 0.50 | 2.00 | 0.33 | 0.00 | 0.00 | 0.33 | 1.00 | 1.00 | 0.00 | 0.00 | 0.25 | 0.00 | 1.33 | 1.67 | 0.50 | 0.00 | 2.67 | 3.00 | 1.25 | 1.50 | 1.25 | 1.33 | 0.50 | 0.75 | 0.50 | 1.50 | 0.91 | 22.71 |
| D | 0.67 | 0.67 | 1.00 | 0.75 | 0.00 | 0.00 | 0.00 | 0.67 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 0.00 | 0.33 | 0.00 | 0.00 | 0.33 | 0.67 | 0.00 | 1.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.75 | 0.00 | 0.50 | 1.00 | 1.50 | 0.00 | 0.48 | 11.89 |
| 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 | 0.33 | 1.00 | 1.00 | 0.75 | 0.33 | 0.00 | 0.00 | 0.00 | 0.00 | 0.33 | 1.00 | 0.75 | 0.50 | 0.50 | 1.00 | 0.50 | 0.25 | 0.00 | 0.00 | 0.27 | 6.61 |
| 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 | 0.33 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.50 | 0.25 | 0.00 | 0.25 | 0.00 | 0.00 | 0.00 | 0.04 | 1.07 |
| 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 | 0.25 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.25 | 0.00 | 0.00 | 0.00 | 0.00 | 0.25 | 0.00 | 0.00 | 0.02 | 0.60 |
| 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 | 0.33 | 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 | 0.02 | 0.47 |
| I | 0.33 | 0.33 | 0.00 | 0.00 | 0.00 | 0.50 | 0.00 | 0.33 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.25 | 0.67 | 1.00 | 1.33 | 1.25 | 1.00 | 0.00 | 1.50 | 3.50 | 3.50 | 2.00 | 2.00 | 2.00 | 0.50 | 0.50 | 0.25 | 0.73 | 18.24 |
| x | 1.33 | 1.00 | 0.00 | 0.50 | 1.00 | 2.75 | 0.00 | 0.33 | 0.00 | 0.00 | 1.67 | 1.33 | 2.67 | 2.00 | 1.67 | 2.00 | 1.33 | 0.00 | 0.67 | 1.25 | 0.50 | 3.67 | 2.00 | 3.25 | 3.00 | 2.50 | 4.00 | 2.25 | 2.00 | 1.50 | 1.75 | 1.55 | 38.41 |
| r | 0.67 | 0.00 | 0.00 | 0.25 | 0.00 | 0.75 | 0.00 | 0.33 | 0.00 | 0.00 | 0.00 | 0.67 | 0.67 | 0.00 | 0.00 | 0.25 | 0.00 | 0.00 | 0.33 | 0.50 | 0.00 | 0.00 | 1.50 | 0.25 | 0.00 | 0.75 | 0.33 | 0.75 | 0.25 | 0.00 | 0.50 | 0.28 | 7.01 |
| s | 1.00 | 1.00 | 1.00 | 0.25 | 0.00 | 0.00 | 0.00 | 0.33 | 0.00 | 0.00 | 0.00 | 0.33 | 0.67 | 0.00 | 0.33 | 0.00 | 0.67 | 1.00 | 1.67 | 0.50 | 1.50 | 0.67 | 1.00 | 1.75 | 1.00 | 1.25 | 2.33 | 1.00 | 1.00 | 1.00 | 0.00 | 0.69 | 17.03 |
| a | 1.00 | 1.00 | 1.00 | 1.25 | 0.50 | 0.25 | 2.00 | 0.33 | 0.33 | 0.00 | 0.33 | 0.00 | 0.00 | 0.00 | 0.00 | 0.50 | 0.00 | 1.33 | 1.33 | 0.75 | 0.50 | 1.67 | 2.00 | 3.00 | 4.00 | 1.75 | 0.67 | 1.00 | 0.50 | 0.50 | 0.25 | 0.90 | 22.24 |
