Statistics of sunspot activity
March, 1985
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 | 11.00 | 11.00 | 11.00 | 0.00 | 0.00 | 0.00 | 0.00 | 25.00 | 16.40 | 23.00 | 24.25 | 18.67 | 12.60 | 11.50 | 0.00 | 14.67 | 17.00 | 37.00 | 30.60 | 17.20 | 15.00 | 17.00 | 20.50 | 50.40 | 36.50 | 24.40 | 20.67 | 28.50 | 26.67 | 30.25 | 26.14 | 18.61 | 100 |
| Wn | 11.00 | 11.00 | 11.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 2.80 | 11.00 | 15.00 | 15.00 | 12.60 | 11.50 | 0.00 | 0.00 | 0.00 | 4.00 | 2.20 | 0.00 | 7.33 | 12.67 | 20.50 | 29.60 | 23.50 | 22.00 | 20.67 | 19.75 | 19.17 | 17.75 | 16.43 | 10.21 | 54.85 |
| Ws | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 25.00 | 13.60 | 12.00 | 9.25 | 3.67 | 0.00 | 0.00 | 0.00 | 14.67 | 17.00 | 33.00 | 28.40 | 17.20 | 7.67 | 4.33 | 0.00 | 20.80 | 13.00 | 2.40 | 0.00 | 8.75 | 7.50 | 12.50 | 9.71 | 8.40 | 45.15 |
| n | 1.00 | 1.00 | 1.00 | 0.00 | 0.00 | 0.00 | 0.00 | 2.00 | 1.20 | 2.00 | 1.75 | 1.33 | 1.00 | 1.00 | 0.00 | 1.00 | 1.00 | 2.33 | 2.20 | 1.40 | 1.33 | 1.33 | 1.50 | 3.40 | 2.50 | 1.20 | 1.00 | 1.75 | 1.67 | 2.00 | 2.00 | 1.32 | 100 |
| A | 0.00 | 0.00 | 1.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.00 | 0.20 | 1.00 | 0.50 | 0.33 | 0.40 | 0.50 | 0.00 | 0.00 | 0.00 | 0.17 | 1.00 | 0.80 | 1.33 | 0.17 | 0.50 | 0.40 | 0.75 | 0.20 | 0.00 | 0.50 | 0.50 | 0.50 | 0.71 | 0.40 | 30.48 |
| B | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.75 | 0.80 | 1.00 | 1.25 | 0.33 | 0.20 | 0.50 | 0.00 | 1.00 | 0.50 | 1.17 | 0.20 | 0.20 | 0.00 | 0.17 | 0.00 | 1.60 | 0.50 | 0.00 | 0.00 | 0.25 | 0.17 | 0.50 | 0.29 | 0.37 | 27.80 |
| C | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.25 | 0.20 | 0.00 | 0.00 | 0.50 | 0.40 | 0.00 | 0.00 | 0.00 | 0.50 | 1.00 | 1.00 | 0.40 | 0.00 | 0.00 | 0.17 | 0.40 | 0.25 | 0.40 | 1.00 | 0.75 | 0.50 | 0.25 | 0.00 | 0.26 | 19.48 |
| D | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.17 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.67 | 0.40 | 0.75 | 0.60 | 0.00 | 0.25 | 0.50 | 0.50 | 0.71 | 0.15 | 11.12 |
| 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 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.20 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.01 | 0.49 |
| 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 | 0.00 | 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 | 0.17 | 0.40 | 0.25 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.03 | 2.00 |
| 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 | 0.83 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.03 | 2.04 |
| I | 1.00 | 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 | 0.00 | 0.00 | 0.00 | 0.17 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.25 | 0.29 | 0.09 | 6.61 |
| x | 0.00 | 0.00 | 1.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.75 | 1.00 | 2.00 | 1.75 | 0.67 | 0.60 | 1.00 | 0.00 | 1.00 | 0.50 | 1.33 | 1.20 | 1.00 | 1.33 | 0.33 | 0.50 | 2.00 | 1.25 | 0.20 | 0.00 | 0.75 | 0.67 | 1.00 | 1.00 | 0.77 | 58.27 |
| r | 0.00 | 0.25 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.20 | 0.00 | 0.00 | 0.50 | 0.20 | 0.00 | 0.00 | 0.00 | 0.00 | 0.67 | 0.80 | 0.40 | 0.00 | 0.17 | 0.00 | 0.40 | 0.25 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.12 | 9.37 |
| s | 0.83 | 0.50 | 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 | 0.00 | 0.17 | 0.17 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.83 | 0.50 | 0.86 | 0.13 | 10.04 |
| a | 0.17 | 0.25 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.17 | 0.20 | 0.00 | 0.00 | 0.00 | 0.33 | 0.17 | 0.20 | 0.00 | 0.00 | 0.00 | 0.17 | 0.00 | 0.00 | 0.00 | 0.00 | 0.25 | 0.00 | 0.50 | 0.14 | 0.08 | 6.22 |
| 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 | 0.17 | 0.00 | 0.00 | 0.20 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.01 | 0.90 |
| k | 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 | 0.83 | 0.67 | 1.00 | 1.00 | 0.80 | 1.00 | 0.75 | 0.17 | 0.00 | 0.00 | 0.20 | 15.20 |
| x | 1.00 | 1.00 | 1.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.00 | 0.20 | 1.00 | 0.50 | 0.33 | 0.40 | 0.50 | 0.00 | 0.00 | 0.00 | 0.17 | 1.00 | 0.80 | 1.33 | 1.17 | 0.50 | 0.40 | 0.75 | 0.20 | 0.00 | 0.50 | 0.50 | 0.75 | 1.00 | 0.52 | 39.12 |
| o | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.00 | 1.00 | 1.00 | 1.25 | 1.00 | 0.60 | 0.50 | 0.00 | 1.00 | 0.83 | 2.00 | 1.20 | 0.60 | 0.00 | 0.17 | 0.67 | 2.80 | 1.50 | 1.00 | 1.00 | 1.25 | 1.17 | 1.25 | 1.00 | 0.77 | 58.15 |
| i | 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 | 0.17 | 0.17 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.20 | 0.25 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.03 | 1.92 |
| c | 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 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.01 | 0.81 |
| CV | 9.50 | 7.75 | 1.00 | 0.00 | 0.00 | 0.00 | 0.00 | 5.25 | 2.80 | 3.00 | 3.00 | 6.67 | 3.40 | 1.50 | 0.00 | 2.00 | 5.67 | 9.17 | 7.00 | 3.20 | 1.33 | 32.00 | 42.83 | 49.80 | 47.00 | 41.80 | 38.00 | 34.25 | 23.33 | 17.00 | 21.57 | 13.54 | 100 |
| CVn | 9.50 | 7.75 | 1.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.40 | 1.00 | 2.00 | 6.33 | 3.40 | 1.50 | 0.00 | 0.00 | 0.00 | 0.50 | 0.20 | 0.00 | 0.67 | 31.50 | 42.83 | 46.20 | 45.50 | 41.60 | 38.00 | 33.25 | 22.50 | 15.50 | 20.43 | 11.99 | 88.50 |
| CVs | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 5.25 | 2.40 | 2.00 | 1.00 | 0.33 | 0.00 | 0.00 | 0.00 | 2.00 | 5.67 | 8.67 | 6.80 | 3.20 | 0.67 | 0.50 | 0.00 | 3.60 | 1.50 | 0.20 | 0.00 | 1.00 | 0.83 | 1.50 | 1.14 | 1.56 | 11.50 |
|
