Statistics of sunspot activity
November, 1999
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 | 147.67 | 127.00 | 118.00 | 109.33 | 138.00 | 157.33 | 183.00 | 211.33 | 293.67 | 323.50 | 330.00 | 307.00 | 244.00 | 215.00 | 203.50 | 227.50 | 230.00 | 184.00 | 207.33 | 218.33 | 191.67 | 174.50 | 136.00 | 129.25 | 136.50 | 128.75 | 172.50 | 147.33 | 97.67 | 124.67 | 187.14 | 100 |
| Wn | 64.67 | 49.25 | 56.00 | 46.33 | 68.67 | 108.33 | 154.33 | 187.67 | 276.33 | 302.00 | 282.00 | 243.00 | 184.00 | 154.33 | 138.00 | 139.50 | 124.00 | 74.00 | 83.67 | 81.33 | 61.00 | 59.00 | 29.50 | 15.50 | 6.25 | 11.00 | 29.75 | 26.67 | 27.00 | 50.00 | 104.44 | 55.81 |
| Ws | 83.00 | 77.75 | 62.00 | 63.00 | 69.33 | 49.00 | 28.67 | 23.67 | 17.33 | 21.50 | 48.00 | 64.00 | 60.00 | 60.67 | 65.50 | 88.00 | 106.00 | 110.00 | 123.67 | 137.00 | 130.67 | 115.50 | 106.50 | 113.75 | 130.25 | 117.75 | 142.75 | 120.67 | 70.67 | 74.67 | 82.71 | 44.19 |
| n | 8.33 | 7.25 | 7.00 | 7.33 | 9.00 | 10.00 | 10.67 | 10.00 | 10.33 | 11.00 | 11.50 | 11.00 | 9.00 | 8.00 | 8.50 | 10.00 | 10.00 | 8.67 | 10.33 | 10.67 | 8.33 | 8.50 | 8.00 | 8.25 | 7.25 | 7.00 | 9.25 | 7.00 | 3.67 | 6.00 | 8.73 | 100 |
| A | 0.67 | 0.25 | 2.00 | 0.33 | 0.33 | 0.33 | 0.33 | 0.67 | 0.33 | 0.00 | 0.00 | 2.67 | 1.33 | 0.33 | 0.00 | 0.00 | 0.00 | 0.33 | 0.67 | 1.00 | 1.33 | 1.00 | 0.50 | 0.50 | 1.00 | 1.00 | 2.25 | 0.67 | 0.00 | 1.67 | 0.72 | 8.21 |
| B | 0.00 | 0.25 | 0.00 | 0.33 | 2.33 | 2.00 | 1.33 | 0.33 | 1.67 | 2.50 | 1.50 | 1.00 | 0.67 | 1.00 | 0.00 | 0.00 | 1.00 | 0.67 | 0.67 | 1.00 | 1.00 | 0.50 | 0.50 | 1.25 | 0.50 | 1.00 | 0.75 | 1.33 | 0.33 | 1.00 | 0.88 | 10.09 |
| C | 0.67 | 1.75 | 1.00 | 1.67 | 2.33 | 4.33 | 4.00 | 2.33 | 1.67 | 2.00 | 3.50 | 1.00 | 1.67 | 1.33 | 2.50 | 2.00 | 1.50 | 0.67 | 1.67 | 3.67 | 1.67 | 2.00 | 3.00 | 2.00 | 1.75 | 1.50 | 1.75 | 0.67 | 0.00 | 1.00 | 1.89 | 21.61 |
| D | 1.33 | 1.25 | 0.00 | 1.67 | 2.33 | 1.67 | 1.33 | 2.33 | 1.67 | 0.50 | 1.50 | 2.33 | 0.67 | 1.33 | 1.50 | 2.50 | 1.50 | 2.33 | 3.00 | 2.33 | 2.00 | 1.50 | 1.00 | 0.50 | 1.50 | 0.75 | 2.00 | 2.00 | 2.33 | 2.00 | 1.62 | 18.59 |
| E | 0.67 | 0.25 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.00 | 2.00 | 1.50 | 0.33 | 1.00 | 1.00 | 1.00 | 1.50 | 2.50 | 2.00 | 2.00 | 1.67 | 1.67 | 2.00 | 1.50 | 1.00 | 0.00 | 0.50 | 1.00 | 1.33 | 0.33 | 0.33 | 0.94 | 10.73 |
| F | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.67 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.33 | 0.67 | 1.00 | 1.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.75 | 1.00 | 0.50 | 0.00 | 0.33 | 0.00 | 0.41 | 4.68 |
| G | 3.33 | 1.50 | 2.00 | 1.00 | 1.00 | 1.00 | 1.67 | 1.33 | 1.00 | 1.00 | 1.00 | 1.33 | 1.00 | 1.33 | 1.00 | 0.50 | 1.00 | 2.00 | 1.33 | 0.33 | 0.67 | 1.50 | 0.50 | 0.75 | 0.25 | 0.50 | 0.75 | 0.33 | 0.33 | 0.00 | 1.04 | 11.94 |
| 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 |
| I | 1.67 | 2.00 | 2.00 | 2.33 | 0.67 | 0.67 | 1.33 | 2.00 | 2.00 | 2.00 | 1.50 | 1.33 | 1.33 | 1.00 | 1.50 | 2.50 | 2.50 | 0.67 | 1.00 | 0.67 | 0.00 | 0.00 | 1.00 | 2.25 | 1.50 | 0.75 | 0.25 | 0.67 | 0.00 | 0.00 | 1.24 | 14.16 |
