Supporting amateur astronomers since 1890
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British Astronomical Association Supporting amateur astronomers since 1890 |
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| Total observations: | 3,949 | Minimum magnitude: | 12.900 | Maximum magnitude: | 8.550 | ||
| First observation: | JD 2400275.500000 | \ | 19 Aug 1859 00:00:00.000000 UT | Latest observation: | JD 2460233.289160 | \ | 15 Oct 2023 18:56:23.424000 UT |
| Observation Method | Number of Observations |
|---|---|
| Visual | 3,927 |
| CCD | 12 |
| CMOS | 10 |
| Year | Total | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 |
| 2022 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 0 |
| 2020 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 4 | 0 |
| 2019 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 0 | 0 |
| 2005 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 |
| 1999 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1998 | 15 | 2 | 2 | 3 | 2 | 2 | 0 | 0 | 1 | 0 | 0 | 1 | 2 |
| 1997 | 17 | 0 | 1 | 2 | 3 | 0 | 0 | 0 | 3 | 3 | 3 | 1 | 1 |
| 1934 | 145 | 7 | 6 | 4 | 5 | 16 | 12 | 22 | 16 | 27 | 16 | 9 | 5 |
| 1933 | 216 | 6 | 7 | 11 | 9 | 15 | 13 | 33 | 47 | 27 | 22 | 15 | 11 |
| 1932 | 195 | 8 | 9 | 9 | 10 | 12 | 24 | 23 | 29 | 18 | 23 | 19 | 11 |
| 1931 | 231 | 7 | 4 | 7 | 9 | 17 | 15 | 14 | 32 | 28 | 51 | 32 | 15 |
| 1930 | 182 | 9 | 4 | 6 | 5 | 6 | 21 | 15 | 27 | 26 | 28 | 24 | 11 |
| 1929 | 275 | 5 | 2 | 10 | 10 | 18 | 21 | 38 | 29 | 58 | 35 | 23 | 26 |
| 1928 | 231 | 11 | 5 | 7 | 8 | 11 | 13 | 36 | 33 | 32 | 25 | 31 | 19 |
| 1927 | 200 | 6 | 6 | 8 | 11 | 9 | 16 | 24 | 41 | 22 | 29 | 17 | 11 |
| 1926 | 332 | 20 | 4 | 5 | 11 | 16 | 32 | 36 | 38 | 58 | 46 | 35 | 31 |
| 1925 | 282 | 7 | 7 | 4 | 9 | 13 | 31 | 27 | 36 | 41 | 33 | 39 | 35 |
| 1924 | 197 | 6 | 7 | 9 | 11 | 14 | 13 | 21 | 30 | 23 | 23 | 27 | 13 |
| 1923 | 155 | 8 | 2 | 4 | 8 | 5 | 10 | 15 | 22 | 26 | 21 | 18 | 16 |
| 1922 | 180 | 6 | 3 | 5 | 8 | 16 | 13 | 18 | 24 | 29 | 31 | 16 | 11 |
| 1921 | 203 | 9 | 5 | 9 | 11 | 9 | 22 | 25 | 18 | 30 | 28 | 19 | 18 |
| 1920 | 172 | 4 | 5 | 9 | 4 | 6 | 9 | 12 | 16 | 35 | 26 | 26 | 20 |
| 1919 | 60 | 3 | 3 | 5 | 4 | 7 | 5 | 4 | 4 | 6 | 6 | 6 | 7 |
| 1918 | 40 | 2 | 1 | 4 | 4 | 3 | 3 | 3 | 3 | 3 | 4 | 5 | 5 |
| 1890 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 |
| 1889 | 9 | 0 | 0 | 0 | 0 | 3 | 1 | 2 | 1 | 2 | 0 | 0 | 0 |
| 1888 | 14 | 0 | 0 | 0 | 0 | 2 | 1 | 1 | 3 | 3 | 3 | 1 | 0 |
| 1887 | 12 | 1 | 0 | 0 | 0 | 1 | 4 | 3 | 2 | 1 | 0 | 0 | 0 |
| 1886 | 29 | 2 | 0 | 0 | 0 | 2 | 4 | 0 | 0 | 2 | 3 | 11 | 5 |
| 1885 | 42 | 4 | 0 | 0 | 1 | 3 | 3 | 4 | 9 | 11 | 1 | 4 | 2 |
| 1884 | 55 | 0 | 0 | 0 | 0 | 5 | 3 | 6 | 11 | 8 | 4 | 8 | 10 |
| 1883 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 0 | 0 |
| 1882 | 21 | 0 | 0 | 0 | 0 | 9 | 0 | 4 | 1 | 5 | 2 | 0 | 0 |
| 1881 | 46 | 1 | 0 | 0 | 0 | 11 | 4 | 6 | 5 | 4 | 6 | 6 | 3 |
| 1880 | 59 | 1 | 0 | 1 | 4 | 6 | 4 | 6 | 10 | 10 | 8 | 5 | 4 |
| 1879 | 59 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 13 | 11 | 14 | 7 |
| 1878 | 33 | 0 | 0 | 0 | 0 | 0 | 2 | 6 | 6 | 5 | 3 | 6 | 5 |
| 1877 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 7 |
| 1869 | 3 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 1 | 0 |
| 1868 | 34 | 0 | 0 | 0 | 0 | 2 | 12 | 9 | 1 | 4 | 3 | 3 | 0 |
| 1867 | 25 | 1 | 0 | 0 | 0 | 1 | 1 | 2 | 3 | 7 | 4 | 3 | 3 |
| 1866 | 36 | 0 | 0 | 0 | 0 | 4 | 2 | 6 | 4 | 4 | 8 | 6 | 2 |
| 1865 | 35 | 0 | 0 | 0 | 0 | 3 | 8 | 4 | 4 | 3 | 5 | 6 | 2 |
| 1864 | 33 | 1 | 0 | 0 | 0 | 2 | 2 | 7 | 4 | 7 | 7 | 3 | 0 |
| 1863 | 38 | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 7 | 7 | 7 | 9 | 4 |
| 1859 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |