Statistics of sunspot activity
March, 1982
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 | 260.67 | 270.67 | 258.25 | 242.80 | 222.67 | 184.33 | 159.00 | 172.75 | 106.50 | 161.80 | 130.50 | 175.50 | 189.33 | 199.60 | 210.25 | 242.60 | 236.20 | 244.00 | 210.25 | 218.80 | 199.75 | 197.33 | 177.50 | 163.20 | 192.00 | 205.00 | 279.67 | 273.00 | 253.00 | 215.50 | 155.75 | 206.72 | 100 |
| Wn | 101.00 | 94.67 | 78.00 | 59.40 | 61.67 | 49.67 | 45.67 | 54.75 | 37.00 | 69.60 | 61.75 | 111.17 | 121.67 | 115.60 | 124.00 | 134.20 | 137.80 | 131.00 | 128.25 | 122.00 | 104.75 | 102.00 | 93.50 | 88.80 | 100.40 | 96.40 | 139.00 | 140.20 | 122.00 | 110.00 | 66.00 | 96.84 | 46.84 |
| Ws | 159.67 | 176.00 | 180.25 | 183.40 | 161.00 | 134.67 | 113.33 | 118.00 | 69.50 | 92.20 | 68.75 | 64.33 | 67.67 | 84.00 | 86.25 | 108.40 | 98.40 | 113.00 | 82.00 | 96.80 | 95.00 | 95.33 | 84.00 | 74.40 | 91.60 | 108.60 | 140.67 | 132.80 | 131.00 | 105.50 | 89.75 | 109.88 | 53.16 |
| n | 12.67 | 12.67 | 12.25 | 10.80 | 10.33 | 10.00 | 9.33 | 9.50 | 7.25 | 10.40 | 9.00 | 10.67 | 10.33 | 9.60 | 9.00 | 9.20 | 10.00 | 9.00 | 11.00 | 10.80 | 11.75 | 11.67 | 11.75 | 11.80 | 12.00 | 11.40 | 14.67 | 13.60 | 12.83 | 11.50 | 9.75 | 10.86 | 100 |
| A | 1.33 | 1.33 | 2.00 | 1.00 | 1.33 | 0.67 | 0.67 | 0.75 | 0.75 | 1.00 | 0.75 | 1.17 | 0.67 | 0.40 | 1.25 | 1.40 | 0.60 | 0.50 | 1.00 | 1.20 | 1.75 | 1.00 | 1.25 | 1.20 | 0.60 | 0.40 | 2.33 | 1.00 | 1.50 | 1.25 | 1.00 | 1.07 | 9.82 |
| B | 1.00 | 0.33 | 0.00 | 0.40 | 0.00 | 1.00 | 0.33 | 0.50 | 0.75 | 1.40 | 0.75 | 0.67 | 2.33 | 1.00 | 1.00 | 0.00 | 0.60 | 0.00 | 0.75 | 0.40 | 0.00 | 0.33 | 0.50 | 0.80 | 0.80 | 1.00 | 2.00 | 2.80 | 0.83 | 0.00 | 1.25 | 0.76 | 6.99 |
| C | 3.33 | 4.00 | 2.25 | 2.00 | 0.67 | 1.67 | 2.67 | 1.25 | 0.50 | 0.60 | 2.00 | 3.33 | 0.67 | 1.20 | 0.75 | 0.80 | 0.40 | 2.00 | 2.25 | 3.00 | 4.25 | 4.00 | 2.50 | 1.80 | 2.40 | 3.00 | 2.00 | 1.60 | 2.50 | 3.00 | 3.25 | 2.12 | 19.50 |
| D | 2.33 | 1.33 | 2.50 | 1.20 | 2.67 | 2.00 | 2.00 | 2.75 | 1.25 | 0.80 | 0.25 | 2.33 | 2.67 | 3.80 | 3.00 | 2.80 | 2.40 | 1.50 | 1.50 | 1.60 | 1.25 | 2.67 | 4.25 | 2.40 | 2.40 | 1.60 | 1.67 | 2.00 | 2.67 | 2.50 | 2.25 | 2.14 | 19.71 |
