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 1999 265 sheets · 181 usable · mean R 117.6
| Drawing | Date | g | f | R | Reading |
|---|---|---|---|---|---|
| Drawing | 01.01.1999 | 6 | 37 | 97 | all checks consistent |
| Drawing | 02.01.1999 | 4 | 23 | 63 | all checks consistent |
| Drawing | 07.01.1999 | 8 | 36 | 116 | all checks consistent |
| Drawing | 08.01.1999 | 4 | 21 | 61 | all checks consistent |
| Drawing | 09.01.1999 | 4 | 18 | 58 | all checks consistent |
| Drawing | 10.01.1999 | 5 | 20 | 70 | all checks consistent |
| Drawing | 12.01.1999 | 3 | 6 | 36 | all checks consistent |
| Drawing | 13.01.1999 | 3 | 20 | 50 | all checks consistent |
| Drawing | 14.01.1999 | 4 | 30 | 70 | all checks consistent |
| Drawing | 16.01.1999 | 5 | 58 | 108 | all checks consistent |
| Drawing | 17.01.1999 | 5 | 79 | 129 | all checks consistent |
| Drawing | 22.01.1999 | 5 | 44 | 94 | all checks consistent |
| Drawing | 25.01.1999 | 1 | 15 | 25 | all checks consistent |
| Drawing | 26.01.1999 | 1 | 4 | 14 | all checks consistent |
| Drawing | 27.01.1999 | 4 | 9 | 49 | all checks consistent |
| Drawing | 28.01.1999 | 3 | 4 | 34 | all checks consistent |
| Drawing | 30.01.1999 | 2 | 10 | 30 | all checks consistent |
| Drawing | 03.02.1999 | 1 | 15 | 25 | all checks consistent |
| Drawing | 05.02.1999 | 1 | 5 | 15 | all checks consistent |
| Drawing | 06.02.1999 | 2 | 6 | 26 | all checks consistent |
| Drawing | 08.02.1999 | 3 | 12 | 42 | all checks consistent |
| Drawing | 09.02.1999 | — | — | — | reading could not be verified |
| Drawing | 10.02.1999 | — | — | — | reading could not be verified |
| Drawing | 11.02.1999 | — | — | — | reading could not be verified |
| Drawing | 13.02.1999 | 10 | 79 | 179 | all checks consistent |
| Drawing | 15.02.1999 | 10 | 123 | 223 | all checks consistent |
| Drawing | 16.02.1999 | 12 | 75 | 195 | counts consistent, some coordinates doubtful |
| Drawing | 17.02.1999 | 10 | 64 | 164 | all checks consistent |
| Drawing | 18.02.1999 | 9 | 63 | 153 | counts consistent, some coordinates doubtful |
| Drawing | 20.02.1999 | 9 | 37 | 127 | all checks consistent |
| Drawing | 21.02.1999 | 11 | 36 | 146 | all checks consistent |
| Drawing | 23.02.1999 | 3 | 5 | 35 | all checks consistent |
| Drawing | 25.02.1999 | 4 | 19 | 59 | all checks consistent |
| Drawing | 26.02.1999 | 3 | 28 | 58 | all checks consistent |
| Drawing | 27.02.1999 | 5 | 35 | 85 | all checks consistent |
| Drawing | 28.02.1999 | 6 | 46 | 106 | all checks consistent |
| Drawing | 01.03.1999 | 5 | 56 | 106 | counts consistent, some coordinates doubtful |
| Drawing | 02.03.1999 | 7 | 60 | 130 | all checks consistent |
| Drawing | 03.03.1999 | 7 | 63 | 133 | all checks consistent |
| Drawing | 04.03.1999 | 10 | 60 | 160 | all checks consistent |
| Drawing | 05.03.1999 | — | — | — | reading could not be verified |
| Drawing | 06.03.1999 | 8 | 43 | 123 | all checks consistent |
| Drawing | 07.03.1999 | 4 | 31 | 71 | all checks consistent |
| Drawing | 08.03.1999 | 4 | 22 | 62 | all checks consistent |
| Drawing | 09.03.1999 | 7 | 32 | 102 | counts consistent, some coordinates doubtful |
| Drawing | 10.03.1999 | — | — | — | reading could not be verified |
| Drawing | 11.03.1999 | — | — | — | reading could not be verified |
| Drawing | 13.03.1999 | 4 | 40 | 80 | all checks consistent |
| Drawing | 15.03.1999 | 3 | 68 | 98 | all checks consistent |
| Drawing | 16.03.1999 | 5 | 69 | 119 | all checks consistent |
| Drawing | 21.03.1999 | 7 | 25 | 95 | all checks consistent |
| Drawing | 23.03.1999 | 3 | 4 | 34 | all checks consistent |
| Drawing | 24.03.1999 | 5 | 23 | 73 | all checks consistent |
