Statistics of sunspot activity
July, 2000
Visual indices of solar activity by author's observations
Date | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | Average | % |
W | 199 | 227 | 172 |   | 152 | 249 | 285 | 285 | 319 | 357 | 419 | 335 | 370 | 365 | 328 | 376 | 403 | 449 | 450 | 436 | 419 | 329 | 383 | 352 | 335 | 248 | 179 | 184 | 176 | 184 | 134 | 303.30 | 100 |
Wn | 101 | 110 | 76 |   | 62 | 101 | 119 | 119 | 161 | 166 | 207 | 177 | 231 | 238 | 240 | 292 | 252 | 270 | 251 | 253 | 262 | 193 | 215 | 191 | 166 | 139 | 97 | 109 | 92 | 77 | 51 | 167.27 | 55.15 |
Ws | 98 | 117 | 96 |   | 90 | 148 | 166 | 166 | 158 | 191 | 212 | 158 | 139 | 127 | 88 | 84 | 151 | 179 | 199 | 183 | 157 | 136 | 168 | 161 | 169 | 109 | 82 | 75 | 84 | 107 | 83 | 136.03 | 44.85 |
n | 13 | 13 | 11 |   | 7 | 10 | 12 | 10 | 11 | 12 | 15 | 12 | 15 | 15 | 11 | 12 | 14 | 15 | 16 | 14 | 13 | 13 | 13 | 11 | 11 | 11 | 10 | 11 | 11 | 11 | 8 | 12.03 | 100 |
A | 1 | 1 | 0 |   | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 1 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 1 | 0 | 0.37 | 3.05 |
B | 0 | 0 | 0 |   | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 1 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 0 | 1 | 0.40 | 3.32 |
C | 2 | 3 | 2 |   | 0 | 2 | 2 | 2 | 0 | 1 | 1 | 0 | 2 | 1 | 2 | 1 | 2 | 1 | 4 | 2 | 1 | 2 | 1 | 1 | 2 | 2 | 3 | 2 | 1 | 1 | 0 | 1.53 | 12.74 |
D | 2 | 1 | 1 |   | 3 | 3 | 3 | 1 | 2 | 1 | 3 | 5 | 5 | 5 | 3 | 6 | 5 | 6 | 4 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 3 | 3 | 4 | 1 | 2.80 | 23.27 |
E | 1 | 1 | 1 |   | 1 | 1 | 3 | 3 | 2 | 2 | 1 | 2 | 1 | 1 | 0 | 3 | 3 | 1 | 2 | 1 | 3 | 2 | 3 | 2 | 2 | 2 | 0 | 0 | 0 | 0 | 1 | 1.50 | 12.47 |
F | 0 | 0 | 0 |   | 0 | 0 | 0 | 1 | 2 | 2 | 4 | 3 | 2 | 1 | 1 | 0 | 0 | 3 | 2 | 3 | 2 | 2 | 1 | 2 | 2 | 2 | 1 | 0 | 0 | 0 | 0 | 1.20 | 9.97 |
G | 0 | 1 | 0 |   | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 1 | 1 | 1 | 0.37 | 3.05 |
H | 4 | 3 | 2 |   | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 1 | 1 | 3 | 1 | 1 | 1 | 3 | 2 | 2 | 5 | 4 | 3 | 2 | 1 | 1 | 2 | 3 | 3 | 3 | 4 | 2.17 | 18.01 |
I | 3 | 3 | 5 |   | 2 | 2 | 2 | 2 | 2 | 4 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 4 | 0 | 0 | 1 | 1 | 1 | 1 | 2 | 2 | 1 | 1 | 1 | 1.70 | 14.13 |
x | 1 | 1 | 0 |   | 0 | 0 | 1 | 0 | 1 | 0 | 2 | 0 | 2 | 2 | 3 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 1 | 2 | 1 | 0 | 0.73 | 6.09 |
r | 0 | 0 | 0 |   | 0 | 1 | 0 | 1 | 0 | 0 | 1 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 0 | 3 | 1 | 0 | 0 | 0 | 0.63 | 5.26 |
