Statistics of sunspot activity
August, 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 | 42.75 | 29.50 | 31.80 | 34.43 | 23.40 | 21.00 | 18.80 | 28.43 | 18.83 | 13.20 | 14.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 17.50 | 12.20 | 12.33 | 12.33 | 0.00 | 0.00 | 0.00 | 0.00 | 24.00 | 12.00 | 11.00 | 11.00 | 11.00 | 11.00 | 14.00 | 13.69 | 100 |
| Wn | 24.50 | 15.17 | 14.20 | 18.71 | 10.00 | 6.71 | 5.00 | 11.29 | 5.33 | 4.60 | 8.50 | 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 | 11.00 | 0.00 | 11.00 | 11.00 | 11.00 | 11.00 | 14.00 | 6.23 | 45.47 |
| Ws | 18.25 | 14.33 | 17.60 | 15.71 | 13.40 | 14.29 | 13.80 | 17.14 | 13.50 | 8.60 | 5.50 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 17.50 | 12.20 | 12.33 | 12.33 | 0.00 | 0.00 | 0.00 | 0.00 | 13.00 | 12.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 7.47 | 54.53 |
| n | 2.25 | 2.00 | 2.20 | 2.43 | 1.80 | 1.57 | 1.40 | 2.43 | 1.33 | 1.00 | 1.25 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.50 | 1.00 | 1.00 | 1.00 | 0.00 | 0.00 | 0.00 | 0.00 | 2.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.14 | 1.04 | 100 |
| A | 0.25 | 0.00 | 0.20 | 0.14 | 0.40 | 0.14 | 0.00 | 1.00 | 0.17 | 0.20 | 1.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.50 | 0.20 | 0.00 | 0.50 | 0.00 | 0.00 | 0.00 | 0.00 | 1.00 | 0.00 | 1.00 | 1.00 | 1.00 | 1.00 | 0.43 | 0.33 | 31.36 |
| B | 0.00 | 0.00 | 0.40 | 1.29 | 0.40 | 0.43 | 0.40 | 0.43 | 0.50 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.00 | 0.60 | 1.00 | 0.33 | 0.00 | 0.00 | 0.00 | 0.00 | 1.00 | 1.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.71 | 0.31 | 29.38 |
| C | 1.25 | 1.83 | 1.60 | 0.86 | 1.00 | 1.00 | 1.00 | 0.86 | 0.33 | 0.80 | 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 | 0.00 | 0.35 | 33.11 |
| D | 0.00 | 0.00 | 0.00 | 0.14 | 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 | 0.20 | 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 | 0.02 | 1.58 |
| E | 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 | 0.00 | 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 | 0.77 |
| 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 | 0.25 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 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 | 0.77 |
| 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 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| I | 0.25 | 0.17 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.14 | 0.17 | 0.00 | 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 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.03 | 3.02 |
| x | 0.25 | 0.00 | 0.60 | 1.43 | 0.80 | 0.57 | 0.40 | 1.43 | 0.67 | 0.20 | 1.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.50 | 0.80 | 1.00 | 0.83 | 0.00 | 0.00 | 0.00 | 0.00 | 2.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.14 | 0.63 | 60.74 |
| r | 0.00 | 0.50 | 0.60 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.17 | 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 | 0.00 | 0.05 | 4.54 |
| s | 1.00 | 0.33 | 0.60 | 0.57 | 0.80 | 1.00 | 0.60 | 0.71 | 0.33 | 0.40 | 0.25 | 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 | 0.22 | 21.06 |
| a | 0.75 | 0.83 | 0.40 | 0.43 | 0.20 | 0.00 | 0.40 | 0.29 | 0.17 | 0.20 | 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 | 0.00 | 0.12 | 11.86 |
| h | 0.25 | 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 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.02 | 1.81 |
| 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 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| x | 0.50 | 0.17 | 0.20 | 0.14 | 0.40 | 0.14 | 0.00 | 1.14 | 0.33 | 0.20 | 1.25 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.50 | 0.20 | 0.00 | 0.50 | 0.00 | 0.00 | 0.00 | 0.00 | 1.00 | 0.00 | 1.00 | 1.00 | 1.00 | 1.00 | 0.43 | 0.36 | 34.38 |
| o | 1.50 | 1.67 | 2.00 | 2.29 | 1.40 | 1.43 | 1.40 | 1.29 | 1.00 | 0.80 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.00 | 0.80 | 1.00 | 0.50 | 0.00 | 0.00 | 0.00 | 0.00 | 1.00 | 1.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.71 | 0.67 | 64.33 |
| i | 0.25 | 0.17 | 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 | 0.01 | 1.29 |
| 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 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| CV | 35.75 | 26.50 | 13.80 | 14.00 | 11.60 | 12.00 | 10.60 | 11.86 | 8.67 | 7.20 | 3.50 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 2.50 | 6.40 | 2.00 | 2.50 | 0.00 | 0.00 | 0.00 | 0.00 | 3.00 | 2.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.86 | 5.80 | 100 |
| CVn | 18.75 | 7.00 | 3.80 | 2.71 | 1.20 | 1.00 | 0.80 | 1.29 | 2.67 | 1.20 | 0.75 | 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 | 1.00 | 0.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.86 | 1.55 | 26.72 |
| CVs | 17.00 | 19.50 | 10.00 | 11.29 | 10.40 | 11.00 | 9.80 | 10.57 | 6.00 | 6.00 | 2.75 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 2.50 | 6.40 | 2.00 | 2.50 | 0.00 | 0.00 | 0.00 | 0.00 | 2.00 | 2.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 4.25 | 73.28 |
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