| Drawing | 25.03.1999 | 4 | 10 | 50 | counts consistent, some coordinates doubtful |
| Drawing | 26.03.1999 | 4 | 4 | 44 | all checks consistent |
| Drawing | 27.03.1999 | 2 | 3 | 23 | all checks consistent |
| Drawing | 04.04.1999 | 6 | 43 | 103 | counts consistent, some coordinates doubtful |
| Drawing | 05.04.1999 | 4 | 50 | 90 | all checks consistent |
| Drawing | 06.04.1999 | 6 | 56 | 116 | all checks consistent |
| Drawing | 07.04.1999 | 6 | 54 | 114 | all checks consistent |
| Drawing | 08.04.1999 | 8 | 58 | 138 | counts consistent, some coordinates doubtful |
| Drawing | 09.04.1999 | 8 | 57 | 137 | all checks consistent |
| Drawing | 10.04.1999 | 6 | 86 | 146 | all checks consistent |
| Drawing | 12.04.1999 | — | — | — | reading could not be verified |
| Drawing | 13.04.1999 | 7 | 33 | 103 | all checks consistent |
| Drawing | 15.04.1999 | 6 | 34 | 94 | all checks consistent |
| Drawing | 16.04.1999 | 7 | 38 | 108 | counts consistent, some coordinates doubtful |
| Drawing | 17.04.1999 | 7 | 42 | 112 | all checks consistent |
| Drawing | 18.04.1999 | 6 | 31 | 91 | all checks consistent |
| Drawing | 19.04.1999 | 4 | 21 | 61 | all checks consistent |
| Drawing | 20.04.1999 | 5 | 28 | 78 | all checks consistent |
| Drawing | 22.04.1999 | 3 | 25 | 55 | all checks consistent |
| Drawing | 23.04.1999 | 3 | 32 | 62 | all checks consistent |
| Drawing | 24.04.1999 | 5 | 22 | 72 | all checks consistent |
| Drawing | 25.04.1999 | 4 | 17 | 57 | all checks consistent |
| Drawing | 26.04.1999 | 4 | 26 | 66 | all checks consistent |
| Drawing | 27.04.1999 | 4 | 30 | 70 | all checks consistent |
| Drawing | 28.04.1999 | 4 | 39 | 79 | all checks consistent |
| Drawing | 29.04.1999 | 5 | 28 | 78 | all checks consistent |
| Drawing | 30.04.1999 | 5 | 46 | 96 | all checks consistent |
| Drawing | 01.05.1999 | — | — | — | reading could not be verified |
| Drawing | 02.05.1999 | — | — | — | reading could not be verified |
| Drawing | 03.05.1999 | — | — | — | reading could not be verified |
| Drawing | 04.05.1999 | 8 | 38 | 118 | all checks consistent |
| Drawing | 05.05.1999 | 10 | 45 | 145 | counts consistent, some coordinates doubtful |
| Drawing | 07.05.1999 | — | — | — | reading could not be verified |
| Drawing | 08.05.1999 | 14 | 87 | 227 | all checks consistent |
| Drawing | 09.05.1999 | 13 | 102 | 232 | all checks consistent |
| Drawing | 10.05.1999 | 8 | 87 | 167 | all checks consistent |
| Drawing | 11.05.1999 | 9 | 95 | 185 | all checks consistent |
| Drawing | 12.05.1999 | 7 | 67 | 137 | all checks consistent |
| Drawing | 13.05.1999 | 5 | 36 | 86 | all checks consistent |
| Drawing | 14.05.1999 | 7 | 53 | 123 | all checks consistent |
| Drawing | 15.05.1999 | 9 | 58 | 148 | all checks consistent |
| Drawing | 16.05.1999 | 7 | 64 | 134 | all checks consistent |
| Drawing | 17.05.1999 | 6 | 43 | 103 | all checks consistent |
| Drawing | 18.05.1999 | 8 | 59 | 139 | all checks consistent |
| Drawing | 19.05.1999 | 6 | 40 | 100 | all checks consistent |
| Drawing | 20.05.1999 | — | — | — | reading could not be verified |
| Drawing | 21.05.1999 | — | — | — | reading could not be verified |
| Drawing | 22.05.1999 | — | — | — | reading could not be verified |
| Drawing | 23.05.1999 | — | — | — | reading could not be verified |
| Drawing | 24.05.1999 | — | — | — | reading could not be verified |
| Drawing | 25.05.1999 | — | — | — | reading could not be verified |
| Drawing | 26.05.1999 | — | — | — | reading could not be verified |
| Drawing | 27.05.1999 | — | — | — | reading could not be verified |
| Drawing | 28.05.1999 | 10 | 64 | 164 | counts consistent, some coordinates doubtful |
