COBS Statistics page

COBS Statistics:
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Observations statistics for Czech Republic

Total:
Number of active observers:
(total includes noncontributing observers)
 89 of 2660
Number of active associations:
(total includes noncontributing associations)
 2 of 17
Number of observed comets:
(total is number of comets in COBS database)
 481 of 1766
Total number of observations:
 21904
- Visual Observations:
 13852
- CCD Observations:
 8052

Observed comets: (481)
Total:
Visual:
CCD:
Short-period comets: (151)
 7200 4343 2857
One-apparition Short-period comets: (38)
 484 198 286
Long-period comets: (292)
 14220 9311 4909

Most observed comets:
Total:
Visual:
CCD:
832 832 0
799 235 564
613 387 226
504 275 229
423 356 67
407 407 0
406 299 107
394 144 250
326 259 67
300 300 0

Top observers:
Total:
Visual:
CCD:
6937 3452 3485
3675 3675 0
3053 0 3053
1934 1426 508
715 715 0
704 704 0
601 601 0
557 0 557
458 458 0
455 42 413

Top Associations:
Total:
Visual:
CCD:
18222 10175 8047
3682 3677 5
Year:
Total:
Visual:
CCD:
2019 103 31 72
2018 351 116 235
2017 322 207 115
2016 117 117 0
2015 250 214 36
2014 303 196 107
2013 303 231 72
2012 462 190 272
2011 843 765 78
2010 627 339 288
2009 870 305 565
2008 227 138 89
2007 627 286 341
2006 953 430 523
2005 1757 417 1340
2004 1735 636 1099
2003 2068 365 1703
2002 1827 1106 721
2001 778 571 207
2000 685 496 189
1999 1117 1117 0
1998 1007 1007 0
1997 1033 1033 0
1996 1294 1294 0
1995 318 318 0
1994 625 625 0
1993 189 189 0
1992 197 197 0
1991 56 56 0
1990 436 436 0
1989 53 53 0
1988 33 33 0
1987 107 107 0
1986 1 1 0
1982 14 14 0
1981 25 25 0
1978 3 3 0
1976 8 8 0
1961 5 5 0
1960 18 18 0
1959 7 7 0
1958 13 13 0
1957 97 97 0
1956 3 3 0
1955 37 37 0