COBS Statistics page

Total
Number of active observers:
(total includes noncontributing observers)
2433 of 3037
Number of active associations:
(total includes noncontributing associations)
17 of 18
Number of active countries:
(total includes noncontributing countries)
74 of 249
Number of observed comets:
(total is number of comets in COBS database)
1598 of 2480
Total number of observations: 279639
Visual Observations: 226773
CCD Observations: 52866
Comet type Total Visual CCD
Year Total Visual CCD Obs
Comet Total Visual CCD Obs
Observer Total Visual CCD Obs
Association Total Visual CCD Obs
Country Total Visual CCD Obs Abb