| Drawing | 29.05.1999 | — | — | — | reading could not be verified |
| Drawing | 30.05.1999 | — | — | — | reading could not be verified |
| Drawing | 31.05.1999 | — | — | — | reading could not be verified |
| Drawing | 01.06.1999 | — | — | — | reading could not be verified |
| Drawing | 03.06.1999 | — | — | — | reading could not be verified |
| Drawing | 04.06.1999 | — | — | — | reading could not be verified |
| Drawing | 05.06.1999 | 13 | 76 | 206 | counts consistent, some coordinates doubtful |
| Drawing | 06.06.1999 | 15 | 98 | 248 | all checks consistent |
| Drawing | 07.06.1999 | 9 | 71 | 161 | all checks consistent |
| Drawing | 08.06.1999 | 11 | 76 | 186 | all checks consistent |
| Drawing | 09.06.1999 | 13 | 73 | 203 | all checks consistent |
| Drawing | 10.06.1999 | — | — | — | reading could not be verified |
| Drawing | 11.06.1999 | 12 | 91 | 211 | all checks consistent |
| Drawing | 12.06.1999 | — | — | — | reading could not be verified |
| Drawing | 13.06.1999 | 11 | 119 | 229 | all checks consistent |
| Drawing | 14.06.1999 | 11 | 116 | 226 | all checks consistent |
| Drawing | 15.06.1999 | 12 | 70 | 190 | all checks consistent |
| Drawing | 16.06.1999 | 10 | 65 | 165 | all checks consistent |
| Drawing | 17.06.1999 | 7 | 61 | 131 | all checks consistent |
| Drawing | 18.06.1999 | 6 | 48 | 108 | counts consistent, some coordinates doubtful |
| Drawing | 19.06.1999 | — | — | — | reading could not be verified |
| Drawing | 20.06.1999 | 7 | 13 | 83 | counts consistent, some coordinates doubtful |
| Drawing | 21.06.1999 | 9 | 39 | 129 | all checks consistent |
| Drawing | 22.06.1999 | — | — | — | reading could not be verified |
| Drawing | 23.06.1999 | 13 | 42 | 172 | counts consistent, some coordinates doubtful |
| Drawing | 27.06.1999 | — | — | — | reading could not be verified |
| Drawing | 28.06.1999 | — | — | — | reading could not be verified |
| Drawing | 30.06.1999 | — | — | — | reading could not be verified |
| Drawing | 01.07.1999 | — | — | — | reading could not be verified |
| Drawing | 02.07.1999 | 11 | 101 | 211 | all checks consistent |
| Drawing | 03.07.1999 | 10 | 75 | 175 | all checks consistent |
| Drawing | 04.07.1999 | — | — | — | reading could not be verified |
| Drawing | 05.07.1999 | 9 | 119 | 209 | counts consistent, some coordinates doubtful |
| Drawing | 06.07.1999 | — | — | — | reading could not be verified |
| Drawing | 07.07.1999 | 11 | 49 | 159 | all checks consistent |
| Drawing | 08.07.1999 | — | — | — | reading could not be verified |
| Drawing | 09.07.1999 | — | — | — | reading could not be verified |
| Drawing | 11.07.1999 | — | — | — | reading could not be verified |
| Drawing | 13.07.1999 | — | — | — | reading could not be verified |
| Drawing | 14.07.1999 | 7 | 54 | 124 | all checks consistent |
| Drawing | 15.07.1999 | 5 | 68 | 118 | counts consistent, some coordinates doubtful |
| Drawing | 17.07.1999 | 6 | 43 | 103 | all checks consistent |
| Drawing | 18.07.1999 | 7 | 36 | 106 | counts consistent, some coordinates doubtful |
| Drawing | 19.07.1999 | 7 | 44 | 114 | counts consistent, some coordinates doubtful |
| Drawing | 20.07.1999 | — | — | — | reading could not be verified |
| Drawing | 21.07.1999 | 7 | 54 | 124 | all checks consistent |
| Drawing | 22.07.1999 | 6 | 70 | 130 | all checks consistent |
| Drawing | 23.07.1999 | 8 | 56 | 136 | all checks consistent |
| Drawing | 24.07.1999 | 8 | 84 | 164 | all checks consistent |
| Drawing | 25.07.1999 | — | — | — | reading could not be verified |
| Drawing | 26.07.1999 | — | — | — | reading could not be verified |
| Drawing | 27.07.1999 | 12 | 78 | 198 | all checks consistent |
