COBS Statistics page

COBS Statistics:
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Observations statistics for BAA

Total:
Number of active observers:
(total includes noncontributing observers)
551 of 2570
Number of active countries:
(total includes noncontributing countries)
37 of 250
Number of observed comets:
(total is number of comets in COBS database)
841 of 1716
Total number of observations:
80845
- Visual Observations:
74601
- CCD Observations:
6244

Observed comets: (841)
Total:
Visual:
CCD:
Short-period comets: (259)
29595 26825 2770
One-apparition Short-period comets: (53)
564 351 213
Long-period comets: (528)
50678 47417 3261

Most observed comets:
Total:
Visual:
CCD:
5329 5329 0
3068 3068 0
1878 1878 0
1873 1525 348
1490 1490 0
1122 1071 51
1118 1118 0
1079 1041 38
1068 1068 0
928 928 0

Top observers:
Total:
Visual:
CCD:
4902 4902 0
4318 4318 0
3633 3633 0
3612 4 3608
3256 3256 0
3063 3063 0
3037 3037 0
2858 2858 0
2759 2756 3
2447 2447 0

Top Countries:
Total:
Visual:
CCD:
19813 19810 3
18808 14947 3861
6060 6060 0
5205 3691 1514
4902 4902 0
3140 3140 0
2906 2906 0
2643 2275 368
2217 2217 0
1727 1727 0
Year:
Total:
Visual:
CCD:
2018 266 48 218
2017 1228 531 697
2016 939 369 570
2015 1037 293 744
2014 1679 781 898
2013 1476 762 714
2012 670 632 38
2011 788 787 1
2010 762 749 13
2009 570 570 0
2008 1017 837 180
2007 1781 1576 205
2006 1360 1281 79
2005 1535 1520 15
2004 2327 2250 77
2003 1214 1140 74
2002 2994 2647 347
2001 2461 2003 458
2000 1205 848 357
1999 2323 1822 501
1998 2448 2390 58
1997 4285 4285 0
1996 5772 5772 0
1995 1740 1740 0
1994 3230 3230 0
1993 1503 1503 0
1992 2414 2414 0
1991 1813 1813 0
1990 3037 3037 0
1989 1438 1438 0
1988 1296 1296 0
1987 2112 2112 0
1986 2420 2420 0
1985 2266 2266 0
1984 875 875 0
1983 1455 1455 0
1982 1227 1227 0
1981 937 937 0
1980 863 863 0
1979 124 124 0
1978 418 418 0
1977 497 497 0
1976 700 700 0
1975 1056 1056 0
1974 1171 1171 0
1973 406 406 0
1972 167 167 0
1971 140 140 0
1970 1569 1569 0
1969 118 118 0
1968 724 724 0
1967 199 199 0
1966 302 302 0
1965 202 202 0
1964 341 341 0
1963 436 436 0
1962 373 373 0
1961 165 165 0
1960 97 97 0
1959 178 178 0
1958 70 70 0
1957 234 234 0
1956 144 144 0
1955 275 275 0
1954 306 306 0
1953 117 117 0
1952 223 223 0
1951 167 167 0
1950 98 98 0
1949 136 136 0
1948 277 277 0
1947 139 139 0
1946 25 25 0
1945 30 30 0
1944 1 1 0
1943 51 51 0
1942 14 14 0
1941 73 73 0
1940 28 28 0
1939 35 35 0
1937 107 107 0
1936 42 42 0
1935 12 12 0
1933 40 40 0
1932 45 45 0
1910 8 8 0
1909 2 2 0