Statistics of sunspot activity
July, 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 | 27.33 | 30.50 | 39.50 | 47.33 | 58.33 | 67.60 | 91.50 | 87.80 | 101.14 | 103.00 | 72.20 | 49.14 | 22.00 | 11.17 | 11.00 | 11.57 | 11.57 | 15.60 | 15.33 | 12.17 | 11.60 | 18.50 | 18.60 | 11.20 | 12.67 | 12.67 | 13.00 | 41.83 | 48.60 | 39.50 | 41.17 | 37.26 | 100 |
| Wn | 0.00 | 0.00 | 2.17 | 4.00 | 0.00 | 5.00 | 0.00 | 0.00 | 20.71 | 21.00 | 16.40 | 16.29 | 16.00 | 11.17 | 11.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 7.17 | 12.67 | 13.00 | 14.17 | 16.60 | 21.67 | 27.17 | 7.62 | 20.45 |
| Ws | 27.33 | 30.50 | 37.33 | 43.33 | 58.33 | 62.60 | 91.50 | 87.80 | 80.43 | 82.00 | 55.80 | 32.86 | 6.00 | 0.00 | 0.00 | 11.57 | 11.57 | 15.60 | 15.33 | 12.17 | 11.60 | 18.50 | 18.60 | 11.20 | 5.50 | 0.00 | 0.00 | 27.67 | 32.00 | 17.83 | 14.00 | 29.64 | 79.55 |
| n | 2.17 | 2.00 | 2.17 | 3.17 | 3.00 | 3.60 | 4.75 | 3.40 | 4.29 | 4.00 | 3.00 | 2.86 | 1.75 | 1.00 | 1.00 | 1.00 | 1.00 | 1.20 | 1.17 | 1.00 | 1.00 | 1.50 | 1.60 | 1.00 | 1.00 | 1.00 | 1.00 | 3.33 | 3.80 | 2.50 | 2.33 | 2.18 | 100 |
| A | 0.00 | 0.00 | 0.17 | 0.67 | 0.00 | 0.20 | 0.50 | 0.00 | 0.14 | 0.00 | 0.00 | 0.14 | 0.00 | 0.33 | 1.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.83 | 0.60 | 0.80 | 0.50 | 0.00 | 0.33 | 1.00 | 0.80 | 0.33 | 0.00 | 0.27 | 12.36 |
| B | 0.17 | 0.00 | 0.00 | 0.50 | 0.00 | 0.40 | 0.50 | 0.40 | 0.29 | 0.00 | 0.00 | 0.14 | 0.25 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.20 | 0.33 | 0.80 | 0.20 | 0.33 | 0.33 | 0.00 | 0.17 | 0.20 | 0.17 | 0.33 | 0.18 | 8.45 |
| C | 1.50 | 0.67 | 1.00 | 0.83 | 1.00 | 0.40 | 0.25 | 0.00 | 0.43 | 0.00 | 0.00 | 0.43 | 1.25 | 0.17 | 0.00 | 0.43 | 0.57 | 0.80 | 0.67 | 0.67 | 0.20 | 0.00 | 0.00 | 0.00 | 0.17 | 0.00 | 0.33 | 0.33 | 1.20 | 0.00 | 0.67 | 0.45 | 20.65 |
| D | 0.17 | 1.33 | 1.00 | 0.67 | 1.50 | 1.60 | 2.50 | 2.00 | 2.43 | 3.00 | 2.60 | 2.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.20 | 0.17 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.33 | 0.00 | 0.40 | 0.00 | 0.67 | 0.73 | 33.39 |
| E | 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 | 0.00 | 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 | 0.30 |
| 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 | 0.17 | 0.17 | 0.01 | 0.49 |
| 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 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.67 | 0.80 | 0.83 | 0.17 | 0.08 | 3.65 |
| H | 0.00 | 0.00 | 0.00 | 0.17 | 0.00 | 0.20 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.25 | 0.00 | 0.00 | 0.14 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.33 | 0.00 | 0.50 | 0.20 | 0.67 | 0.33 | 0.09 | 4.13 |
| I | 0.33 | 0.00 | 0.00 | 0.33 | 0.50 | 0.80 | 1.00 | 1.00 | 1.00 | 1.00 | 0.20 | 0.14 | 0.00 | 0.50 | 0.00 | 0.43 | 0.43 | 0.20 | 0.33 | 0.33 | 0.60 | 0.33 | 0.20 | 0.00 | 0.00 | 0.33 | 0.00 | 0.67 | 0.20 | 0.33 | 0.00 | 0.36 | 16.57 |
