Total | |
---|---|
Number of active observers: (total includes noncontributing observers) |
174 of 3129 |
Number of active associations: (total includes noncontributing associations) |
10 of 18 |
Number of active countries: (total includes noncontributing countries) |
33 of 249 |
Number of observed comets: (total is number of comets in COBS database) |
98 of 2576 |
Total number of observations: | 6967 |
Visual Observations: | 5886 |
CCD Observations: | 1081 |
Comet type | Total | Visual | CCD |
---|
1999 | Total | Visual | CCD | Obs |
---|
Comet | Total | Visual | CCD | Obs |
---|
Observer | Total | Visual | CCD | Obs |
---|
Association | Total | Visual | CCD | Obs |
---|
Country | Total | Visual | CCD | Obs |
---|