| x | 0.67 | 0.50 | 2.00 | 0.67 | 2.67 | 2.33 | 1.67 | 1.00 | 2.00 | 2.50 | 1.50 | 3.67 | 2.00 | 1.33 | 0.00 | 0.00 | 1.00 | 1.00 | 1.33 | 2.00 | 2.33 | 1.50 | 1.00 | 1.75 | 1.50 | 2.00 | 3.00 | 2.00 | 0.33 | 2.67 | 1.60 | 18.30 |
| r | 0.33 | 0.00 | 0.00 | 0.00 | 0.00 | 0.67 | 0.00 | 0.33 | 0.33 | 0.00 | 0.00 | 0.33 | 0.33 | 0.00 | 0.00 | 0.50 | 0.00 | 0.33 | 0.67 | 0.67 | 0.33 | 0.00 | 0.00 | 0.25 | 0.75 | 0.50 | 0.50 | 0.00 | 0.00 | 0.33 | 0.24 | 2.74 |
| s | 2.33 | 3.50 | 4.50 | 4.67 | 4.00 | 6.33 | 3.33 | 3.33 | 4.00 | 4.50 | 5.50 | 2.00 | 2.00 | 2.67 | 5.00 | 4.50 | 3.00 | 1.00 | 3.33 | 5.33 | 2.67 | 3.00 | 5.00 | 2.50 | 2.75 | 2.50 | 3.25 | 1.33 | 0.00 | 0.33 | 3.27 | 37.49 |
| a | 5.00 | 3.25 | 0.50 | 1.67 | 2.00 | 0.33 | 5.00 | 4.33 | 3.00 | 2.00 | 2.50 | 3.00 | 3.33 | 2.33 | 1.00 | 2.50 | 4.50 | 5.00 | 4.00 | 1.67 | 2.00 | 3.00 | 0.50 | 2.75 | 1.25 | 1.00 | 1.50 | 3.00 | 3.33 | 2.33 | 2.59 | 29.63 |
| h | 0.00 | 0.00 | 0.00 | 0.33 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 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 | 0.02 | 0.25 |
| k | 0.00 | 0.00 | 0.00 | 0.00 | 0.33 | 0.33 | 0.67 | 1.00 | 1.00 | 2.00 | 2.00 | 2.00 | 1.33 | 1.33 | 2.50 | 2.50 | 1.50 | 1.33 | 1.00 | 1.00 | 1.00 | 1.00 | 1.50 | 1.00 | 1.00 | 1.00 | 1.00 | 0.67 | 0.00 | 0.33 | 1.01 | 11.58 |
| x | 2.33 | 2.25 | 4.00 | 2.67 | 1.00 | 1.00 | 1.67 | 2.67 | 2.33 | 2.00 | 1.50 | 4.00 | 2.67 | 1.33 | 1.50 | 2.50 | 2.50 | 1.00 | 1.67 | 1.67 | 1.33 | 1.00 | 1.50 | 2.75 | 2.50 | 1.75 | 2.50 | 1.33 | 0.00 | 1.67 | 1.95 | 22.37 |
| o | 5.33 | 4.75 | 3.00 | 4.67 | 8.00 | 9.00 | 8.33 | 6.00 | 5.33 | 6.00 | 7.50 | 4.67 | 3.67 | 5.00 | 4.00 | 4.50 | 5.00 | 5.67 | 6.33 | 6.33 | 5.00 | 5.50 | 5.00 | 4.50 | 3.50 | 3.75 | 5.00 | 3.33 | 2.33 | 2.67 | 5.12 | 58.69 |
| i | 0.67 | 0.25 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.33 | 1.67 | 1.00 | 1.00 | 0.67 | 0.67 | 0.67 | 1.00 | 0.50 | 1.00 | 0.67 | 1.33 | 1.33 | 1.00 | 0.50 | 0.50 | 0.50 | 1.25 | 1.25 | 1.25 | 1.67 | 1.00 | 1.33 | 0.77 | 8.78 |
| c | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.67 | 1.00 | 1.00 | 2.00 | 1.50 | 1.67 | 2.00 | 1.00 | 2.00 | 2.50 | 1.50 | 1.33 | 1.00 | 1.33 | 1.00 | 1.50 | 1.00 | 0.50 | 0.00 | 0.25 | 0.50 | 0.67 | 0.33 | 0.33 | 0.89 | 10.15 |
| CV | 133.33 | 101.75 | 83.50 | 110.33 | 119.67 | 126.67 | 152.00 | 175.33 | 180.00 | 217.00 | 231.00 | 199.33 | 170.00 | 173.00 | 224.50 | 247.00 | 200.00 | 191.67 | 199.33 | 183.33 | 149.33 | 173.50 | 160.50 | 118.25 | 111.00 | 113.75 | 149.00 | 119.67 | 72.67 | 72.33 | 155.29 | 100 |
| CVn | 51.33 | 46.75 | 47.50 | 43.67 | 58.33 | 80.67 | 119.00 | 158.33 | 169.67 | 203.00 | 191.50 | 147.33 | 128.33 | 115.00 | 152.50 | 153.00 | 93.50 | 81.00 | 71.67 | 53.67 | 48.67 | 56.50 | 29.00 | 4.75 | 0.50 | 1.00 | 17.00 | 14.67 | 19.00 | 23.00 | 79.33 | 51.08 |
| CVs | 82.00 | 55.00 | 36.00 | 66.67 | 61.33 | 46.00 | 33.00 | 17.00 | 10.33 | 14.00 | 39.50 | 52.00 | 41.67 | 58.00 | 72.00 | 94.00 | 106.50 | 110.67 | 127.67 | 129.67 | 100.67 | 117.00 | 131.50 | 113.50 | 110.50 | 112.75 | 132.00 | 105.00 | 53.67 | 49.33 | 75.96 | 48.92 |
|
