COBS Statistics page

COBS Statistics:
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Observations statistics for SAAF

Total:
Number of active observers:
(total includes noncontributing observers)
22 of 2621
Number of active countries:
(total includes noncontributing countries)
1 of 250
Number of observed comets:
(total is number of comets in COBS database)
228 of 1744
Total number of observations:
1931
- Visual Observations:
1773
- CCD Observations:
158

Observed comets: (228)
Total:
Visual:
CCD:
Short-period comets: (73)
524 469 55
One-apparition Short-period comets: (9)
20 9 11
Long-period comets: (145)
1385 1293 92

Most observed comets:
Total:
Visual:
CCD:
129 129 0
126 126 0
68 68 0
63 63 0
63 62 1
55 55 0
48 48 0
43 43 0
41 34 7
40 40 0

Top observers:
Total:
Visual:
CCD:
600 442 158
577 577 0
190 190 0
183 183 0
106 106 0
86 86 0
43 43 0
27 27 0
21 21 0
19 19 0

Top Countries:
Total:
Visual:
CCD:
1931 1773 158
Year:
Total:
Visual:
CCD:
2018 162 80 82
2017 132 94 38
2016 48 23 25
2015 90 85 5
2014 26 26 0
2013 75 67 8
2012 16 16 0
2011 9 9 0
2010 19 19 0
2009 20 20 0
2008 21 21 0
2007 43 43 0
2006 36 36 0
2005 48 48 0
2004 54 54 0
2003 21 21 0
2002 108 108 0
2001 65 65 0
2000 8 8 0
1999 65 65 0
1998 32 32 0
1997 142 142 0
1996 112 112 0
1995 7 7 0
1994 15 15 0
1993 4 4 0
1992 55 55 0
1991 51 51 0
1990 211 211 0
1989 89 89 0
1988 35 35 0
1987 42 42 0
1986 23 23 0
1985 30 30 0
1983 1 1 0
1982 1 1 0
1981 1 1 0
1975 1 1 0
1970 13 13 0