Statistics of sunspot activity
July, 1993
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 | 88.60 | 72.33 | 81.80 | 107.75 | 95.00 | 74.75 | 50.80 | 46.80 | 57.20 | 52.75 | 42.00 | 48.20 | 77.80 | 91.25 | 91.25 | 77.60 | 82.00 | 107.20 | 100.25 | 90.50 | 80.50 | 75.50 | 90.50 | 90.60 | 82.00 | 73.75 | 90.40 | 70.80 | 66.40 | 53.00 | 50.00 | 76.11 | 100 |
| Wn | 7.60 | 13.33 | 18.20 | 37.00 | 46.50 | 41.75 | 25.40 | 25.40 | 25.20 | 24.00 | 28.33 | 35.60 | 49.00 | 42.50 | 54.50 | 48.20 | 47.25 | 36.60 | 30.75 | 27.75 | 16.50 | 17.75 | 26.75 | 28.00 | 27.40 | 19.25 | 33.60 | 26.00 | 29.20 | 23.80 | 35.20 | 30.59 | 40.20 |
| Ws | 81.00 | 59.00 | 63.60 | 70.75 | 48.50 | 33.00 | 25.40 | 21.40 | 32.00 | 28.75 | 13.67 | 12.60 | 28.80 | 48.75 | 36.75 | 29.40 | 34.75 | 70.60 | 69.50 | 62.75 | 64.00 | 57.75 | 63.75 | 62.60 | 54.60 | 54.50 | 56.80 | 44.80 | 37.20 | 29.20 | 14.80 | 45.52 | 59.80 |
| n | 3.80 | 4.00 | 5.20 | 7.50 | 6.50 | 5.50 | 4.00 | 3.60 | 4.20 | 4.25 | 3.00 | 3.20 | 4.80 | 5.00 | 5.50 | 5.20 | 5.50 | 7.20 | 7.00 | 6.00 | 5.33 | 4.00 | 5.50 | 6.00 | 6.20 | 6.25 | 6.40 | 4.80 | 3.80 | 3.00 | 3.20 | 5.01 | 100 |
| A | 0.60 | 1.00 | 2.00 | 2.75 | 2.00 | 1.50 | 1.00 | 1.20 | 1.00 | 0.75 | 0.33 | 0.20 | 0.80 | 0.75 | 1.25 | 0.60 | 0.00 | 1.20 | 0.00 | 0.25 | 0.33 | 0.00 | 0.50 | 0.60 | 1.40 | 3.25 | 1.80 | 0.80 | 0.60 | 0.00 | 0.00 | 0.92 | 18.31 |
| B | 1.00 | 0.00 | 0.60 | 0.75 | 0.25 | 1.00 | 0.20 | 0.00 | 1.00 | 1.75 | 0.67 | 1.20 | 1.60 | 1.00 | 1.00 | 0.40 | 0.50 | 0.80 | 0.75 | 2.75 | 1.17 | 0.25 | 0.00 | 0.60 | 1.40 | 0.50 | 0.60 | 0.00 | 0.20 | 0.20 | 0.40 | 0.73 | 14.50 |
| C | 0.40 | 0.67 | 0.40 | 1.25 | 0.25 | 1.00 | 1.00 | 1.20 | 1.20 | 1.00 | 1.67 | 1.60 | 1.80 | 1.75 | 1.00 | 0.80 | 0.50 | 2.00 | 2.25 | 1.75 | 1.83 | 1.75 | 1.50 | 1.60 | 1.00 | 0.00 | 0.80 | 1.00 | 1.80 | 0.40 | 1.60 | 1.19 | 23.65 |
| D | 0.20 | 1.00 | 1.40 | 1.50 | 2.50 | 0.75 | 0.80 | 0.40 | 0.20 | 0.00 | 0.00 | 0.00 | 0.40 | 1.00 | 1.75 | 1.60 | 2.00 | 1.00 | 1.50 | 0.75 | 1.00 | 1.50 | 1.25 | 1.40 | 0.20 | 0.00 | 0.60 | 0.60 | 0.60 | 0.80 | 0.20 | 0.87 | 17.31 |
| E | 0.60 | 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 | 0.20 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.04 | 0.73 |
| 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 | 0.20 | 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 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.20 | 0.01 | 0.26 |
| H | 0.20 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.40 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 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 | 0.00 | 0.00 | 0.00 | 0.00 | 0.03 | 0.55 |
| I | 0.60 | 1.00 | 0.80 | 1.25 | 1.50 | 1.25 | 0.60 | 0.80 | 0.80 | 0.75 | 0.33 | 0.20 | 0.20 | 0.50 | 0.50 | 1.80 | 2.50 | 2.20 | 2.25 | 0.50 | 1.00 | 0.50 | 2.25 | 1.60 | 2.20 | 2.50 | 2.60 | 2.40 | 0.60 | 1.60 | 0.80 | 1.24 | 24.69 |
