Statistics of sunspot activity
June, 1989
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 | 193.33 | 200.00 | 198.40 | 236.20 | 236.50 | 177.80 | 188.40 | 152.50 | 277.50 | 258.00 | 297.83 | 249.00 | 273.86 | 297.29 | 315.29 | 344.33 | 260.83 | 282.33 | 305.14 | 256.00 | 229.67 | 242.00 | 276.80 | 305.43 | 306.29 | 331.43 | 295.83 | 268.43 | 230.17 | 193.50 | 256.00 | 100 |
| Wn | 64.67 | 64.33 | 67.20 | 69.60 | 90.83 | 65.00 | 79.00 | 56.00 | 118.50 | 133.20 | 161.17 | 129.50 | 152.71 | 167.57 | 178.14 | 216.00 | 159.67 | 158.17 | 145.86 | 126.17 | 119.83 | 132.40 | 142.40 | 151.14 | 155.29 | 176.57 | 161.00 | 156.57 | 121.83 | 99.83 | 127.34 | 49.74 |
| Ws | 128.67 | 135.67 | 131.20 | 166.60 | 145.67 | 112.80 | 109.40 | 96.50 | 159.00 | 124.80 | 136.67 | 119.50 | 121.14 | 129.71 | 137.14 | 128.33 | 101.17 | 124.17 | 159.29 | 129.83 | 109.83 | 109.60 | 134.40 | 154.29 | 151.00 | 154.86 | 134.83 | 111.86 | 108.33 | 93.67 | 128.66 | 50.26 |
| n | 10.67 | 10.33 | 11.20 | 12.60 | 13.17 | 9.60 | 10.80 | 7.33 | 12.75 | 10.60 | 10.83 | 9.25 | 10.71 | 12.71 | 14.86 | 14.83 | 10.33 | 11.67 | 15.00 | 14.83 | 14.17 | 14.60 | 15.60 | 14.71 | 14.00 | 15.71 | 13.17 | 10.43 | 11.33 | 10.83 | 12.29 | 100 |
| A | 1.00 | 0.83 | 0.20 | 0.60 | 1.67 | 1.20 | 4.60 | 1.67 | 2.75 | 2.00 | 3.00 | 1.25 | 2.57 | 2.43 | 2.43 | 2.33 | 0.50 | 0.50 | 1.29 | 2.83 | 1.67 | 3.00 | 3.80 | 2.57 | 0.86 | 2.00 | 2.17 | 0.71 | 1.50 | 0.67 | 1.82 | 14.81 |
| B | 1.00 | 1.50 | 0.60 | 1.00 | 2.83 | 2.20 | 2.20 | 1.33 | 4.00 | 2.40 | 1.00 | 0.50 | 1.14 | 1.57 | 2.71 | 2.33 | 1.17 | 1.83 | 2.43 | 1.33 | 0.67 | 1.40 | 0.20 | 0.29 | 1.71 | 3.14 | 1.33 | 0.86 | 1.50 | 0.50 | 1.56 | 12.67 |
| C | 4.33 | 4.00 | 4.20 | 3.60 | 2.33 | 1.80 | 0.80 | 1.33 | 1.50 | 1.40 | 0.67 | 1.00 | 1.29 | 0.57 | 2.29 | 2.17 | 1.83 | 2.00 | 2.14 | 2.00 | 1.67 | 1.40 | 3.20 | 3.43 | 2.86 | 2.29 | 1.33 | 1.14 | 1.50 | 2.17 | 2.07 | 16.88 |
| D | 2.17 | 3.17 | 3.20 | 3.00 | 1.50 | 0.40 | 0.00 | 0.50 | 0.25 | 0.80 | 2.00 | 2.00 | 1.57 | 1.86 | 0.71 | 1.67 | 1.67 | 1.50 | 2.71 | 2.83 | 3.00 | 2.20 | 1.60 | 3.43 | 3.29 | 3.86 | 3.00 | 2.14 | 2.33 | 2.67 | 2.03 | 16.55 |