| Drawing | 28.07.1999 | 13 | 70 | 200 | counts consistent, some coordinates doubtful |
| Drawing | 29.07.1999 | — | — | — | reading could not be verified |
| Drawing | 30.07.1999 | 13 | 110 | 240 | all checks consistent |
| Drawing | 02.08.1999 | — | — | — | reading could not be verified |
| Drawing | 03.08.1999 | — | — | — | reading could not be verified |
| Drawing | 04.08.1999 | — | — | — | reading could not be verified |
| Drawing | 05.08.1999 | — | — | — | reading could not be verified |
| Drawing | 06.08.1999 | — | — | — | reading could not be verified |
| Drawing | 09.08.1999 | 8 | 40 | 120 | all checks consistent |
| Drawing | 10.08.1999 | 5 | 38 | 88 | all checks consistent |
| Drawing | 11.08.1999 | 4 | 39 | 79 | counts consistent, some coordinates doubtful |
| Drawing | 12.08.1999 | 5 | 40 | 90 | all checks consistent |
| Drawing | 13.08.1999 | 7 | 40 | 110 | all checks consistent |
| Drawing | 14.08.1999 | 6 | 28 | 88 | all checks consistent |
| Drawing | 15.08.1999 | — | — | — | reading could not be verified |
| Drawing | 16.08.1999 | 5 | 21 | 71 | all checks consistent |
| Drawing | 17.08.1999 | 3 | 9 | 39 | all checks consistent |
| Drawing | 18.08.1999 | 3 | 21 | 51 | all checks consistent |
| Drawing | 19.08.1999 | 4 | 28 | 68 | counts consistent, some coordinates doubtful |
| Drawing | 20.08.1999 | 5 | 32 | 82 | all checks consistent |
| Drawing | 21.08.1999 | 5 | 24 | 74 | all checks consistent |
| Drawing | 22.08.1999 | — | — | — | reading could not be verified |
| Drawing | 23.08.1999 | — | — | — | reading could not be verified |
| Drawing | 25.08.1999 | — | — | — | reading could not be verified |
| Drawing | 26.08.1999 | — | — | — | reading could not be verified |
| Drawing | 28.08.1999 | — | — | — | reading could not be verified |
| Drawing | 30.08.1999 | — | — | — | reading could not be verified |
| Drawing | 31.08.1999 | — | — | — | reading could not be verified |
| Drawing | 01.09.1999 | — | — | — | reading could not be verified |
| Drawing | 03.09.1999 | 6 | 32 | 92 | all checks consistent |
| Drawing | 05.09.1999 | 6 | 34 | 94 | all checks consistent |
| Drawing | 06.09.1999 | 6 | 38 | 98 | all checks consistent |
| Drawing | 07.09.1999 | 6 | 53 | 113 | all checks consistent |
| Drawing | 08.09.1999 | 9 | 32 | 122 | all checks consistent |
| Drawing | 09.09.1999 | 7 | 42 | 112 | all checks consistent |
| Drawing | 10.09.1999 | — | — | — | reading could not be verified |
| Drawing | 11.09.1999 | 5 | 61 | 111 | counts consistent, some coordinates doubtful |
| Drawing | 12.09.1999 | 5 | 63 | 113 | all checks consistent |
| Drawing | 13.09.1999 | 8 | 99 | 179 | counts consistent, some coordinates doubtful |
| Drawing | 14.09.1999 | 7 | 101 | 171 | counts consistent, some coordinates doubtful |
| Drawing | 15.09.1999 | 7 | 74 | 144 | all checks consistent |
| Drawing | 16.09.1999 | 9 | 101 | 191 | all checks consistent |
| Drawing | 17.09.1999 | — | — | — | reading could not be verified |
| Drawing | 18.09.1999 | 9 | 63 | 153 | all checks consistent |
| Drawing | 21.09.1999 | — | — | — | reading could not be verified |
| Drawing | 22.09.1999 | — | — | — | reading could not be verified |
| Drawing | 23.09.1999 | — | — | — | reading could not be verified |
| Drawing | 24.09.1999 | 4 | 18 | 58 | all checks consistent |
| Drawing | 25.09.1999 | 3 | 10 | 40 | all checks consistent |
| Drawing | 26.09.1999 | 4 | 8 | 48 | all checks consistent |
| Drawing | 27.09.1999 | 3 | 7 | 37 | all checks consistent |
| Drawing | 28.09.1999 | 5 | 12 | 62 | all checks consistent |
| Drawing | 29.09.1999 | — | — | — | reading could not be verified |
| Drawing | 30.09.1999 | 7 | 19 | 89 | all checks consistent |
