Sunspot Records 1950–2007
13,360 / 15,663 sheets usableYears usable / all sheets
19502 / 9
1951253 / 266
1952270 / 291
1953287 / 303
1954286 / 292
1955284 / 299
1956270 / 299
1957262 / 299
1958264 / 307
1959231 / 280
1960235 / 271
1961233 / 261
1962210 / 254
1963194 / 258
1964246 / 274
1965245 / 280
1966224 / 261
1967244 / 297
1968241 / 278
1969224 / 266
1970262 / 291
1971274 / 283
1972231 / 251
1973263 / 303
1974279 / 292
1975280 / 302
1976257 / 287
1977246 / 275
1978239 / 271
1979209 / 285
1980207 / 256
1981248 / 288
1982254 / 301
1983229 / 295
1984260 / 290
1985271 / 292
1986262 / 278
1987221 / 254
1988215 / 272
1989187 / 209
1990168 / 293
1991217 / 252
1992222 / 273
1993241 / 265
1994257 / 283
1995266 / 275
1996111 / 235
1997218 / 237
1998211 / 248
1999181 / 265
2000173 / 272
2001203 / 276
200282 / 279
2003239 / 252
2004266 / 280
2005216 / 236
2006221 / 238
2007269 / 284
Sheets of 2001 276 sheets · 203 usable · mean R 158.3
| Drawing | Date | g | f | R | Reading |
|---|---|---|---|---|---|
| Drawing | 03.01.2001 | 7 | 39 | 109 | all checks consistent |
| Drawing | 04.01.2001 | 11 | 71 | 181 | all checks consistent |
| Drawing | 05.01.2001 | 10 | 46 | 146 | all checks consistent |
| Drawing | 06.01.2001 | — | — | — | reading could not be verified |
| Drawing | 07.01.2001 | — | — | — | reading could not be verified |
| Drawing | 08.01.2001 | 9 | 61 | 151 | all checks consistent |
| Drawing | 09.01.2001 | 10 | 28 | 128 | counts consistent, some coordinates doubtful |
| Drawing | 10.01.2001 | 10 | 31 | 131 | all checks consistent |
| Drawing | 11.01.2001 | 8 | 84 | 164 | all checks consistent |
| Drawing | 12.01.2001 | 8 | 88 | 168 | all checks consistent |
| Drawing | 20.01.2001 | — | — | — | reading could not be verified |
| Drawing | 22.01.2001 | 7 | 66 | 136 | all checks consistent |
| Drawing | 24.01.2001 | — | — | — | reading could not be verified |
| Drawing | 25.01.2001 | 8 | 76 | 156 | all checks consistent |
| Drawing | 26.01.2001 | 8 | 81 | 161 | all checks consistent |
| Drawing | 27.01.2001 | 7 | 57 | 127 | all checks consistent |
| Drawing | 28.01.2001 | — | — | — | reading could not be verified |
| Drawing | 29.01.2001 | 7 | 39 | 109 | all checks consistent |
| Drawing | 30.01.2001 | 8 | 48 | 128 | counts consistent, some coordinates doubtful |
| Drawing | 04.02.2001 | 11 | 49 | 159 | all checks consistent |
| Drawing | 05.02.2001 | 9 | 52 | 142 | all checks consistent |
| Drawing | 06.02.2001 | — | — | — | reading could not be verified |
| Drawing | 07.02.2001 | — | — | — | reading could not be verified |
| Drawing | 08.02.2001 | — | — | — | reading could not be verified |
| Drawing | 09.02.2001 | 10 | 56 | 156 | all checks consistent |
| Drawing | 10.02.2001 | 11 | 84 | 194 | all checks consistent |
| Drawing | 14.02.2001 | 7 | 12 | 82 | all checks consistent |
| Drawing | 15.02.2001 | 6 | 14 | 74 | all checks consistent |
| Drawing | 16.02.2001 | 7 | 20 | 90 | counts consistent, some coordinates doubtful |
| Drawing | 17.02.2001 | 6 | 21 | 81 | all checks consistent |
| Drawing | 20.02.2001 | 5 | 15 | 65 | all checks consistent |
| Drawing | 21.02.2001 | 7 | 49 | 119 | all checks consistent |
| Drawing | 22.02.2001 | 5 | 32 | 82 | all checks consistent |
| Drawing | 23.02.2001 | — | — | — | reading could not be verified |
