Statistics of sunspot activity
March, 2013
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 | 63.67 | 83.00 | 97.67 | 87.00 | 96.50 | 86.00 | 75.50 | 66.00 | 75.00 | 91.50 | 97.67 | 97.00 | 106.00 | 115.33 | 99.00 | 94.00 | 116.67 | 88.50 | 62.67 | 54.00 | 46.50 | 51.33 | 46.33 | 42.67 | 37.00 | 26.50 | 42.67 | 55.50 | 75.00 | 62.00 | 81.33 | 74.82 | 100 |
| Wn | 16.33 | 24.50 | 27.33 | 6.50 | 12.50 | 19.00 | 28.00 | 34.67 | 51.33 | 68.50 | 73.00 | 75.33 | 90.00 | 92.33 | 83.50 | 76.67 | 70.67 | 45.00 | 41.33 | 46.33 | 46.50 | 39.00 | 27.33 | 28.33 | 19.67 | 12.00 | 12.33 | 19.00 | 27.00 | 26.00 | 34.00 | 41.10 | 54.93 |
| Ws | 47.33 | 58.50 | 70.33 | 80.50 | 84.00 | 67.00 | 47.50 | 31.33 | 23.67 | 23.00 | 24.67 | 21.67 | 16.00 | 23.00 | 15.50 | 17.33 | 46.00 | 43.50 | 21.33 | 7.67 | 0.00 | 12.33 | 19.00 | 14.33 | 17.33 | 14.50 | 30.33 | 36.50 | 48.00 | 36.00 | 47.33 | 33.73 | 45.07 |
| n | 4.33 | 5.50 | 6.67 | 6.00 | 6.50 | 6.00 | 5.00 | 4.33 | 5.33 | 6.50 | 7.33 | 7.00 | 7.33 | 8.00 | 7.00 | 6.67 | 8.00 | 6.00 | 4.67 | 4.33 | 3.50 | 4.00 | 3.33 | 3.00 | 3.00 | 2.00 | 3.33 | 4.50 | 5.33 | 4.67 | 6.00 | 5.33 | 100 |
| A | 1.00 | 2.00 | 2.00 | 1.50 | 0.50 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.67 | 0.33 | 1.33 | 0.67 | 0.00 | 0.67 | 1.67 | 0.00 | 0.33 | 1.33 | 0.00 | 0.00 | 0.33 | 0.00 | 0.00 | 0.00 | 1.00 | 1.00 | 0.33 | 0.00 | 0.33 | 0.74 | 13.93 |
| B | 0.33 | 1.50 | 2.00 | 1.00 | 2.00 | 2.00 | 0.50 | 0.33 | 0.00 | 0.50 | 0.00 | 0.67 | 0.00 | 0.67 | 0.00 | 1.00 | 1.00 | 0.50 | 0.33 | 0.67 | 0.00 | 0.67 | 0.00 | 0.33 | 1.33 | 1.00 | 0.67 | 2.50 | 1.33 | 0.00 | 0.00 | 0.74 | 13.82 |
| C | 1.00 | 0.00 | 0.67 | 1.00 | 1.50 | 1.00 | 1.50 | 0.67 | 0.33 | 0.50 | 1.00 | 0.00 | 1.67 | 0.67 | 2.00 | 1.00 | 1.00 | 3.00 | 0.67 | 2.00 | 1.00 | 2.00 | 1.33 | 1.33 | 0.00 | 0.00 | 0.33 | 0.50 | 2.33 | 2.33 | 2.67 | 1.13 | 21.19 |
| D | 1.67 | 1.00 | 1.33 | 2.00 | 2.00 | 1.50 | 1.00 | 0.67 | 1.67 | 2.00 | 0.33 | 1.67 | 1.67 | 2.00 | 1.50 | 0.67 | 1.00 | 1.00 | 2.00 | 0.00 | 2.00 | 0.67 | 1.00 | 0.33 | 0.33 | 0.00 | 0.33 | 0.00 | 1.00 | 1.00 | 1.00 | 1.11 | 20.79 |
| E | 0.00 | 0.50 | 0.33 | 0.00 | 0.00 | 0.00 | 0.00 | 0.33 | 0.00 | 0.00 | 1.00 | 0.67 | 0.00 | 0.67 | 0.50 | 1.00 | 0.67 | 0.50 | 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 | 0.21 | 3.94 |
| 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 | 0.33 | 0.50 | 0.33 | 0.00 | 0.00 | 0.00 | 0.50 | 0.00 | 0.00 | 0.00 | 0.00 | 0.33 | 0.00 | 0.33 | 0.50 | 0.33 | 0.67 | 0.50 | 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 | 0.15 | 2.83 |
| H | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.67 | 0.00 | 0.33 | 0.33 | 0.33 | 0.33 | 0.50 | 1.00 | 1.00 | 0.00 | 0.33 | 0.33 | 0.50 | 0.00 | 0.33 | 0.33 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.67 | 0.23 | 4.24 |
| I | 0.00 | 0.00 | 0.00 | 0.50 | 0.50 | 0.50 | 0.50 | 1.33 | 1.67 | 2.50 | 3.00 | 3.00 | 2.33 | 2.67 | 2.00 | 1.00 | 1.00 | 0.50 | 0.33 | 0.00 | 0.00 | 0.67 | 0.33 | 0.67 | 1.33 | 1.00 | 1.00 | 0.50 | 0.33 | 1.33 | 1.33 | 1.03 | 19.27 |