| E | 1.67 | 1.67 | 0.75 | 1.80 | 2.67 | 1.33 | 1.00 | 1.25 | 0.50 | 0.40 | 0.00 | 0.00 | 0.00 | 0.60 | 0.75 | 1.40 | 0.80 | 1.00 | 1.00 | 0.80 | 0.50 | 0.33 | 0.25 | 0.80 | 1.00 | 0.80 | 1.00 | 1.00 | 1.00 | 0.75 | 0.75 | 0.89 | 8.19 |
| F | 0.33 | 0.00 | 0.50 | 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 | 0.20 | 0.50 | 0.33 | 0.25 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.25 | 0.00 | 0.09 | 0.80 |
| G | 0.00 | 0.33 | 0.25 | 0.60 | 0.00 | 1.00 | 0.67 | 0.75 | 1.00 | 1.40 | 1.00 | 0.83 | 0.67 | 0.40 | 0.50 | 0.80 | 1.60 | 1.00 | 1.25 | 0.00 | 0.00 | 0.33 | 0.25 | 0.00 | 0.00 | 0.80 | 1.33 | 1.20 | 0.33 | 0.25 | 0.25 | 0.61 | 5.59 |
| H | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.33 | 0.25 | 0.75 | 1.40 | 1.50 | 0.67 | 2.00 | 1.20 | 1.00 | 1.00 | 2.20 | 1.50 | 1.25 | 0.40 | 0.50 | 1.00 | 0.50 | 0.40 | 1.20 | 0.80 | 1.33 | 1.00 | 0.33 | 0.00 | 0.00 | 0.73 | 6.69 |
| I | 2.67 | 3.67 | 4.00 | 3.80 | 3.00 | 2.33 | 1.67 | 2.00 | 1.75 | 3.40 | 2.75 | 1.67 | 1.00 | 1.00 | 0.75 | 1.00 | 1.40 | 1.50 | 2.00 | 3.20 | 3.00 | 1.67 | 2.00 | 4.40 | 3.60 | 3.00 | 3.00 | 3.00 | 3.67 | 3.50 | 1.00 | 2.46 | 22.70 |
| x | 2.33 | 1.67 | 2.00 | 1.40 | 1.33 | 1.67 | 1.00 | 1.25 | 1.50 | 2.40 | 1.50 | 1.83 | 3.00 | 1.40 | 2.25 | 1.40 | 1.20 | 0.50 | 1.75 | 1.60 | 1.75 | 1.33 | 1.75 | 2.00 | 1.40 | 1.40 | 4.33 | 3.80 | 2.33 | 1.25 | 2.25 | 1.83 | 16.81 |
| r | 0.33 | 1.00 | 0.25 | 0.80 | 0.00 | 1.00 | 2.00 | 0.50 | 0.25 | 0.20 | 0.75 | 1.50 | 1.67 | 1.60 | 0.50 | 0.00 | 0.00 | 0.00 | 0.25 | 0.40 | 0.00 | 0.33 | 0.00 | 0.20 | 0.60 | 0.80 | 0.00 | 0.60 | 1.17 | 2.50 | 0.50 | 0.64 | 5.85 |
| s | 5.67 | 5.00 | 5.75 | 4.60 | 4.33 | 2.67 | 3.00 | 3.00 | 2.50 | 4.20 | 3.50 | 3.33 | 1.33 | 1.60 | 2.00 | 2.00 | 2.60 | 1.50 | 3.25 | 3.80 | 5.25 | 4.67 | 4.75 | 5.00 | 4.60 | 3.40 | 5.00 | 4.80 | 5.67 | 5.00 | 4.25 | 3.81 | 35.07 |
| a | 2.00 | 3.00 | 2.25 | 1.20 | 0.33 | 1.67 | 1.00 | 2.75 | 0.50 | 0.60 | 1.25 | 2.00 | 2.00 | 2.40 | 1.75 | 2.40 | 2.60 | 2.50 | 1.50 | 1.20 | 0.75 | 1.33 | 2.25 | 1.80 | 2.00 | 2.60 | 3.00 | 2.20 | 2.33 | 1.75 | 1.75 | 1.83 | 16.84 |
| h | 0.67 | 0.33 | 0.00 | 0.40 | 1.00 | 1.00 | 1.00 | 0.25 | 0.50 | 0.80 | 0.25 | 0.83 | 0.67 | 1.60 | 1.00 | 1.80 | 2.40 | 1.00 | 1.75 | 1.60 | 1.75 | 2.00 | 1.75 | 0.60 | 1.80 | 1.20 | 1.33 | 0.80 | 0.33 | 0.00 | 0.00 | 0.98 | 9.04 |