| Drawing | 25.02.2001 | 4 | 20 | 60 | all checks consistent |
| Drawing | 27.02.2001 | — | — | — | reading could not be verified |
| Drawing | 28.02.2001 | 5 | 28 | 78 | all checks consistent |
| Drawing | 01.03.2001 | 4 | 16 | 56 | all checks consistent |
| Drawing | 02.03.2001 | 5 | 18 | 68 | all checks consistent |
| Drawing | 03.03.2001 | 6 | 43 | 103 | all checks consistent |
| Drawing | 04.03.2001 | — | — | — | reading could not be verified |
| Drawing | 05.03.2001 | 7 | 48 | 118 | all checks consistent |
| Drawing | 08.03.2001 | 4 | 35 | 75 | all checks consistent |
| Drawing | 09.03.2001 | 5 | 38 | 88 | all checks consistent |
| Drawing | 10.03.2001 | — | — | — | reading could not be verified |
| Drawing | 11.03.2001 | 7 | 43 | 113 | all checks consistent |
| Drawing | 13.03.2001 | 6 | 43 | 103 | all checks consistent |
| Drawing | 14.03.2001 | 5 | 69 | 119 | all checks consistent |
| Drawing | 15.03.2001 | 3 | 48 | 78 | all checks consistent |
| Drawing | 16.03.2001 | 4 | 44 | 84 | all checks consistent |
| Drawing | 17.03.2001 | 3 | 53 | 83 | all checks consistent |
| Drawing | 18.03.2001 | 2 | 45 | 65 | all checks consistent |
| Drawing | 19.03.2001 | — | — | — | reading could not be verified |
| Drawing | 20.03.2001 | 4 | 33 | 73 | all checks consistent |
| Drawing | 21.03.2001 | 5 | 30 | 80 | all checks consistent |
| Drawing | 22.03.2001 | 7 | 55 | 125 | all checks consistent |
| Drawing | 24.03.2001 | 12 | 77 | 197 | all checks consistent |
| Drawing | 25.03.2001 | — | — | — | reading could not be verified |
| Drawing | 30.03.2001 | — | — | — | reading could not be verified |
| Drawing | 03.04.2001 | 13 | 88 | 218 | all checks consistent |
| Drawing | 05.04.2001 | 12 | 70 | 190 | all checks consistent |
| Drawing | 06.04.2001 | 10 | 61 | 161 | counts consistent, some coordinates doubtful |
| Drawing | 07.04.2001 | 8 | 68 | 148 | all checks consistent |
| Drawing | 08.04.2001 | 9 | 81 | 171 | all checks consistent |
| Drawing | 09.04.2001 | 10 | 74 | 174 | all checks consistent |
| Drawing | 11.04.2001 | 12 | 97 | 217 | all checks consistent |
| Drawing | 12.04.2001 | — | — | — | reading could not be verified |
| Drawing | 13.04.2001 | — | — | — | reading could not be verified |
| Drawing | 15.04.2001 | — | — | — | reading could not be verified |
| Drawing | 16.04.2001 | 6 | 14 | 74 | all checks consistent |
| Drawing | 17.04.2001 | 5 | 16 | 66 | all checks consistent |
| Drawing | 19.04.2001 | 5 | 25 | 75 | all checks consistent |
| Drawing | 20.04.2001 | 7 | 62 | 132 | all checks consistent |
| Drawing | 22.04.2001 | 7 | 100 | 170 | counts consistent, some coordinates doubtful |
| Drawing | 23.04.2001 | 7 | 71 | 141 | counts consistent, some coordinates doubtful |
| Drawing | 24.04.2001 | 7 | 74 | 144 | all checks consistent |
| Drawing | 25.04.2001 | 9 | 117 | 207 | all checks consistent |
| Drawing | 26.04.2001 | 7 | 84 | 154 | all checks consistent |
| Drawing | 27.04.2001 | 10 | 96 | 196 | all checks consistent |
| Drawing | 28.04.2001 | 10 | 86 | 186 | all checks consistent |
| Drawing | 29.04.2001 | 8 | 58 | 138 | all checks consistent |
| Drawing | 30.04.2001 | 7 | 43 | 113 | all checks consistent |
| Drawing | 01.05.2001 | 6 | 62 | 122 | counts consistent, some coordinates doubtful |
