COBS Statistics page

Total
Number of active observers:
(total includes noncontributing observers)
2409 of 2952
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)
1521 of 2362
Total number of observations: 266240
Visual Observations: 221231
CCD Observations: 45009
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