s | 9 | 8 | 8 |   | 5 | 5 | 1 | 1 | 3 | 4 | 3 | 2 | 3 | 2 | 2 | 1 | 2 | 2 | 4 | 5 | 2 | 4 | 3 | 2 | 2 | 2 | 5 | 5 | 7 | 7 | 6 | 3.83 | 31.86 |
a | 2 | 3 | 2 |   | 2 | 3 | 8 | 6 | 5 | 5 | 6 | 7 | 6 | 9 | 5 | 7 | 8 | 10 | 8 | 6 | 7 | 5 | 6 | 6 | 5 | 5 | 1 | 4 | 2 | 3 | 1 | 5.10 | 42.38 |
h | 0 | 0 | 0 |   | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0.17 | 1.39 |
k | 1 | 1 | 1 |   | 0 | 0 | 1 | 2 | 2 | 3 | 3 | 2 | 3 | 1 | 1 | 3 | 2 | 3 | 2 | 2 | 3 | 3 | 3 | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 1.53 | 12.74 |
x | 8 | 7 | 7 |   | 3 | 3 | 3 | 3 | 4 | 6 | 5 | 2 | 3 | 5 | 3 | 2 | 4 | 4 | 4 | 6 | 5 | 4 | 4 | 3 | 2 | 3 | 4 | 5 | 5 | 5 | 4 | 4.20 | 34.90 |
o | 3 | 4 | 3 |   | 2 | 5 | 6 | 2 | 1 | 1 | 4 | 3 | 6 | 5 | 4 | 4 | 4 | 2 | 6 | 2 | 2 | 5 | 3 | 2 | 2 | 4 | 4 | 4 | 4 | 3 | 2 | 3.40 | 28.25 |
i | 2 | 2 | 1 |   | 1 | 2 | 3 | 4 | 6 | 5 | 6 | 7 | 6 | 5 | 4 | 5 | 5 | 8 | 4 | 4 | 4 | 2 | 4 | 4 | 5 | 2 | 2 | 2 | 2 | 3 | 2 | 3.73 | 31.03 |
c | 0 | 0 | 0 |   | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0.70 | 5.82 |
CV | 188 | 187 | 165 |   | 134 | 185 | 222 | 209 | 225 | 250 | 189 | 284 | 310 | 237 | 155 | 295 | 266 | 345 | 338 | 272 | 291 | 296 | 311 | 258 | 262 | 224 | 109 | 128 | 149 | 172 | 119 | 225.83 | 100 |
CVn | 90 | 84 | 63 |   | 56 | 56 | 94 | 84 | 130 | 123 | 152 | 166 | 187 | 152 | 112 | 200 | 136 | 223 | 229 | 170 | 210 | 192 | 181 | 154 | 141 | 128 | 73 | 83 | 80 | 70 | 48 | 128.90 | 57.08 |
CVs | 98 | 103 | 102 |   | 78 | 129 | 128 | 125 | 95 | 127 | 137 | 118 | 123 | 85 | 43 | 95 | 130 | 122 | 109 | 102 | 81 | 104 | 130 | 104 | 121 | 96 | 36 | 45 | 69 | 102 | 71 | 100.27 | 44.40 |
gr | 7 | 9 | 7 |   | 5 | 8 | 11 | 9 | 9 | 9 | 12 | 12 | 13 | 14 | 9 | 12 | 13 | 13 | 14 | 12 | 11 | 11 | 12 | 11 | 10 | 10 | 9 | 7 | 8 | 9 | 5 | 10.03 | 82.47 |
grfp | 47 | 60 | 41 |   | 51 | 107 | 114 | 129 | 137 | 171 | 196 | 164 | 150 | 147 | 124 | 178 | 180 | 205 | 190 | 194 | 194 | 194 | 158 | 152 | 158 | 90 | 49 | 48 | 42 | 43 | 28 | 124.70 | 68.42 |
grf | 16 | 33 | 17 |   | 29 | 40 | 48 | 55 | 70 | 73 | 70 | 50 | 67 | 67 | 81 | 71 | 82 | 92 | 98 | 100 | 93 | 54 | 94 | 90 | 66 | 47 | 29 | 22 | 21 | 29 | 23 | 57.57 | 31.58 |
efp | 5 | 3 | 4 |   | 2 | 2 | 1 | 1 | 2 | 3 | 3 | 1 | 2 | 1 | 2 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 1 | 0 | 1 | 1 | 1 | 4 | 3 | 2 | 3 | 2.00 | 16.44 |
ef | 1 | 1 | 0 |   | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.13 | 1.10 |
Cond | 2 | 1 | 3 |   | 2 | 1 | 2 | 2 | 2 | 1-2 | 2 | 1 | 1 | 2-3 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 2 | 2-3 | 1 | 1 | 1 | 1 | 1.48 | 70.33 |
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