| k | 1.67 | 1.67 | 2.00 | 2.40 | 3.33 | 2.00 | 1.33 | 1.75 | 2.00 | 2.20 | 1.75 | 1.17 | 1.67 | 1.00 | 1.50 | 1.60 | 1.20 | 3.50 | 2.50 | 2.20 | 2.25 | 2.00 | 1.25 | 2.20 | 1.60 | 2.00 | 1.00 | 1.40 | 1.00 | 1.00 | 1.00 | 1.78 | 16.38 |
| x | 4.00 | 5.00 | 6.00 | 4.80 | 4.33 | 3.00 | 2.67 | 3.00 | 3.25 | 5.80 | 5.00 | 3.50 | 3.67 | 2.60 | 3.00 | 3.40 | 4.20 | 3.50 | 4.25 | 4.80 | 5.25 | 3.67 | 3.75 | 6.00 | 5.40 | 4.20 | 6.67 | 5.00 | 5.50 | 4.75 | 2.00 | 4.26 | 39.21 |
| o | 6.00 | 4.67 | 3.50 | 3.40 | 2.33 | 5.00 | 5.67 | 5.25 | 3.25 | 4.20 | 3.50 | 6.50 | 4.67 | 4.40 | 3.50 | 3.40 | 4.40 | 4.50 | 5.25 | 4.20 | 5.50 | 7.00 | 7.25 | 4.80 | 5.60 | 6.20 | 7.00 | 7.00 | 6.33 | 5.50 | 6.50 | 5.04 | 46.44 |
| i | 2.33 | 3.00 | 2.75 | 2.60 | 3.00 | 2.00 | 1.00 | 1.25 | 0.50 | 0.40 | 0.50 | 0.67 | 2.00 | 2.60 | 2.25 | 2.00 | 1.20 | 0.50 | 1.00 | 1.60 | 0.75 | 1.00 | 0.75 | 0.40 | 0.40 | 0.40 | 0.67 | 1.20 | 0.33 | 0.75 | 1.25 | 1.32 | 12.20 |
| c | 0.33 | 0.00 | 0.00 | 0.00 | 0.67 | 0.00 | 0.00 | 0.00 | 0.25 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.25 | 0.40 | 0.20 | 0.50 | 0.50 | 0.20 | 0.25 | 0.00 | 0.00 | 0.60 | 0.60 | 0.60 | 0.33 | 0.40 | 0.67 | 0.50 | 0.00 | 0.23 | 2.15 |
| CV | 224.33 | 198.67 | 201.25 | 211.00 | 278.67 | 208.33 | 180.00 | 186.50 | 156.25 | 194.20 | 140.75 | 173.67 | 177.67 | 205.60 | 193.75 | 237.80 | 250.40 | 245.50 | 261.75 | 230.00 | 245.50 | 259.67 | 249.75 | 215.60 | 243.00 | 222.20 | 224.00 | 214.80 | 189.67 | 166.75 | 141.50 | 210.60 | 100 |
| CVn | 89.67 | 72.00 | 65.00 | 81.00 | 125.67 | 85.00 | 73.00 | 60.75 | 54.75 | 91.60 | 82.00 | 115.17 | 98.00 | 115.80 | 116.75 | 153.40 | 168.00 | 171.00 | 159.50 | 135.40 | 142.75 | 162.00 | 137.00 | 143.00 | 136.80 | 109.20 | 127.33 | 121.00 | 97.50 | 81.75 | 61.00 | 110.73 | 52.58 |
| CVs | 134.67 | 126.67 | 136.25 | 130.00 | 153.00 | 123.33 | 107.00 | 125.75 | 101.50 | 102.60 | 58.75 | 58.50 | 79.67 | 89.80 | 77.00 | 84.40 | 82.40 | 74.50 | 102.25 | 94.60 | 102.75 | 97.67 | 112.75 | 72.60 | 106.20 | 113.00 | 96.67 | 93.80 | 92.17 | 85.00 | 80.50 | 99.86 | 47.42 |
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