| x | 1.60 | 1.00 | 2.60 | 3.50 | 2.25 | 2.50 | 1.20 | 1.20 | 2.00 | 2.50 | 1.00 | 1.40 | 2.40 | 1.75 | 2.25 | 1.00 | 0.50 | 2.00 | 0.75 | 3.00 | 1.50 | 0.25 | 0.50 | 1.20 | 2.80 | 3.75 | 2.40 | 0.80 | 0.80 | 0.20 | 0.40 | 1.65 | 32.81 |
| r | 0.00 | 0.33 | 0.00 | 0.50 | 0.50 | 0.00 | 0.40 | 0.40 | 0.40 | 0.50 | 0.33 | 0.20 | 0.40 | 0.75 | 0.25 | 0.00 | 0.00 | 0.60 | 1.00 | 0.50 | 0.67 | 0.50 | 0.50 | 0.20 | 0.80 | 0.00 | 0.60 | 0.00 | 0.20 | 0.20 | 0.80 | 0.37 | 7.42 |
| s | 0.80 | 2.00 | 1.00 | 0.50 | 1.50 | 1.50 | 0.80 | 0.80 | 0.80 | 0.50 | 1.00 | 1.00 | 1.00 | 0.50 | 1.00 | 2.20 | 1.50 | 2.60 | 3.00 | 1.00 | 1.83 | 1.00 | 1.50 | 2.20 | 1.40 | 2.25 | 2.60 | 2.80 | 1.20 | 1.80 | 0.80 | 1.43 | 28.55 |
| a | 0.80 | 0.67 | 1.60 | 2.75 | 2.00 | 1.50 | 1.20 | 1.20 | 1.00 | 0.75 | 0.67 | 0.60 | 1.00 | 2.00 | 2.00 | 2.00 | 3.50 | 2.00 | 2.00 | 1.50 | 1.33 | 2.25 | 3.00 | 2.40 | 1.20 | 0.25 | 0.80 | 1.20 | 1.60 | 0.80 | 1.20 | 1.51 | 30.09 |
| h | 0.20 | 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 | 0.00 | 0.00 | 0.00 | 0.00 | 0.01 | 0.26 |
| k | 0.40 | 0.00 | 0.00 | 0.25 | 0.25 | 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 | 0.25 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.04 | 0.87 |
| x | 1.40 | 2.00 | 2.80 | 4.00 | 3.50 | 2.75 | 2.00 | 2.00 | 1.80 | 1.50 | 0.67 | 0.40 | 1.00 | 1.25 | 1.75 | 2.40 | 2.50 | 3.40 | 2.50 | 0.75 | 1.33 | 0.50 | 2.75 | 2.20 | 3.60 | 5.75 | 4.40 | 3.20 | 1.20 | 1.60 | 0.80 | 2.18 | 43.56 |
| o | 1.60 | 1.00 | 1.80 | 3.00 | 2.50 | 2.50 | 2.00 | 1.60 | 2.40 | 2.75 | 2.33 | 2.80 | 3.60 | 3.00 | 3.75 | 2.80 | 2.75 | 3.40 | 4.50 | 5.00 | 3.83 | 3.50 | 2.50 | 3.60 | 2.60 | 0.50 | 1.40 | 1.40 | 2.20 | 0.80 | 2.40 | 2.57 | 51.35 |
| i | 0.80 | 1.00 | 0.60 | 0.50 | 0.50 | 0.25 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.20 | 0.75 | 0.00 | 0.00 | 0.25 | 0.40 | 0.00 | 0.25 | 0.17 | 0.00 | 0.25 | 0.20 | 0.00 | 0.00 | 0.60 | 0.20 | 0.40 | 0.60 | 0.00 | 0.26 | 5.09 |
| 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 | 54.00 | 48.00 | 44.60 | 59.00 | 71.50 | 39.75 | 45.40 | 25.20 | 23.20 | 17.50 | 19.33 | 19.20 | 30.00 | 40.75 | 51.75 | 57.40 | 65.75 | 61.00 | 79.75 | 38.50 | 48.83 | 48.00 | 55.00 | 64.20 | 33.20 | 28.50 | 46.40 | 46.00 | 34.80 | 36.80 | 27.00 | 43.88 | 100 |
| CVn | 0.80 | 3.33 | 3.20 | 9.00 | 23.50 | 15.50 | 23.00 | 11.80 | 10.80 | 12.75 | 17.67 | 16.00 | 23.20 | 15.25 | 34.25 | 33.60 | 37.25 | 24.80 | 19.75 | 11.25 | 12.00 | 11.75 | 19.50 | 20.00 | 15.20 | 15.25 | 20.00 | 19.00 | 18.60 | 18.60 | 18.00 | 17.25 | 39.30 |
| CVs | 53.20 | 44.67 | 41.40 | 50.00 | 48.00 | 24.25 | 22.40 | 13.40 | 12.40 | 4.75 | 1.67 | 3.20 | 6.80 | 25.50 | 17.50 | 23.80 | 28.50 | 36.20 | 60.00 | 27.25 | 36.83 | 36.25 | 35.50 | 44.20 | 18.00 | 13.25 | 26.40 | 27.00 | 16.20 | 18.20 | 9.00 | 26.64 | 60.70 |
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