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British Astronomical Association Supporting amateur astronomers since 1890 |
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Total observations: | 36,529 | Minimum magnitude: | 16.300 | Maximum magnitude: | 10.100 | ||
First observation: | JD 2422540.860000 | \ | 4 Aug 1920 08:38:24.000000 UT | Latest observation: | JD 2460519.725000 | \ | 28 Jul 2024 05:24:00.000000 UT |
Observation Method | Number of Observations |
---|---|
Visual | 34,439 |
CCD | 2,067 |
DSLR | 8 |
CMOS | 15 |
Year | Total | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
2024 | 109 | 31 | 23 | 25 | 22 | 4 | 3 | 1 | 0 | 0 | 0 | 0 | 0 |
2023 | 229 | 43 | 40 | 14 | 27 | 11 | 3 | 1 | 11 | 16 | 12 | 29 | 22 |
2022 | 401 | 77 | 51 | 60 | 51 | 14 | 5 | 6 | 12 | 13 | 20 | 59 | 33 |
2021 | 267 | 18 | 48 | 47 | 59 | 19 | 2 | 3 | 3 | 7 | 16 | 23 | 22 |
2020 | 2,149 | 40 | 39 | 46 | 1,882 | 39 | 3 | 5 | 7 | 23 | 22 | 19 | 24 |
2019 | 319 | 44 | 64 | 51 | 35 | 16 | 3 | 4 | 11 | 19 | 21 | 19 | 32 |
2018 | 452 | 36 | 177 | 23 | 37 | 26 | 8 | 12 | 5 | 16 | 44 | 38 | 30 |
2017 | 280 | 41 | 23 | 49 | 44 | 11 | 8 | 5 | 8 | 9 | 21 | 32 | 29 |
2016 | 335 | 33 | 54 | 54 | 41 | 18 | 3 | 4 | 12 | 16 | 20 | 42 | 38 |
2015 | 326 | 39 | 46 | 56 | 69 | 11 | 2 | 2 | 11 | 26 | 21 | 25 | 18 |
2014 | 281 | 34 | 29 | 44 | 31 | 12 | 3 | 7 | 9 | 18 | 28 | 26 | 40 |
2013 | 311 | 23 | 29 | 25 | 55 | 33 | 9 | 5 | 13 | 19 | 23 | 36 | 41 |
2012 | 331 | 55 | 27 | 60 | 33 | 17 | 1 | 10 | 8 | 22 | 15 | 36 | 47 |
2011 | 270 | 24 | 26 | 32 | 27 | 15 | 8 | 3 | 3 | 20 | 27 | 30 | 55 |
2010 | 291 | 37 | 26 | 47 | 47 | 18 | 8 | 2 | 8 | 9 | 26 | 40 | 23 |
2009 | 344 | 43 | 27 | 49 | 48 | 36 | 17 | 5 | 17 | 14 | 20 | 34 | 34 |
2008 | 331 | 41 | 64 | 45 | 23 | 28 | 6 | 1 | 4 | 19 | 41 | 29 | 30 |
2007 | 303 | 44 | 27 | 40 | 43 | 23 | 0 | 4 | 8 | 8 | 20 | 33 | 53 |
2006 | 217 | 23 | 31 | 26 | 33 | 8 | 0 | 9 | 3 | 7 | 16 | 41 | 20 |
2005 | 216 | 40 | 28 | 25 | 27 | 16 | 0 | 2 | 7 | 8 | 4 | 32 | 27 |
