Click Submit to distplay statistics for the complete database or select a comet from the list for individual comet observations statistics.
Click Submit to distplay statistics for the complete database or select a comet from the list for individual comet observations statistics.
Total: |
|
---|---|
Number of active observers: (total includes noncontributing observers) |
22 of 2630 |
Number of active countries: (total includes noncontributing countries) |
1 of 250 |
Number of observed comets: (total is number of comets in COBS database) |
239 of 1761 |
Total number of observations: |
1979 |
- Visual Observations: |
1791 |
- CCD Observations: |
188 |
Observed comets: (239) |
Total: |
Visual: |
CCD: |
---|---|---|---|
Short-period comets: (81) |
557 | 482 | 75 |
One-apparition Short-period comets: (9) |
20 | 9 | 11 |
Long-period comets: (148) |
1400 | 1298 | 102 |
Most observed comets: |
Total: |
Visual: |
CCD: |
---|---|---|---|
129 | 129 | 0 | |
126 | 126 | 0 | |
68 | 68 | 0 | |
63 | 62 | 1 | |
63 | 63 | 0 | |
55 | 55 | 0 | |
48 | 48 | 0 | |
43 | 43 | 0 | |
41 | 34 | 7 | |
40 | 40 | 0 |
Top observers: |
Total: |
Visual: |
CCD: |
---|---|---|---|
641 | 453 | 188 | |
583 | 583 | 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: |
---|---|---|---|
1979 | 1791 | 188 |
Year: |
Total: |
Visual: |
CCD: |
---|---|---|---|
2019 | 14 | 14 | 0 |
2018 | 196 | 84 | 112 |
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 |