| Drawing | 01.10.1999 | 5 | 7 | 57 | all checks consistent |
| Drawing | 02.10.1999 | 8 | 11 | 91 | counts consistent, some coordinates doubtful |
| Drawing | 03.10.1999 | 9 | 20 | 110 | counts consistent, some coordinates doubtful |
| Drawing | 04.10.1999 | 8 | 47 | 127 | all checks consistent |
| Drawing | 05.10.1999 | 12 | 42 | 162 | all checks consistent |
| Drawing | 06.10.1999 | 11 | 72 | 182 | all checks consistent |
| Drawing | 07.10.1999 | — | — | — | reading could not be verified |
| Drawing | 10.10.1999 | 11 | 26 | 136 | counts consistent, some coordinates doubtful |
| Drawing | 11.10.1999 | — | — | — | reading could not be verified |
| Drawing | 12.10.1999 | — | — | — | reading could not be verified |
| Drawing | 13.10.1999 | 12 | 131 | 251 | all checks consistent |
| Drawing | 14.10.1999 | 11 | 134 | 244 | all checks consistent |
| Drawing | 16.10.1999 | — | — | — | reading could not be verified |
| Drawing | 18.10.1999 | — | — | — | reading could not be verified |
| Drawing | 24.10.1999 | 5 | 96 | 146 | all checks consistent |
| Drawing | 25.10.1999 | 6 | 115 | 175 | all checks consistent |
| Drawing | 26.10.1999 | 8 | 188 | 268 | counts consistent, some coordinates doubtful |
| Drawing | 27.10.1999 | 8 | 159 | 239 | all checks consistent |
| Drawing | 28.10.1999 | 8 | 89 | 169 | all checks consistent |
| Drawing | 29.10.1999 | 10 | 154 | 254 | counts consistent, some coordinates doubtful |
| Drawing | 31.10.1999 | 9 | 68 | 158 | counts consistent, some coordinates doubtful |
| Drawing | 01.11.1999 | — | — | — | reading could not be verified |
| Drawing | 02.11.1999 | — | — | — | reading could not be verified |
| Drawing | 03.11.1999 | 6 | 71 | 131 | all checks consistent |
| Drawing | 04.11.1999 | — | — | — | reading could not be verified |
| Drawing | 06.11.1999 | — | — | — | reading could not be verified |
| Drawing | 07.11.1999 | 9 | 79 | 169 | counts consistent, some coordinates doubtful |
| Drawing | 08.11.1999 | — | — | — | reading could not be verified |
| Drawing | 11.11.1999 | — | — | — | reading could not be verified |
| Drawing | 14.11.1999 | — | — | — | reading could not be verified |
| Drawing | 15.11.1999 | 9 | 122 | 212 | counts consistent, some coordinates doubtful |
| Drawing | 19.11.1999 | — | — | — | reading could not be verified |
| Drawing | 21.11.1999 | — | — | — | reading could not be verified |
| Drawing | 22.11.1999 | — | — | — | reading could not be verified |
| Drawing | 26.11.1999 | — | — | — | reading could not be verified |
| Drawing | 27.11.1999 | — | — | — | reading could not be verified |
| Drawing | 28.11.1999 | — | — | — | reading could not be verified |
| Drawing | 30.11.1999 | 4 | 53 | 93 | all checks consistent |
| Drawing | 01.12.1999 | 7 | 81 | 151 | all checks consistent |
| Drawing | 02.12.1999 | — | — | — | reading could not be verified |
| Drawing | 03.12.1999 | 5 | 26 | 76 | all checks consistent |
| Drawing | 04.12.1999 | 7 | 37 | 107 | all checks consistent |
| Drawing | 05.12.1999 | 4 | 25 | 65 | all checks consistent |
| Drawing | 06.12.1999 | 6 | 32 | 92 | all checks consistent |
| Drawing | 09.12.1999 | 6 | 28 | 88 | all checks consistent |
| Drawing | 11.12.1999 | — | — | — | reading could not be verified |
| Drawing | 13.12.1999 | — | — | — | reading could not be verified |
| Drawing | 15.12.1999 | 7 | 65 | 135 | all checks consistent |
| Drawing | 17.12.1999 | 6 | 53 | 113 | all checks consistent |
| Drawing | 18.12.1999 | 6 | 78 | 138 | all checks consistent |
| Drawing | 19.12.1999 | 5 | 63 | 113 | all checks consistent |
| Drawing | 26.12.1999 | 5 | 55 | 105 | all checks consistent |
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.