Statistics of sunspot activity
March, 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 | 20.00 | 32.75 | 51.00 | 75.00 | 103.50 | 103.00 | 99.67 | 83.00 | 94.00 | 0.00 | 103.00 | 90.50 | 80.00 | 76.50 | 82.33 | 83.33 | 81.33 | 55.00 | 63.33 | 66.33 | 67.33 | 63.67 | 79.00 | 89.00 | 74.33 | 54.00 | 76.00 | 76.33 | 102.00 | 77.33 | 72.00 | 73.37 | 100.00 |
| Wn | 20.00 | 26.75 | 33.67 | 53.33 | 62.50 | 60.00 | 65.00 | 53.00 | 61.00 | 0.00 | 77.00 | 67.00 | 68.00 | 65.00 | 55.67 | 40.67 | 22.33 | 11.00 | 28.67 | 31.00 | 15.00 | 22.33 | 36.50 | 51.00 | 31.00 | 26.33 | 25.67 | 18.67 | 30.00 | 30.67 | 39.00 | 39.60 | 53.98 |
| Ws | 0.00 | 6.00 | 17.33 | 21.67 | 41.00 | 43.00 | 34.67 | 30.00 | 33.00 | 0.00 | 26.00 | 23.50 | 12.00 | 11.50 | 26.67 | 42.67 | 59.00 | 44.00 | 34.67 | 35.33 | 52.33 | 41.33 | 42.50 | 38.00 | 43.33 | 27.67 | 50.33 | 57.67 | 72.00 | 46.67 | 33.00 | 33.77 | 46.02 |
| n | 1.67 | 2.75 | 4.00 | 5.00 | 5.00 | 4.33 | 3.67 | 4.00 | 5.00 | 0.00 | 6.00 | 6.00 | 5.00 | 4.00 | 4.67 | 5.33 | 5.67 | 4.00 | 4.67 | 5.33 | 5.33 | 5.00 | 6.50 | 7.00 | 5.00 | 3.67 | 5.00 | 5.33 | 7.00 | 6.00 | 5.67 | 4.76 | 100.00 |
| A | 0.00 | 0.25 | 0.00 | 1.00 | 0.00 | 0.00 | 0.33 | 0.00 | 0.00 | 0.00 | 0.00 | 1.00 | 0.00 | 0.00 | 0.33 | 1.00 | 1.00 | 0.50 | 1.33 | 1.00 | 1.00 | 3.00 | 3.00 | 2.00 | 1.00 | 0.33 | 0.67 | 1.00 | 1.00 | 0.33 | 0.67 | 0.70 | 14.74 |
| B | 0.33 | 0.75 | 0.67 | 1.00 | 1.00 | 0.67 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.67 | 1.00 | 0.67 | 0.50 | 0.00 | 0.33 | 0.67 | 0.33 | 2.50 | 0.00 | 1.33 | 0.67 | 1.33 | 1.33 | 0.67 | 1.00 | 0.33 | 0.57 | 12.03 |
| C | 0.33 | 0.50 | 1.00 | 0.33 | 0.50 | 0.00 | 0.33 | 1.00 | 0.00 | 0.00 | 2.00 | 1.50 | 1.00 | 1.50 | 2.00 | 1.67 | 2.67 | 0.00 | 1.67 | 2.33 | 1.67 | 0.67 | 0.50 | 2.00 | 0.33 | 1.33 | 1.33 | 0.33 | 3.00 | 1.67 | 2.67 | 1.16 | 24.28 |
| D | 0.00 | 0.25 | 1.00 | 1.67 | 2.50 | 3.00 | 2.67 | 2.00 | 2.00 | 0.00 | 3.00 | 1.00 | 2.00 | 1.50 | 1.33 | 1.00 | 1.00 | 2.00 | 1.33 | 1.00 | 0.67 | 0.67 | 0.00 | 0.00 | 0.67 | 0.00 | 0.33 | 1.67 | 1.33 | 1.33 | 1.00 | 1.22 | 25.69 |
| E | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.33 | 0.33 | 1.00 | 1.00 | 0.00 | 1.00 | 1.00 | 0.00 | 0.00 | 0.33 | 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 | 0.17 | 3.61 |
| 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 | 0.00 | 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 | 0.01 | 0.23 |
| 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 | 1.00 | 0.50 | 0.00 | 0.33 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.00 | 0.67 | 0.67 | 0.67 | 1.00 | 0.67 | 0.00 | 0.00 | 0.21 | 4.40 |
| H | 0.00 | 0.00 | 0.00 | 0.00 | 0.50 | 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 | 0.33 | 0.33 | 0.04 | 0.79 |
| I | 1.00 | 1.00 | 1.33 | 1.00 | 0.50 | 0.33 | 0.00 | 0.00 | 2.00 | 0.00 | 0.00 | 1.50 | 1.00 | 0.50 | 0.00 | 0.00 | 0.33 | 1.00 | 0.33 | 0.67 | 1.33 | 0.33 | 0.50 | 2.00 | 1.00 | 0.67 | 0.67 | 0.00 | 0.00 | 1.33 | 0.67 | 0.68 | 14.23 |