| x | 0.17 | 0.00 | 0.17 | 1.17 | 0.00 | 0.60 | 1.00 | 0.40 | 0.43 | 0.00 | 0.00 | 0.29 | 0.25 | 0.33 | 1.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.20 | 1.17 | 1.40 | 1.00 | 0.83 | 0.33 | 0.33 | 1.17 | 1.00 | 0.50 | 0.33 | 0.45 | 20.81 |
| r | 0.17 | 0.00 | 0.00 | 0.00 | 0.50 | 0.00 | 0.25 | 0.20 | 0.29 | 0.00 | 0.00 | 0.00 | 0.00 | 0.17 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.20 | 0.33 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.17 | 0.20 | 0.00 | 0.17 | 0.09 | 3.90 |
| s | 1.33 | 0.83 | 1.50 | 1.50 | 1.33 | 1.60 | 1.25 | 1.20 | 1.14 | 1.17 | 0.40 | 1.29 | 0.50 | 0.33 | 0.00 | 0.71 | 0.71 | 0.40 | 0.83 | 0.67 | 0.40 | 0.00 | 0.20 | 0.00 | 0.00 | 0.00 | 0.33 | 0.67 | 0.40 | 0.50 | 0.67 | 0.71 | 32.37 |
| a | 0.50 | 0.83 | 0.33 | 0.17 | 0.67 | 0.20 | 1.25 | 0.60 | 1.00 | 1.17 | 1.20 | 0.71 | 0.75 | 0.17 | 0.00 | 0.00 | 0.29 | 0.80 | 0.33 | 0.33 | 0.20 | 0.00 | 0.00 | 0.00 | 0.17 | 0.33 | 0.33 | 0.83 | 1.60 | 0.83 | 0.50 | 0.52 | 23.82 |
| h | 0.00 | 0.33 | 0.17 | 0.33 | 0.50 | 0.40 | 0.00 | 0.00 | 0.14 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.29 | 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 | 0.17 | 0.09 | 3.94 |
| k | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.80 | 1.00 | 1.00 | 1.29 | 1.67 | 1.40 | 0.57 | 0.25 | 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 | 0.50 | 0.60 | 0.33 | 0.50 | 0.33 | 15.15 |
| x | 0.33 | 0.00 | 0.17 | 1.17 | 0.50 | 1.20 | 1.50 | 1.00 | 1.14 | 1.00 | 0.20 | 0.29 | 0.25 | 0.83 | 1.00 | 0.57 | 0.43 | 0.20 | 0.33 | 0.33 | 0.60 | 1.17 | 0.80 | 0.80 | 0.50 | 0.67 | 0.33 | 2.17 | 1.20 | 1.33 | 0.33 | 0.72 | 33.07 |
| o | 1.83 | 2.00 | 1.67 | 2.00 | 1.17 | 1.00 | 1.75 | 1.00 | 2.00 | 1.67 | 1.60 | 1.57 | 1.50 | 0.17 | 0.00 | 0.43 | 0.57 | 0.80 | 0.83 | 0.67 | 0.40 | 0.33 | 0.80 | 0.20 | 0.50 | 0.33 | 0.67 | 1.17 | 2.60 | 1.00 | 1.50 | 1.09 | 49.90 |
| i | 0.00 | 0.00 | 0.33 | 0.00 | 1.33 | 1.40 | 1.50 | 1.00 | 0.57 | 0.50 | 0.40 | 0.71 | 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 | 0.50 | 0.27 | 12.46 |
| c | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.40 | 0.57 | 0.83 | 0.80 | 0.29 | 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 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.10 | 4.57 |
| CV | 21.33 | 45.17 | 40.67 | 41.50 | 63.83 | 85.60 | 89.00 | 81.20 | 103.57 | 120.00 | 101.00 | 68.57 | 21.25 | 5.67 | 1.00 | 19.00 | 9.71 | 15.20 | 13.33 | 9.67 | 6.80 | 2.83 | 4.20 | 1.20 | 2.50 | 15.33 | 10.33 | 43.17 | 55.80 | 53.00 | 52.17 | 38.83 | 100 |
| CVn | 0.00 | 0.00 | 0.17 | 0.33 | 0.00 | 0.80 | 0.00 | 0.00 | 12.71 | 21.50 | 15.80 | 19.29 | 10.00 | 5.67 | 1.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 2.00 | 15.33 | 10.33 | 18.17 | 20.20 | 24.33 | 23.33 | 6.48 | 16.70 |
| CVs | 21.33 | 45.17 | 40.50 | 41.17 | 63.83 | 84.80 | 89.00 | 81.20 | 90.86 | 98.50 | 85.20 | 49.29 | 11.25 | 0.00 | 0.00 | 19.00 | 9.71 | 15.20 | 13.33 | 9.67 | 6.80 | 2.83 | 4.20 | 1.20 | 0.50 | 0.00 | 0.00 | 25.00 | 35.60 | 28.67 | 28.83 | 32.34 | 83.30 |
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