| Drawing | 02.05.2001 | 9 | 64 | 154 | all checks consistent |
| Drawing | 03.05.2001 | 8 | 66 | 146 | all checks consistent |
| Drawing | 04.05.2001 | 8 | 101 | 181 | all checks consistent |
| Drawing | 05.05.2001 | 10 | 108 | 208 | all checks consistent |
| Drawing | 06.05.2001 | 8 | 49 | 129 | all checks consistent |
| Drawing | 07.05.2001 | 7 | 33 | 103 | all checks consistent |
| Drawing | 09.05.2001 | 6 | 19 | 79 | all checks consistent |
| Drawing | 10.05.2001 | 6 | 20 | 80 | all checks consistent |
| Drawing | 11.05.2001 | 7 | 34 | 104 | all checks consistent |
| Drawing | 12.05.2001 | 6 | 46 | 106 | all checks consistent |
| Drawing | 13.05.2001 | 5 | 56 | 106 | all checks consistent |
| Drawing | 14.05.2001 | 8 | 72 | 152 | all checks consistent |
| Drawing | 15.05.2001 | 6 | 43 | 103 | all checks consistent |
| Drawing | 16.05.2001 | 6 | 63 | 123 | all checks consistent |
| Drawing | 17.05.2001 | 7 | 93 | 163 | counts consistent, some coordinates doubtful |
| Drawing | 18.05.2001 | 6 | 60 | 120 | all checks consistent |
| Drawing | 19.05.2001 | 7 | 58 | 128 | counts consistent, some coordinates doubtful |
| Drawing | 21.05.2001 | — | — | — | reading could not be verified |
| Drawing | 22.05.2001 | 10 | 48 | 148 | all checks consistent |
| Drawing | 23.05.2001 | 12 | 58 | 178 | all checks consistent |
| Drawing | 24.05.2001 | 7 | 68 | 138 | all checks consistent |
| Drawing | 25.05.2001 | 10 | 75 | 175 | all checks consistent |
| Drawing | 26.05.2001 | 10 | 53 | 153 | all checks consistent |
| Drawing | 27.05.2001 | — | — | — | reading could not be verified |
| Drawing | 28.05.2001 | — | — | — | reading could not be verified |
| Drawing | 29.05.2001 | 8 | 37 | 117 | all checks consistent |
| Drawing | 30.05.2001 | — | — | — | reading could not be verified |
| Drawing | 31.05.2001 | 6 | 41 | 101 | all checks consistent |
| Drawing | 01.06.2001 | — | — | — | reading could not be verified |
| Drawing | 03.06.2001 | 8 | 56 | 136 | all checks consistent |
| Drawing | 04.06.2001 | — | — | — | reading could not be verified |
| Drawing | 05.06.2001 | 7 | 55 | 125 | all checks consistent |
| Drawing | 06.06.2001 | 10 | 63 | 163 | all checks consistent |
| Drawing | 07.06.2001 | 10 | 86 | 186 | all checks consistent |
| Drawing | 08.06.2001 | 10 | 95 | 195 | all checks consistent |
| Drawing | 09.06.2001 | 13 | 125 | 255 | all checks consistent |
| Drawing | 10.06.2001 | 13 | 114 | 244 | all checks consistent |
| Drawing | 11.06.2001 | 14 | 131 | 271 | all checks consistent |
| Drawing | 12.06.2001 | — | — | — | reading could not be verified |
| Drawing | 13.06.2001 | — | — | — | reading could not be verified |
| Drawing | 14.06.2001 | — | — | — | reading could not be verified |
| Drawing | 15.06.2001 | — | — | — | reading could not be verified |
| Drawing | 16.06.2001 | 16 | 90 | 250 | counts consistent, some coordinates doubtful |
| Drawing | 17.06.2001 | 13 | 134 | 264 | all checks consistent |
| Drawing | 18.06.2001 | — | — | — | reading could not be verified |
| Drawing | 19.06.2001 | 9 | 129 | 219 | all checks consistent |
| Drawing | 20.06.2001 | — | — | — | reading could not be verified |
| Drawing | 21.06.2001 | 10 | 125 | 225 | all checks consistent |
| Drawing | 22.06.2001 | 12 | 120 | 240 | all checks consistent |