| x | 0.33 | 1.00 | 0.67 | 2.00 | 1.00 | 0.67 | 0.33 | 0.00 | 0.00 | 0.00 | 0.00 | 1.00 | 0.00 | 0.00 | 1.00 | 2.00 | 1.67 | 1.00 | 1.33 | 1.33 | 1.67 | 3.33 | 5.50 | 2.00 | 2.33 | 1.00 | 2.00 | 2.33 | 1.67 | 1.33 | 1.00 | 1.27 | 26.76 |
| r | 0.33 | 0.25 | 0.67 | 0.00 | 0.50 | 0.33 | 0.00 | 1.00 | 1.00 | 0.00 | 0.00 | 0.00 | 1.00 | 0.50 | 0.67 | 1.00 | 1.33 | 0.00 | 0.33 | 0.67 | 0.00 | 0.00 | 0.00 | 2.00 | 0.33 | 0.00 | 0.33 | 1.00 | 1.67 | 1.33 | 1.33 | 0.57 | 11.91 |
| s | 1.00 | 1.50 | 2.00 | 1.67 | 0.50 | 1.00 | 1.33 | 0.00 | 2.00 | 0.00 | 4.50 | 3.50 | 3.00 | 2.50 | 2.67 | 2.33 | 2.67 | 2.50 | 2.33 | 2.00 | 3.67 | 1.33 | 0.50 | 2.00 | 1.33 | 2.00 | 2.00 | 2.00 | 3.33 | 2.67 | 2.67 | 2.02 | 42.35 |
| a | 0.00 | 0.00 | 0.00 | 0.33 | 1.00 | 1.33 | 0.33 | 2.00 | 1.00 | 0.00 | 0.00 | 0.00 | 1.00 | 1.00 | 0.33 | 0.00 | 0.00 | 0.50 | 0.67 | 0.67 | 0.00 | 0.33 | 0.50 | 1.00 | 0.67 | 0.33 | 0.33 | 0.00 | 0.00 | 0.33 | 0.00 | 0.44 | 9.26 |
| h | 0.00 | 0.00 | 0.33 | 0.33 | 0.50 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.50 | 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 | 0.33 | 0.00 | 0.33 | 0.00 | 0.33 | 0.33 | 0.67 | 0.14 | 2.94 |
| k | 0.00 | 0.00 | 0.33 | 0.67 | 1.50 | 1.00 | 1.67 | 1.00 | 1.00 | 0.00 | 1.00 | 1.50 | 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 | 0.32 | 6.78 |
| x | 1.00 | 1.25 | 1.33 | 2.00 | 1.00 | 0.33 | 0.33 | 0.00 | 2.00 | 0.00 | 0.00 | 2.50 | 1.00 | 0.50 | 0.33 | 1.00 | 1.33 | 1.50 | 1.67 | 1.67 | 2.33 | 3.33 | 3.50 | 4.00 | 2.00 | 1.00 | 1.33 | 1.00 | 1.00 | 2.00 | 1.67 | 1.42 | 29.76 |
| o | 0.67 | 1.50 | 2.33 | 2.00 | 2.00 | 1.33 | 1.00 | 3.00 | 2.00 | 0.00 | 4.50 | 2.50 | 3.00 | 2.50 | 2.67 | 3.67 | 4.33 | 2.50 | 3.00 | 3.67 | 3.00 | 1.33 | 2.50 | 3.00 | 3.00 | 2.67 | 3.00 | 4.33 | 5.33 | 4.00 | 4.00 | 2.72 | 57.14 |
| i | 0.00 | 0.00 | 0.00 | 0.33 | 1.00 | 0.67 | 1.00 | 0.00 | 0.00 | 0.00 | 0.50 | 0.50 | 1.00 | 1.00 | 1.67 | 0.67 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.33 | 0.50 | 0.00 | 0.00 | 0.00 | 0.33 | 0.00 | 0.67 | 0.00 | 0.00 | 0.33 | 6.89 |
| c | 0.00 | 0.00 | 0.33 | 0.67 | 1.00 | 2.00 | 1.33 | 1.00 | 1.00 | 0.00 | 1.00 | 0.50 | 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 | 0.30 | 6.21 |
| CV | 12.33 | 20.50 | 64.67 | 84.33 | 127.00 | 120.33 | 124.67 | 99.00 | 114.00 | 0.00 | 168.50 | 118.00 | 88.00 | 65.00 | 63.33 | 57.00 | 50.00 | 58.50 | 51.33 | 70.00 | 50.67 | 30.33 | 17.50 | 55.00 | 54.00 | 45.00 | 60.67 | 65.67 | 93.33 | 70.67 | 77.67 | 70.23 | 100.00 |
| CVn | 12.33 | 19.50 | 53.33 | 65.33 | 92.50 | 86.67 | 85.00 | 75.00 | 85.00 | 0.00 | 125.50 | 101.50 | 63.00 | 56.00 | 45.67 | 30.67 | 14.00 | 10.00 | 20.00 | 12.00 | 7.33 | 2.00 | 4.00 | 15.00 | 12.00 | 15.33 | 18.67 | 21.00 | 25.33 | 28.33 | 28.67 | 39.70 | 56.53 |
| CVs | 0.00 | 1.00 | 11.33 | 19.00 | 34.50 | 33.67 | 39.67 | 24.00 | 29.00 | 0.00 | 43.00 | 16.50 | 25.00 | 9.00 | 17.67 | 26.33 | 36.00 | 48.50 | 31.33 | 58.00 | 43.33 | 28.33 | 13.50 | 40.00 | 42.00 | 29.67 | 42.00 | 44.67 | 68.00 | 42.33 | 49.00 | 30.53 | 43.47 |
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