Statistics of sunspot activity
June, 1992
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 | Average | % |
| W | 45.50 | 53.17 | 101.00 | 130.00 | 120.00 | 104.80 | 95.20 | 108.50 | 114.25 | 101.50 | 136.67 | 137.71 | 101.17 | 96.40 | 89.40 | 84.00 | 99.80 | 80.80 | 100.86 | 79.50 | 79.67 | 102.00 | 96.00 | 96.50 | 94.00 | 73.00 | 55.17 | 106.80 | 147.50 | 146.17 | 99.23 | 100 |
| Wn | 30.25 | 35.67 | 76.00 | 89.50 | 85.33 | 86.40 | 80.20 | 93.75 | 90.25 | 88.00 | 84.33 | 69.71 | 48.50 | 52.80 | 34.80 | 28.50 | 34.40 | 28.60 | 39.00 | 34.83 | 42.83 | 60.50 | 60.17 | 74.17 | 79.33 | 60.00 | 53.33 | 78.40 | 123.83 | 118.33 | 65.39 | 65.90 |
| Ws | 15.25 | 17.50 | 25.00 | 40.50 | 34.67 | 18.40 | 15.00 | 14.75 | 24.00 | 13.50 | 52.33 | 68.00 | 52.67 | 43.60 | 54.60 | 55.50 | 65.40 | 52.20 | 61.86 | 44.67 | 36.83 | 41.50 | 35.83 | 22.33 | 14.67 | 13.00 | 1.83 | 28.40 | 23.67 | 27.83 | 33.84 | 34.10 |
| n | 3.00 | 3.50 | 6.67 | 8.33 | 7.33 | 6.40 | 5.00 | 5.25 | 5.75 | 4.50 | 8.00 | 8.57 | 7.00 | 7.60 | 7.00 | 6.00 | 6.20 | 5.40 | 6.86 | 5.33 | 4.17 | 5.00 | 6.00 | 5.67 | 6.33 | 5.17 | 4.00 | 8.00 | 9.33 | 8.67 | 6.20 | 100 |
| A | 0.00 | 0.67 | 0.83 | 0.83 | 1.33 | 2.60 | 1.20 | 0.50 | 0.50 | 0.00 | 0.67 | 0.86 | 0.83 | 1.80 | 0.60 | 1.17 | 1.00 | 2.20 | 1.71 | 0.83 | 0.17 | 0.17 | 1.83 | 1.67 | 2.00 | 1.17 | 1.50 | 3.20 | 1.33 | 5.00 | 1.27 | 20.52 |
| B | 0.00 | 0.00 | 1.33 | 3.00 | 2.00 | 1.40 | 0.80 | 2.25 | 1.75 | 0.50 | 1.33 | 2.43 | 1.17 | 1.40 | 2.40 | 1.00 | 2.00 | 0.80 | 1.43 | 1.17 | 0.33 | 0.00 | 0.00 | 0.50 | 0.67 | 1.83 | 1.33 | 2.20 | 4.83 | 1.50 | 1.38 | 22.23 |
| C | 1.00 | 0.50 | 2.17 | 3.00 | 1.67 | 0.40 | 1.00 | 0.00 | 0.00 | 1.50 | 1.00 | 2.14 | 2.50 | 1.40 | 0.80 | 3.00 | 2.00 | 1.80 | 1.29 | 2.50 | 2.67 | 0.50 | 0.17 | 0.67 | 1.67 | 0.50 | 0.00 | 0.60 | 1.50 | 0.17 | 1.27 | 20.48 |
| D | 1.00 | 1.50 | 2.00 | 0.83 | 1.33 | 1.00 | 1.20 | 1.25 | 1.75 | 2.00 | 3.67 | 0.29 | 0.67 | 1.20 | 0.40 | 0.50 | 0.80 | 0.60 | 1.86 | 0.83 | 0.67 | 2.00 | 1.67 | 1.17 | 0.67 | 0.83 | 1.17 | 0.40 | 0.00 | 0.00 | 1.11 | 17.87 |
| E | 0.00 | 0.17 | 0.00 | 0.17 | 0.33 | 0.40 | 0.00 | 0.00 | 0.50 | 0.00 | 0.33 | 1.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.17 | 0.33 | 0.17 | 0.00 | 0.00 | 1.33 | 1.33 | 0.21 | 3.35 |
| 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 | 0.67 | 0.03 | 0.54 |
| G | 0.00 | 0.33 | 0.00 | 0.00 | 0.17 | 0.60 | 0.80 | 1.25 | 0.75 | 0.50 | 0.67 | 0.86 | 0.83 | 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 | 0.23 | 3.72 |
| 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 | 0.20 | 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 | 1.20 | 0.00 | 0.00 | 0.05 | 0.84 |
| I | 1.00 | 0.33 | 0.33 | 0.50 | 0.50 | 0.00 | 0.00 | 0.00 | 0.50 | 0.00 | 0.33 | 1.00 | 1.00 | 1.60 | 2.80 | 0.33 | 0.40 | 0.00 | 0.57 | 0.00 | 0.33 | 2.33 | 2.00 | 1.50 | 1.00 | 0.67 | 0.00 | 0.40 | 0.00 | 0.00 | 0.65 | 10.45 |