| Drawing | 23.06.2001 | — | — | — | reading could not be verified |
| Drawing | 24.06.2001 | 11 | 100 | 210 | all checks consistent |
| Drawing | 25.06.2001 | 10 | 99 | 199 | all checks consistent |
| Drawing | 26.06.2001 | 9 | 79 | 169 | all checks consistent |
| Drawing | 27.06.2001 | 9 | 66 | 156 | counts consistent, some coordinates doubtful |
| Drawing | 28.06.2001 | 9 | 46 | 136 | all checks consistent |
| Drawing | 29.06.2001 | 10 | 38 | 138 | all checks consistent |
| Drawing | 30.06.2001 | 8 | 31 | 111 | all checks consistent |
| Drawing | 01.07.2001 | 9 | 20 | 110 | all checks consistent |
| Drawing | 02.07.2001 | — | — | — | reading could not be verified |
| Drawing | 04.07.2001 | 8 | 31 | 111 | all checks consistent |
| Drawing | 05.07.2001 | 6 | 10 | 70 | all checks consistent |
| Drawing | 06.07.2001 | 6 | 18 | 78 | all checks consistent |
| Drawing | 07.07.2001 | 4 | 24 | 64 | all checks consistent |
| Drawing | 08.07.2001 | 5 | 33 | 83 | all checks consistent |
| Drawing | 09.07.2001 | 6 | 48 | 108 | all checks consistent |
| Drawing | 10.07.2001 | — | — | — | reading could not be verified |
| Drawing | 11.07.2001 | — | — | — | reading could not be verified |
| Drawing | 12.07.2001 | 9 | 53 | 143 | all checks consistent |
| Drawing | 13.07.2001 | 11 | 60 | 170 | all checks consistent |
| Drawing | 14.07.2001 | 11 | 62 | 172 | all checks consistent |
| Drawing | 15.07.2001 | 9 | 51 | 141 | all checks consistent |
| Drawing | 16.07.2001 | 11 | 87 | 197 | all checks consistent |
| Drawing | 17.07.2001 | 10 | 62 | 162 | all checks consistent |
| Drawing | 18.07.2001 | 15 | 82 | 232 | all checks consistent |
| Drawing | 19.07.2001 | 13 | 77 | 207 | all checks consistent |
| Drawing | 20.07.2001 | 12 | 74 | 194 | all checks consistent |
| Drawing | 21.07.2001 | 7 | 45 | 115 | all checks consistent |
| Drawing | 22.07.2001 | 7 | 59 | 129 | counts consistent, some coordinates doubtful |
| Drawing | 23.07.2001 | 9 | 74 | 164 | all checks consistent |
| Drawing | 24.07.2001 | 7 | 64 | 134 | counts consistent, some coordinates doubtful |
| Drawing | 25.07.2001 | 7 | 53 | 123 | counts consistent, some coordinates doubtful |
| Drawing | 26.07.2001 | — | — | — | reading could not be verified |
| Drawing | 27.07.2001 | — | — | — | reading could not be verified |
| Drawing | 28.07.2001 | 7 | 30 | 100 | all checks consistent |
| Drawing | 29.07.2001 | 5 | 21 | 71 | all checks consistent |
| Drawing | 30.07.2001 | — | — | — | reading could not be verified |
| Drawing | 31.07.2001 | 5 | 41 | 91 | all checks consistent |
| Drawing | 01.08.2001 | 6 | 29 | 89 | all checks consistent |
| Drawing | 02.08.2001 | — | — | — | reading could not be verified |
| Drawing | 03.08.2001 | — | — | — | reading could not be verified |
| Drawing | 04.08.2001 | — | — | — | reading could not be verified |
| Drawing | 05.08.2001 | — | — | — | reading could not be verified |
| Drawing | 06.08.2001 | 10 | 74 | 174 | counts consistent, some coordinates doubtful |
| Drawing | 07.08.2001 | 11 | 98 | 208 | all checks consistent |
| Drawing | 08.08.2001 | 10 | 70 | 170 | all checks consistent |
| Drawing | 09.08.2001 | 10 | 66 | 166 | all checks consistent |
| Drawing | 10.08.2001 | 10 | 64 | 164 | all checks consistent |
| Drawing | 11.08.2001 | — | — | — | reading could not be verified |