2004 | 209 | 41 | 34 | 36 | 27 | 3 | 1 | 2 | 1 | 9 | 13 | 18 | 24 |
2003 | 395 | 62 | 64 | 96 | 59 | 10 | 0 | 1 | 10 | 8 | 28 | 23 | 34 |
2002 | 268 | 48 | 41 | 38 | 57 | 14 | 0 | 3 | 0 | 5 | 17 | 31 | 14 |
2001 | 309 | 58 | 49 | 51 | 45 | 20 | 0 | 2 | 4 | 5 | 13 | 26 | 36 |
2000 | 535 | 74 | 102 | 79 | 60 | 15 | 0 | 4 | 8 | 28 | 31 | 61 | 73 |
1999 | 511 | 62 | 60 | 74 | 66 | 19 | 5 | 5 | 9 | 21 | 50 | 65 | 75 |
1998 | 391 | 62 | 54 | 50 | 37 | 24 | 0 | 1 | 9 | 18 | 32 | 47 | 57 |
1997 | 355 | 29 | 42 | 54 | 36 | 21 | 3 | 1 | 16 | 32 | 61 | 30 | 30 |
1996 | 266 | 15 | 45 | 18 | 31 | 11 | 3 | 8 | 13 | 30 | 27 | 32 | 33 |
1995 | 380 | 52 | 53 | 87 | 46 | 19 | 0 | 2 | 15 | 13 | 33 | 39 | 21 |
1994 | 294 | 50 | 41 | 38 | 33 | 7 | 0 | 2 | 5 | 10 | 36 | 21 | 51 |
1993 | 240 | 33 | 22 | 44 | 18 | 12 | 0 | 2 | 6 | 12 | 28 | 26 | 37 |
1992 | 204 | 30 | 36 | 28 | 20 | 9 | 0 | 0 | 3 | 3 | 20 | 26 | 29 |
1991 | 267 | 56 | 35 | 26 | 37 | 11 | 2 | 0 | 4 | 16 | 13 | 32 | 35 |
1990 | 340 | 47 | 48 | 63 | 45 | 17 | 0 | 1 | 3 | 10 | 27 | 31 | 48 |
1989 | 371 | 61 | 69 | 66 | 33 | 13 | 0 | 1 | 3 | 12 | 28 | 60 | 25 |
1988 | 553 | 72 | 86 | 52 | 66 | 29 | 1 | 0 | 26 | 47 | 53 | 65 | 56 |
1987 | 551 | 65 | 35 | 80 | 57 | 39 | 1 | 2 | 25 | 50 | 70 | 73 | 54 |
1986 | 479 | 52 | 52 | 60 | 49 | 30 | 2 | 3 | 6 | 25 | 60 | 57 | 83 |
1985 | 368 | 55 | 63 | 59 | 43 | 21 | 1 | 4 | 5 | 8 | 35 | 41 | 33 |
1984 | 331 | 45 | 25 | 28 | 68 | 12 | 0 | 0 | 5 | 17 | 35 | 34 | 62 |
1983 | 437 | 55 | 65 | 66 | 58 | 21 | 0 | 0 | 10 | 22 | 46 | 41 | 53 |
1982 | 481 | 50 | 41 | 88 | 62 | 22 | 1 | 0 | 13 | 45 | 40 | 55 | 64 |
1981 | 474 | 68 | 72 | 35 | 67 | 32 | 3 | 6 | 18 | 44 | 42 | 50 | 37 |
1980 | 395 | 53 | 28 | 35 | 43 | 38 | 4 | 3 | 13 | 23 | 48 | 59 | 48 |
1979 | 271 | 31 | 27 | 26 | 18 | 19 | 0 | 2 | 17 | 42 | 24 | 32 | 33 |
1978 | 256 | 56 | 19 | 44 | 27 | 18 | 1 | 0 | 5 | 13 | 18 | 36 | 19 |
1977 | 298 | 31 | 39 | 30 | 77 | 20 | 0 | 0 | 5 | 23 | 20 | 30 | 23 |