| x | 0.00 | 0.67 | 2.17 | 3.83 | 3.33 | 4.00 | 2.00 | 2.75 | 2.25 | 0.50 | 2.00 | 3.29 | 2.00 | 3.20 | 3.00 | 2.17 | 3.00 | 3.00 | 3.14 | 2.00 | 0.50 | 0.17 | 1.83 | 2.17 | 2.67 | 3.00 | 2.83 | 5.40 | 6.17 | 6.50 | 2.65 | 42.75 |
| r | 0.25 | 0.00 | 0.17 | 0.33 | 0.17 | 0.00 | 0.20 | 0.00 | 0.00 | 0.00 | 0.33 | 0.43 | 0.33 | 0.00 | 0.00 | 0.00 | 0.20 | 0.40 | 0.86 | 0.83 | 0.50 | 0.17 | 0.00 | 0.17 | 1.00 | 0.33 | 0.17 | 0.20 | 0.67 | 0.17 | 0.26 | 4.23 |
| s | 1.25 | 1.67 | 2.50 | 3.17 | 2.83 | 1.00 | 1.80 | 1.25 | 1.50 | 1.50 | 2.33 | 1.57 | 2.00 | 2.00 | 2.60 | 2.83 | 2.60 | 1.20 | 1.71 | 2.00 | 1.83 | 3.00 | 2.33 | 1.67 | 1.33 | 0.50 | 0.00 | 0.20 | 0.33 | 0.00 | 1.68 | 27.16 |
| a | 1.50 | 0.83 | 1.67 | 0.83 | 1.00 | 1.40 | 0.80 | 1.25 | 2.00 | 2.50 | 3.33 | 3.29 | 2.67 | 2.20 | 1.40 | 1.00 | 0.40 | 0.80 | 1.14 | 0.50 | 1.33 | 1.33 | 0.67 | 0.67 | 0.33 | 0.83 | 0.83 | 1.00 | 0.17 | 0.00 | 1.26 | 20.25 |
| h | 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 | 0.17 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.67 | 0.00 | 0.03 | 0.56 |
| k | 0.00 | 0.33 | 0.17 | 0.17 | 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 | 0.33 | 1.00 | 1.00 | 1.00 | 0.50 | 0.17 | 1.20 | 1.33 | 2.00 | 0.31 | 5.05 |
| x | 1.00 | 1.00 | 1.17 | 1.33 | 1.83 | 2.60 | 1.20 | 0.50 | 1.00 | 0.00 | 1.00 | 1.86 | 1.83 | 3.60 | 3.40 | 1.50 | 1.40 | 2.20 | 2.29 | 0.83 | 0.50 | 2.50 | 4.00 | 3.17 | 3.00 | 1.83 | 1.50 | 4.80 | 1.33 | 5.00 | 1.97 | 31.81 |
| o | 1.75 | 2.00 | 5.50 | 6.67 | 4.83 | 3.20 | 2.80 | 3.50 | 3.00 | 4.00 | 5.67 | 5.71 | 5.17 | 4.00 | 3.60 | 4.50 | 4.60 | 3.20 | 4.29 | 4.50 | 3.17 | 1.00 | 1.00 | 1.50 | 2.33 | 2.33 | 2.17 | 3.00 | 6.33 | 1.67 | 3.57 | 57.51 |
| i | 0.25 | 0.50 | 0.00 | 0.33 | 0.67 | 0.60 | 1.00 | 1.25 | 1.75 | 0.50 | 1.33 | 1.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.20 | 0.00 | 0.29 | 0.00 | 0.50 | 1.33 | 0.50 | 0.33 | 0.00 | 0.50 | 0.17 | 0.20 | 0.67 | 2.00 | 0.53 | 8.53 |
| 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 | 0.17 | 0.50 | 0.67 | 1.00 | 0.50 | 0.17 | 0.00 | 1.00 | 0.00 | 0.13 | 2.15 |
| CV | 38.50 | 63.50 | 74.67 | 68.00 | 70.50 | 55.40 | 67.60 | 65.00 | 79.25 | 68.50 | 118.33 | 78.86 | 65.50 | 63.80 | 47.40 | 47.50 | 48.80 | 32.60 | 58.43 | 43.50 | 41.33 | 82.00 | 98.50 | 82.00 | 80.00 | 52.67 | 31.50 | 67.40 | 122.67 | 103.50 | 67.24 | 100 |
| CVn | 29.75 | 50.67 | 61.33 | 44.83 | 59.17 | 51.80 | 65.80 | 63.25 | 68.50 | 59.00 | 84.33 | 48.71 | 40.83 | 40.80 | 20.20 | 22.00 | 22.00 | 16.80 | 25.71 | 23.33 | 24.00 | 49.17 | 72.50 | 68.17 | 76.00 | 49.33 | 31.33 | 64.20 | 119.00 | 100.83 | 51.78 | 77.01 |
| CVs | 8.75 | 12.83 | 13.33 | 23.17 | 11.33 | 3.60 | 1.80 | 1.75 | 10.75 | 9.50 | 34.00 | 30.14 | 24.67 | 23.00 | 27.20 | 25.50 | 26.80 | 15.80 | 32.71 | 20.17 | 17.33 | 32.83 | 26.00 | 13.83 | 4.00 | 3.33 | 0.17 | 3.20 | 3.67 | 2.67 | 15.46 | 22.99 |
|
