COBS Statistics page

Total
Number of active observers:
(total includes noncontributing observers)
2410 of 2968
Number of active associations:
(total includes noncontributing associations)
17 of 18
Number of active countries:
(total includes noncontributing countries)
72 of 249
Number of observed comets:
(total is number of comets in COBS database)
1462 of 2284
Total number of observations: 258521
Visual Observations: 217923
CCD Observations: 40598
Comet type Total Visual CCD
Year Total Visual CCD
Comet Total Visual CCD
Observer Total Visual CCD
Association Total Visual CCD
Country Total Visual CCD