| Total | |
|---|---|
| Number of active observers: (total includes noncontributing observers) |
48 of 3132 |
| Number of active associations: (total includes noncontributing associations) |
10 of 18 |
| Number of active countries: (total includes noncontributing countries) |
19 of 249 |
| Number of observed comets: (total is number of comets in COBS database) |
65 of 2586 |
| Total number of observations: | 463 |
| Visual Observations: | 137 |
| CCD Observations: | 326 |
| Comet type | Total | Visual | CCD |
|---|