COBS Statistics page

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COBS Statistics:
Select Comet:

Observations statistics for Netherlands

Total:
Number of active observers:
(total includes noncontributing observers)
42 of 2544
Number of active associations:
(total includes noncontributing associations)
4 of 15
Number of observed comets:
(total is number of comets in COBS database)
342 of 1658
Total number of observations:
13742
- Visual Observations:
13727
- CCD Observations:
15

Observed comets: (342)
Total:
Visual:
CCD:
Short-period comets: (114)
5284 5282 2
One-apparition Short-period comets: (15)
106 106 0
Long-period comets: (213)
8352 8339 13

Most observed comets:
Total:
Visual:
CCD:
723 723 0
440 440 0
374 374 0
364 364 0
288 288 0
272 272 0
243 243 0
227 227 0
227 227 0
215 215 0

Top observers:
Total:
Visual:
CCD:
4902 4902 0
2317 2317 0
2315 2315 0
1297 1297 0
638 638 0
588 588 0
299 299 0
286 286 0
209 209 0
167 167 0

Top Associations:
Total:
Visual:
CCD:
8785 8785 0
4902 4902 0
45 30 15
10 10 0
Year:
Total:
Visual:
CCD:
2017 68 57 11
2016 68 64 4
2015 102 102 0
2014 73 73 0
2013 69 69 0
2012 34 34 0
2011 24 24 0
2010 56 56 0
2009 186 186 0
2008 324 324 0
2007 571 571 0
2006 517 517 0
2005 469 469 0
2004 583 583 0
2003 397 397 0
2002 463 463 0
2001 387 387 0
2000 109 109 0
1999 409 409 0
1998 415 415 0
1997 551 551 0
1996 882 882 0
1995 336 336 0
1994 593 593 0
1993 372 372 0
1992 591 591 0
1991 301 301 0
1990 457 457 0
1989 268 268 0
1988 359 359 0
1987 361 361 0
1986 512 512 0
1985 602 602 0
1984 414 414 0
1983 329 329 0
1982 465 465 0
1981 341 341 0
1980 332 332 0
1978 5 5 0
1977 42 42 0
1976 120 120 0
1975 108 108 0
1974 30 30 0
1970 24 24 0
1968 13 13 0
1909 10 10 0