| E | 0.17 | 0.00 | 0.80 | 0.80 | 1.83 | 1.40 | 1.00 | 0.67 | 0.50 | 0.80 | 0.17 | 0.00 | 0.29 | 0.14 | 0.43 | 0.17 | 0.67 | 0.50 | 0.57 | 0.50 | 0.67 | 1.00 | 1.40 | 2.00 | 1.29 | 1.29 | 1.17 | 1.14 | 0.67 | 0.83 | 0.76 | 6.20 |
| F | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.20 | 0.20 | 0.50 | 1.50 | 1.40 | 1.67 | 2.25 | 1.57 | 1.71 | 1.57 | 1.83 | 1.83 | 1.83 | 1.86 | 1.67 | 0.67 | 0.60 | 0.00 | 0.00 | 0.14 | 0.00 | 0.00 | 0.00 | 0.00 | 0.17 | 0.77 | 6.29 |
| G | 0.33 | 0.00 | 0.20 | 0.00 | 0.00 | 0.00 | 0.60 | 0.33 | 1.00 | 1.40 | 1.83 | 1.50 | 1.57 | 2.57 | 2.57 | 3.00 | 1.33 | 1.83 | 2.00 | 1.33 | 2.00 | 0.00 | 1.20 | 0.71 | 1.43 | 1.00 | 1.33 | 1.71 | 0.67 | 0.00 | 1.12 | 9.08 |
| H | 0.00 | 0.00 | 0.40 | 0.20 | 0.17 | 0.00 | 0.00 | 0.17 | 0.00 | 0.00 | 0.00 | 0.25 | 0.14 | 0.00 | 0.14 | 0.00 | 0.00 | 0.33 | 0.14 | 0.00 | 0.33 | 0.20 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.08 | 0.67 |
| I | 1.67 | 0.83 | 1.60 | 3.40 | 2.83 | 2.40 | 1.40 | 0.83 | 1.25 | 0.40 | 0.50 | 0.50 | 0.57 | 1.86 | 2.00 | 1.33 | 1.33 | 1.33 | 1.86 | 2.33 | 3.50 | 4.80 | 4.20 | 2.29 | 2.43 | 2.14 | 2.83 | 2.71 | 3.17 | 3.83 | 2.07 | 16.86 |
| x | 2.00 | 2.33 | 0.80 | 1.60 | 4.50 | 3.40 | 6.80 | 3.00 | 6.75 | 4.40 | 4.00 | 1.75 | 3.71 | 4.00 | 5.14 | 4.67 | 1.67 | 2.33 | 3.71 | 4.17 | 2.33 | 4.40 | 4.00 | 2.86 | 2.57 | 5.14 | 3.50 | 1.57 | 3.00 | 1.17 | 3.38 | 27.47 |
| r | 0.33 | 0.17 | 1.00 | 0.60 | 0.33 | 1.20 | 0.80 | 0.67 | 1.00 | 0.20 | 0.50 | 0.25 | 0.14 | 0.00 | 0.14 | 0.33 | 0.33 | 0.33 | 0.43 | 0.50 | 0.17 | 0.40 | 1.20 | 0.43 | 0.57 | 0.29 | 0.00 | 0.00 | 0.00 | 0.00 | 0.41 | 3.34 |
| s | 2.17 | 1.83 | 1.40 | 2.80 | 1.83 | 1.20 | 1.00 | 0.67 | 1.00 | 0.20 | 0.67 | 2.00 | 1.57 | 2.57 | 2.29 | 2.83 | 3.33 | 3.00 | 2.57 | 2.00 | 3.83 | 4.00 | 4.60 | 5.00 | 5.00 | 4.29 | 4.33 | 3.57 | 3.67 | 5.50 | 2.69 | 21.90 |
| a | 4.00 | 4.00 | 3.80 | 5.80 | 4.67 | 2.80 | 1.20 | 1.67 | 1.50 | 2.80 | 3.17 | 2.50 | 2.57 | 4.00 | 4.71 | 4.33 | 2.67 | 2.50 | 4.86 | 5.50 | 5.00 | 4.20 | 4.20 | 4.71 | 4.71 | 4.43 | 3.50 | 3.43 | 3.00 | 2.17 | 3.61 | 29.40 |
| h | 0.83 | 0.67 | 0.60 | 0.00 | 0.00 | 0.00 | 0.00 | 0.17 | 0.00 | 0.20 | 0.00 | 0.75 | 0.57 | 0.14 | 0.00 | 1.00 | 1.00 | 1.17 | 0.86 | 0.33 | 0.67 | 0.20 | 0.00 | 0.00 | 0.14 | 0.57 | 0.00 | 0.14 | 0.17 | 0.33 | 0.35 | 2.85 |