| Drawing | 12.08.2001 | 11 | 73 | 183 | all checks consistent |
| Drawing | 14.08.2001 | 9 | 59 | 149 | counts consistent, some coordinates doubtful |
| Drawing | 15.08.2001 | 11 | 60 | 170 | all checks consistent |
| Drawing | 16.08.2001 | — | — | — | reading could not be verified |
| Drawing | 17.08.2001 | 14 | 50 | 190 | all checks consistent |
| Drawing | 18.08.2001 | 10 | 62 | 162 | all checks consistent |
| Drawing | 21.08.2001 | 11 | 89 | 199 | all checks consistent |
| Drawing | 22.08.2001 | 9 | 67 | 157 | all checks consistent |
| Drawing | 23.08.2001 | 12 | 98 | 218 | all checks consistent |
| Drawing | 24.08.2001 | 12 | 105 | 225 | all checks consistent |
| Drawing | 25.08.2001 | 8 | 95 | 175 | all checks consistent |
| Drawing | 26.08.2001 | 7 | 68 | 138 | counts consistent, some coordinates doubtful |
| Drawing | 27.08.2001 | 8 | 94 | 174 | all checks consistent |
| Drawing | 28.08.2001 | 11 | 117 | 227 | all checks consistent |
| Drawing | 29.08.2001 | — | — | — | reading could not be verified |
| Drawing | 30.08.2001 | 7 | 94 | 164 | all checks consistent |
| Drawing | 31.08.2001 | — | — | — | reading could not be verified |
| Drawing | 01.09.2001 | 7 | 65 | 135 | all checks consistent |
| Drawing | 02.09.2001 | 6 | 73 | 133 | all checks consistent |
| Drawing | 03.09.2001 | 8 | 85 | 165 | counts consistent, some coordinates doubtful |
| Drawing | 04.09.2001 | 7 | 58 | 128 | all checks consistent |
| Drawing | 05.09.2001 | 9 | 89 | 179 | all checks consistent |
| Drawing | 07.09.2001 | 10 | 127 | 227 | all checks consistent |
| Drawing | 08.09.2001 | 10 | 124 | 224 | all checks consistent |
| Drawing | 09.09.2001 | 10 | 143 | 243 | all checks consistent |
| Drawing | 10.09.2001 | 8 | 145 | 225 | all checks consistent |
| Drawing | 11.09.2001 | 6 | 149 | 209 | all checks consistent |
| Drawing | 13.09.2001 | 9 | 148 | 238 | all checks consistent |
| Drawing | 14.09.2001 | 9 | 149 | 239 | all checks consistent |
| Drawing | 16.09.2001 | 9 | 118 | 208 | all checks consistent |
| Drawing | 17.09.2001 | 11 | 96 | 206 | all checks consistent |
| Drawing | 18.09.2001 | 15 | 94 | 244 | all checks consistent |
| Drawing | 19.09.2001 | — | — | — | reading could not be verified |
| Drawing | 20.09.2001 | 15 | 120 | 270 | all checks consistent |
| Drawing | 21.09.2001 | 13 | 150 | 280 | all checks consistent |
| Drawing | 22.09.2001 | 12 | 132 | 252 | all checks consistent |
| Drawing | 23.09.2001 | 14 | 188 | 328 | all checks consistent |
| Drawing | 24.09.2001 | 13 | 164 | 294 | all checks consistent |
| Drawing | 25.09.2001 | — | — | — | reading could not be verified |
| Drawing | 26.09.2001 | 13 | 197 | 327 | all checks consistent |
| Drawing | 27.09.2001 | 12 | 157 | 277 | all checks consistent |
| Drawing | 28.09.2001 | 12 | 103 | 223 | all checks consistent |
| Drawing | 29.09.2001 | 14 | 88 | 228 | all checks consistent |
| Drawing | 30.09.2001 | — | — | — | reading could not be verified |
| Drawing | 01.10.2001 | — | — | — | reading could not be verified |
| Drawing | 02.10.2001 | 14 | 79 | 219 | all checks consistent |
| Drawing | 03.10.2001 | 13 | 62 | 192 | all checks consistent |
| Drawing | 04.10.2001 | 14 | 78 | 218 | all checks consistent |
| Drawing | 05.10.2001 | 11 | 47 | 157 | all checks consistent |
