| Total | |
|---|---|
| Number of active observers: (total includes noncontributing observers) |
77 of 3133 |
| Number of active associations: (total includes noncontributing associations) |
11 of 18 |
| Number of active countries: (total includes noncontributing countries) |
23 of 249 |
| Number of observed comets: (total is number of comets in COBS database) |
36 of 2590 |
| Total number of observations: | 846 |
| Visual Observations: | 579 |
| CCD Observations: | 267 |
| Comet type | Total | Visual | CCD |
|---|