| Total | |
|---|---|
| Number of active observers: (total includes noncontributing observers) |
75 of 3130 |
| Number of active associations: (total includes noncontributing associations) |
12 of 18 |
| Number of active countries: (total includes noncontributing countries) |
24 of 249 |
| Number of observed comets: (total is number of comets in COBS database) |
64 of 2577 |
| Total number of observations: | 1092 |
| Visual Observations: | 531 |
| CCD Observations: | 561 |
| Comet type | Total | Visual | CCD |
|---|