| Drawing | 06.10.2001 | 10 | 54 | 154 | all checks consistent |
| Drawing | 07.10.2001 | 10 | 50 | 150 | counts consistent, some coordinates doubtful |
| Drawing | 08.10.2001 | — | — | — | reading could not be verified |
| Drawing | 09.10.2001 | — | — | — | reading could not be verified |
| Drawing | 11.10.2001 | 12 | 75 | 195 | all checks consistent |
| Drawing | 12.10.2001 | 13 | 80 | 210 | all checks consistent |
| Drawing | 13.10.2001 | 11 | 57 | 167 | all checks consistent |
| Drawing | 14.10.2001 | — | — | — | reading could not be verified |
| Drawing | 15.10.2001 | 12 | 96 | 216 | all checks consistent |
| Drawing | 16.10.2001 | 11 | 118 | 228 | all checks consistent |
| Drawing | 17.10.2001 | 11 | 96 | 206 | all checks consistent |
| Drawing | 19.10.2001 | 12 | 111 | 231 | all checks consistent |
| Drawing | 20.10.2001 | 13 | 89 | 219 | all checks consistent |
| Drawing | 21.10.2001 | 13 | 95 | 225 | all checks consistent |
| Drawing | 22.10.2001 | 14 | 111 | 251 | all checks consistent |
| Drawing | 23.10.2001 | 13 | 106 | 236 | all checks consistent |
| Drawing | 24.10.2001 | 9 | 71 | 161 | all checks consistent |
| Drawing | 25.10.2001 | — | — | — | reading could not be verified |
| Drawing | 26.10.2001 | 12 | 67 | 187 | all checks consistent |
| Drawing | 27.10.2001 | 10 | 75 | 175 | all checks consistent |
| Drawing | 29.10.2001 | 8 | 66 | 146 | all checks consistent |
| Drawing | 30.10.2001 | 5 | 84 | 134 | all checks consistent |
| Drawing | 31.10.2001 | 4 | 65 | 105 | all checks consistent |
| Drawing | 01.11.2001 | — | — | — | reading could not be verified |
| Drawing | 07.11.2001 | — | — | — | reading could not be verified |
| Drawing | 09.11.2001 | — | — | — | reading could not be verified |
| Drawing | 10.11.2001 | — | — | — | reading could not be verified |
| Drawing | 12.11.2001 | — | — | — | reading could not be verified |
| Drawing | 13.11.2001 | — | — | — | reading could not be verified |
| Drawing | 17.11.2001 | 8 | 36 | 116 | counts consistent, some coordinates doubtful |
| Drawing | 18.11.2001 | 7 | 36 | 106 | counts consistent, some coordinates doubtful |
| Drawing | 19.11.2001 | — | — | — | reading could not be verified |
| Drawing | 21.11.2001 | — | — | — | reading could not be verified |
| Drawing | 22.11.2001 | — | — | — | reading could not be verified |
| Drawing | 23.11.2001 | — | — | — | reading could not be verified |
| Drawing | 24.11.2001 | — | — | — | reading could not be verified |
| Drawing | 26.11.2001 | — | — | — | reading could not be verified |
| Drawing | 27.11.2001 | — | — | — | reading could not be verified |
| Drawing | 28.11.2001 | — | — | — | reading could not be verified |
| Drawing | 15.12.2001 | — | — | — | reading could not be verified |
| Drawing | 20.12.2001 | — | — | — | reading could not be verified |
| Drawing | 21.12.2001 | 5 | 33 | 83 | counts consistent, some coordinates doubtful |
| Drawing | 23.12.2001 | — | — | — | reading could not be verified |
| Drawing | 26.12.2001 | — | — | — | reading could not be verified |
| Drawing | 29.12.2001 | — | — | — | reading could not be verified |
| Drawing | 30.12.2001 | — | — | — | reading could not be verified |
Click a date for the group table and the drawing. “—”: the reading of the sheet could not be verified, numbers are not shown; see the drawing.