| x | 1.33 | 3.50 | 4.00 | 2.50 | 2.50 | 3.00 | 1.50 | 1.33 | 1.00 | 1.50 | 1.67 | 1.00 | 1.33 | 1.33 | 0.00 | 1.67 | 2.67 | 0.50 | 0.67 | 2.00 | 0.00 | 0.67 | 0.33 | 0.33 | 1.33 | 1.00 | 1.67 | 3.50 | 1.67 | 0.00 | 0.33 | 1.48 | 27.75 |
| r | 0.33 | 0.00 | 0.33 | 0.00 | 0.00 | 0.50 | 0.00 | 1.00 | 1.00 | 0.00 | 0.00 | 0.00 | 1.33 | 1.33 | 0.50 | 0.00 | 0.00 | 0.50 | 0.00 | 0.33 | 0.50 | 0.00 | 0.00 | 0.00 | 0.33 | 0.00 | 0.67 | 0.00 | 0.00 | 0.00 | 0.67 | 0.30 | 5.65 |
| s | 1.00 | 0.50 | 0.67 | 2.50 | 1.50 | 1.00 | 1.00 | 1.00 | 1.67 | 2.50 | 4.33 | 3.00 | 3.67 | 3.33 | 5.00 | 2.33 | 2.33 | 1.00 | 2.00 | 0.67 | 2.00 | 1.67 | 1.67 | 1.00 | 0.67 | 0.50 | 0.33 | 0.00 | 1.33 | 2.33 | 1.67 | 1.75 | 32.80 |
| a | 1.67 | 0.50 | 0.67 | 1.00 | 2.50 | 1.50 | 2.50 | 1.00 | 1.00 | 2.50 | 1.00 | 2.67 | 0.33 | 1.67 | 1.00 | 1.67 | 1.33 | 2.50 | 1.33 | 0.33 | 0.00 | 1.67 | 1.00 | 1.33 | 0.67 | 0.50 | 0.67 | 1.00 | 2.33 | 1.67 | 2.33 | 1.35 | 25.33 |
| h | 0.00 | 1.00 | 1.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.67 | 0.00 | 0.00 | 0.00 | 0.67 | 0.33 | 0.50 | 0.33 | 1.33 | 1.00 | 0.33 | 0.00 | 0.50 | 0.00 | 0.33 | 0.33 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.33 | 0.28 | 5.25 |
| k | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.33 | 0.33 | 0.00 | 0.00 | 0.00 | 0.67 | 0.33 | 0.50 | 0.33 | 1.00 | 0.50 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.67 | 0.67 | 0.17 | 3.23 |
| x | 1.00 | 2.00 | 2.00 | 2.00 | 1.00 | 1.50 | 1.50 | 2.33 | 3.33 | 3.50 | 5.00 | 3.67 | 4.00 | 3.67 | 2.50 | 2.67 | 3.67 | 0.50 | 1.00 | 1.67 | 0.50 | 0.67 | 1.00 | 1.00 | 1.33 | 1.00 | 2.00 | 1.50 | 0.67 | 1.33 | 2.33 | 1.99 | 37.44 |
| o | 2.67 | 3.00 | 4.00 | 4.00 | 4.50 | 4.00 | 2.50 | 1.33 | 2.00 | 2.50 | 1.33 | 2.67 | 3.00 | 3.67 | 4.00 | 3.00 | 3.67 | 5.00 | 3.33 | 2.67 | 3.00 | 3.33 | 2.33 | 2.00 | 1.67 | 1.00 | 1.33 | 3.00 | 4.67 | 3.33 | 3.67 | 2.97 | 55.80 |
| i | 0.67 | 0.50 | 0.67 | 0.00 | 1.00 | 0.50 | 1.00 | 0.33 | 0.00 | 0.50 | 1.00 | 0.67 | 0.33 | 0.67 | 0.50 | 1.00 | 0.67 | 0.50 | 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 | 0.35 | 6.56 |
| c | 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 | 0.00 | 0.00 | 0.01 | 0.20 |
| CV | 53.00 | 78.50 | 85.33 | 63.50 | 65.50 | 48.00 | 52.50 | 40.67 | 76.67 | 72.00 | 88.33 | 99.67 | 99.00 | 108.33 | 118.00 | 108.00 | 134.33 | 118.50 | 92.33 | 52.00 | 84.00 | 41.67 | 53.67 | 39.67 | 18.33 | 10.50 | 16.33 | 13.50 | 50.00 | 74.00 | 88.67 | 69.18 | 100 |
| CVn | 5.00 | 2.50 | 3.33 | 0.50 | 1.50 | 6.50 | 15.00 | 15.33 | 55.33 | 51.50 | 61.33 | 77.67 | 88.00 | 95.33 | 100.00 | 83.67 | 94.33 | 80.50 | 67.00 | 51.00 | 84.00 | 30.00 | 34.00 | 32.67 | 12.00 | 8.50 | 8.00 | 8.50 | 22.33 | 39.00 | 26.00 | 40.66 | 58.77 |
| CVs | 48.00 | 76.00 | 82.00 | 63.00 | 64.00 | 41.50 | 37.50 | 25.33 | 21.33 | 20.50 | 27.00 | 22.00 | 11.00 | 13.00 | 18.00 | 24.33 | 40.00 | 38.00 | 25.33 | 1.00 | 0.00 | 11.67 | 19.67 | 7.00 | 6.33 | 2.00 | 8.33 | 5.00 | 27.67 | 35.00 | 62.67 | 28.52 | 41.23 |
|