1976 | 298 | 29 | 17 | 40 | 50 | 14 | 4 | 6 | 11 | 11 | 19 | 52 | 45 |
1975 | 334 | 52 | 32 | 37 | 29 | 33 | 0 | 0 | 9 | 21 | 34 | 52 | 35 |
1974 | 466 | 57 | 47 | 50 | 60 | 35 | 9 | 9 | 17 | 35 | 34 | 52 | 61 |
1973 | 632 | 47 | 57 | 103 | 52 | 41 | 6 | 10 | 21 | 59 | 74 | 93 | 69 |
1972 | 395 | 31 | 33 | 69 | 37 | 21 | 1 | 2 | 23 | 19 | 46 | 68 | 45 |
1971 | 378 | 31 | 43 | 37 | 46 | 28 | 0 | 6 | 13 | 30 | 61 | 62 | 21 |
1970 | 307 | 22 | 44 | 43 | 24 | 15 | 6 | 6 | 16 | 34 | 28 | 30 | 39 |
1969 | 252 | 21 | 22 | 31 | 44 | 15 | 1 | 2 | 6 | 20 | 30 | 32 | 28 |
1968 | 222 | 13 | 16 | 20 | 25 | 9 | 3 | 1 | 25 | 27 | 30 | 24 | 29 |
1967 | 207 | 28 | 27 | 34 | 12 | 12 | 2 | 4 | 14 | 12 | 16 | 18 | 28 |
1966 | 155 | 10 | 8 | 19 | 13 | 5 | 1 | 3 | 17 | 18 | 19 | 15 | 27 |
1965 | 147 | 20 | 12 | 14 | 13 | 1 | 0 | 0 | 17 | 10 | 23 | 20 | 17 |
1964 | 133 | 7 | 14 | 6 | 11 | 11 | 0 | 0 | 14 | 24 | 14 | 16 | 16 |
1963 | 118 | 11 | 14 | 13 | 10 | 7 | 0 | 3 | 2 | 7 | 13 | 20 | 18 |
1962 | 113 | 10 | 10 | 14 | 13 | 8 | 6 | 0 | 6 | 6 | 13 | 10 | 17 |
1961 | 114 | 8 | 6 | 19 | 10 | 11 | 3 | 1 | 4 | 6 | 18 | 12 | 16 |
1960 | 61 | 10 | 6 | 3 | 9 | 3 | 2 | 2 | 5 | 5 | 5 | 5 | 6 |
1959 | 133 | 24 | 19 | 16 | 15 | 11 | 0 | 3 | 4 | 11 | 10 | 8 | 12 |
1958 | 92 | 12 | 8 | 12 | 17 | 7 | 1 | 1 | 4 | 11 | 7 | 4 | 8 |
1957 | 88 | 6 | 10 | 13 | 9 | 18 | 1 | 1 | 1 | 3 | 7 | 7 | 12 |
1956 | 69 | 17 | 1 | 19 | 12 | 6 | 0 | 0 | 3 | 3 | 4 | 2 | 2 |
1955 | 281 | 16 | 24 | 46 | 43 | 20 | 1 | 15 | 16 | 25 | 22 | 28 | 25 |
1954 | 196 | 22 | 10 | 18 | 37 | 15 | 4 | 4 | 10 | 14 | 22 | 23 | 17 |
1953 | 269 | 14 | 17 | 40 | 45 | 31 | 4 | 12 | 19 | 16 | 31 | 23 | 17 |
1952 | 235 | 28 | 18 | 24 | 30 | 25 | 5 | 10 | 11 | 18 | 26 | 22 | 18 |
1951 | 283 | 28 | 21 | 24 | 43 | 10 | 7 | 7 | 19 | 21 | 42 | 22 | 39 |
1950 | 270 | 21 | 30 | 52 | 30 | 18 | 10 | 9 | 18 | 11 | 24 | 20 | 27 |
1949 | 283 | 28 | 45 | 30 | 39 | 24 | 2 | 4 | 6 | 19 | 32 | 27 | 27 |
1948 | 342 | 26 | 29 | 66 | 51 | 34 | 2 | 1 | 13 | 37 | 37 | 21 | 25 |