| k | 1.33 | 1.33 | 3.60 | 1.80 | 1.83 | 1.00 | 1.00 | 1.17 | 2.50 | 2.80 | 2.50 | 2.00 | 2.14 | 2.00 | 2.57 | 1.67 | 1.33 | 2.33 | 2.57 | 2.33 | 2.17 | 1.40 | 1.60 | 1.71 | 1.00 | 1.00 | 1.83 | 1.71 | 1.50 | 1.67 | 1.85 | 15.03 |
| x | 2.67 | 1.67 | 2.20 | 4.20 | 4.67 | 3.60 | 6.00 | 2.67 | 4.00 | 2.40 | 3.50 | 2.00 | 3.29 | 4.29 | 4.57 | 3.67 | 1.83 | 2.17 | 3.29 | 5.17 | 5.50 | 8.00 | 8.00 | 4.86 | 3.29 | 4.14 | 5.00 | 3.43 | 4.67 | 4.50 | 3.97 | 32.34 |
| o | 6.67 | 5.67 | 6.60 | 5.20 | 6.00 | 3.80 | 3.60 | 2.83 | 6.75 | 5.40 | 5.17 | 4.75 | 4.71 | 5.71 | 8.00 | 9.17 | 5.50 | 6.67 | 8.86 | 6.67 | 6.00 | 4.60 | 6.20 | 7.86 | 8.86 | 9.00 | 5.00 | 4.43 | 4.50 | 4.00 | 5.94 | 48.33 |
| i | 1.00 | 2.67 | 2.20 | 3.20 | 2.17 | 1.40 | 0.60 | 1.67 | 1.75 | 2.00 | 1.17 | 1.75 | 1.86 | 2.00 | 1.43 | 1.00 | 2.17 | 2.00 | 2.14 | 2.50 | 2.17 | 2.00 | 1.20 | 1.71 | 1.71 | 2.29 | 3.00 | 2.57 | 1.83 | 2.33 | 1.92 | 15.59 |
| c | 0.33 | 0.33 | 0.20 | 0.00 | 0.33 | 0.80 | 0.60 | 0.17 | 0.25 | 0.80 | 1.00 | 0.75 | 0.86 | 0.71 | 0.86 | 1.00 | 0.83 | 0.83 | 0.71 | 0.50 | 0.50 | 0.00 | 0.20 | 0.29 | 0.14 | 0.29 | 0.17 | 0.00 | 0.33 | 0.00 | 0.46 | 3.74 |
| CV | 175.50 | 175.50 | 252.80 | 191.60 | 174.17 | 113.60 | 95.20 | 104.67 | 165.25 | 199.20 | 202.83 | 227.00 | 212.14 | 227.43 | 233.57 | 265.67 | 230.50 | 266.67 | 294.57 | 247.67 | 268.33 | 183.40 | 198.20 | 235.86 | 216.57 | 228.43 | 213.50 | 194.43 | 173.33 | 196.17 | 205.46 | 100 |
| CVn | 58.67 | 37.67 | 54.40 | 32.60 | 31.17 | 16.80 | 16.00 | 40.50 | 68.00 | 72.60 | 85.67 | 92.00 | 98.14 | 109.14 | 118.14 | 147.33 | 129.67 | 140.67 | 138.86 | 117.17 | 136.50 | 111.40 | 98.00 | 111.43 | 105.29 | 116.86 | 116.17 | 104.29 | 84.50 | 98.00 | 89.59 | 43.60 |
| CVs | 116.83 | 137.83 | 198.40 | 159.00 | 143.00 | 96.80 | 79.20 | 64.17 | 97.25 | 126.60 | 117.17 | 135.00 | 114.00 | 118.29 | 115.43 | 118.33 | 100.83 | 126.00 | 155.71 | 130.50 | 131.83 | 72.00 | 100.20 | 124.43 | 111.29 | 111.57 | 97.33 | 90.14 | 88.83 | 98.17 | 115.87 | 56.40 |
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