| 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 | 0.25 | 0.50 | 0.25 | 0.04 | 1.00 |
| k | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.33 | 0.67 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 0.75 | 0.67 | 0.67 | 0.33 | 0.00 | 0.00 | 0.67 | 1.00 | 0.75 | 1.00 | 1.00 | 1.00 | 1.00 | 0.75 | 0.50 | 0.75 | 0.58 | 14.30 |
| x | 0.67 | 1.00 | 0.00 | 0.50 | 0.00 | 2.75 | 0.00 | 0.33 | 0.00 | 0.00 | 1.00 | 0.33 | 0.67 | 1.67 | 1.33 | 2.25 | 2.00 | 1.33 | 1.67 | 2.25 | 1.50 | 2.00 | 2.50 | 5.75 | 4.50 | 4.50 | 4.33 | 3.75 | 1.00 | 1.50 | 0.25 | 1.66 | 41.15 |
| o | 2.67 | 1.00 | 1.00 | 1.25 | 1.50 | 1.00 | 1.00 | 0.33 | 0.00 | 0.00 | 1.00 | 2.00 | 3.33 | 0.33 | 0.33 | 0.50 | 0.00 | 1.00 | 2.33 | 0.75 | 1.00 | 4.00 | 4.00 | 2.50 | 3.50 | 1.50 | 2.33 | 1.25 | 2.50 | 2.00 | 3.00 | 1.58 | 39.21 |
| i | 0.00 | 1.00 | 1.00 | 0.50 | 0.00 | 0.00 | 1.00 | 0.33 | 0.33 | 0.00 | 0.00 | 0.00 | 0.33 | 0.00 | 0.67 | 0.00 | 0.33 | 0.33 | 0.33 | 0.00 | 0.00 | 0.67 | 0.50 | 0.25 | 0.50 | 0.75 | 1.67 | 0.25 | 1.25 | 0.50 | 0.25 | 0.41 | 10.22 |
| c | 0.67 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.67 | 0.67 | 1.00 | 1.00 | 1.00 | 0.67 | 1.00 | 0.67 | 0.75 | 0.33 | 0.33 | 0.00 | 0.00 | 0.00 | 0.00 | 0.50 | 0.75 | 0.50 | 0.50 | 0.00 | 0.75 | 0.00 | 0.00 | 0.00 | 0.38 | 9.42 |
| CV | 39.67 | 31.00 | 34.50 | 24.00 | 6.00 | 8.50 | 17.00 | 36.67 | 44.00 | 55.00 | 60.00 | 64.33 | 72.33 | 58.33 | 63.67 | 52.00 | 42.67 | 53.67 | 52.67 | 14.25 | 32.50 | 56.67 | 87.50 | 100.75 | 96.50 | 91.50 | 84.00 | 80.75 | 73.25 | 72.50 | 46.75 | 53.32 | 100 |
| CVn | 27.67 | 17.67 | 9.50 | 15.50 | 5.00 | 4.25 | 0.00 | 0.00 | 0.00 | 0.00 | 0.67 | 0.67 | 9.67 | 0.33 | 0.00 | 3.25 | 7.00 | 26.00 | 28.33 | 14.00 | 10.00 | 25.67 | 30.00 | 38.25 | 39.50 | 22.25 | 29.67 | 21.75 | 8.50 | 6.00 | 2.50 | 13.02 | 24.42 |
| CVs | 12.00 | 13.33 | 25.00 | 8.50 | 1.00 | 4.25 | 17.00 | 36.67 | 44.00 | 55.00 | 59.33 | 63.67 | 62.67 | 58.00 | 63.67 | 48.75 | 35.67 | 27.67 | 24.33 | 0.25 | 22.50 | 31.00 | 57.50 | 62.50 | 57.00 | 69.25 | 54.33 | 59.00 | 64.75 | 66.50 | 44.25 | 40.30 | 75.58 |
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