1947 | 248 | 40 | 7 | 22 | 44 | 21 | 4 | 7 | 16 | 26 | 21 | 24 | 16 |
1946 | 472 | 41 | 51 | 41 | 55 | 49 | 5 | 24 | 25 | 38 | 46 | 36 | 61 |
1945 | 353 | 21 | 33 | 46 | 44 | 37 | 4 | 9 | 19 | 30 | 51 | 23 | 36 |
1944 | 277 | 28 | 30 | 43 | 38 | 22 | 1 | 0 | 0 | 15 | 24 | 25 | 51 |
1943 | 207 | 17 | 32 | 22 | 26 | 21 | 0 | 0 | 6 | 15 | 16 | 26 | 26 |
1942 | 90 | 11 | 9 | 8 | 9 | 8 | 0 | 0 | 0 | 8 | 11 | 14 | 12 |
1941 | 93 | 3 | 5 | 14 | 11 | 5 | 0 | 0 | 2 | 8 | 19 | 13 | 13 |
1940 | 262 | 49 | 25 | 65 | 41 | 45 | 8 | 0 | 2 | 3 | 9 | 10 | 5 |
1939 | 464 | 52 | 83 | 41 | 63 | 34 | 11 | 5 | 22 | 25 | 37 | 43 | 48 |
1938 | 725 | 88 | 55 | 106 | 84 | 70 | 9 | 8 | 29 | 54 | 57 | 88 | 77 |
1937 | 357 | 46 | 42 | 40 | 28 | 24 | 7 | 0 | 7 | 24 | 34 | 50 | 55 |
1936 | 453 | 32 | 45 | 66 | 54 | 22 | 2 | 8 | 22 | 28 | 59 | 62 | 53 |
1935 | 521 | 45 | 34 | 94 | 50 | 38 | 7 | 20 | 24 | 47 | 51 | 71 | 40 |
1934 | 623 | 63 | 65 | 88 | 50 | 55 | 8 | 25 | 40 | 57 | 63 | 43 | 66 |
1933 | 696 | 68 | 56 | 115 | 70 | 39 | 15 | 36 | 52 | 67 | 68 | 52 | 58 |
1932 | 614 | 60 | 63 | 81 | 61 | 32 | 6 | 34 | 42 | 52 | 53 | 57 | 73 |
1931 | 592 | 51 | 55 | 61 | 76 | 32 | 9 | 32 | 32 | 42 | 75 | 63 | 64 |
1930 | 480 | 54 | 68 | 43 | 56 | 17 | 6 | 11 | 34 | 30 | 52 | 53 | 56 |
1929 | 554 | 52 | 56 | 79 | 51 | 39 | 4 | 18 | 21 | 45 | 61 | 54 | 74 |
1928 | 624 | 68 | 129 | 45 | 49 | 26 | 11 | 22 | 23 | 74 | 50 | 71 | 56 |
1927 | 583 | 59 | 84 | 56 | 63 | 40 | 10 | 17 | 32 | 36 | 61 | 53 | 72 |
1926 | 542 | 55 | 46 | 77 | 47 | 43 | 13 | 23 | 17 | 35 | 64 | 48 | 74 |
1925 | 582 | 42 | 62 | 103 | 41 | 44 | 18 | 5 | 29 | 38 | 54 | 99 | 47 |
1924 | 600 | 51 | 67 | 100 | 44 | 39 | 14 | 29 | 24 | 33 | 56 | 65 | 78 |
1923 | 349 | 26 | 17 | 11 | 50 | 17 | 3 | 21 | 23 | 52 | 32 | 49 | 48 |
1922 | 239 | 23 | 11 | 26 | 27 | 25 | 6 | 12 | 31 | 19 | 20 | 26 | 13 |
1921 | 40 | 5 | 4 | 4 | 4 | 3 | 0 | 0 | 0 | 3 | 10 | 2 | 5 |
1920 | 25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 13 | 4 | 6 |