COBS Statistics page

Click Submit to distplay statistics for the complete database or select a comet from the list for individual comet observations statistics.

COBS Statistics:
Select Comet:

Observations statistics for 1957

Total:
Number of active observers:
(total includes noncontributing observers)
62 of 2543
Number of active associations:
(total includes noncontributing associations)
3 of 15
Number of active countries:
(total includes noncontributing countries)
17 of 250
Number of observed comets:
(total is number of comets in COBS database)
4 of 1655
Total number of observations:
637
- Visual Observations:
637
- CCD Observations:
0

Observed comets: (4)
Total:
Visual:
CCD:
Short-period comets: (1)
2 2 0
One-apparition Short-period comets: (0)
0 0 0
Long-period comets: (3)
635 635 0

Most observed comets:
Total:
Visual:
CCD:
368 368 0
256 256 0
11 11 0
2 2 0

Top observers:
Total:
Visual:
CCD:
97 97 0
75 75 0
69 69 0
35 35 0
28 28 0
28 28 0
22 22 0
20 20 0
16 16 0
15 15 0

Top Associations:
Total:
Visual:
CCD:
306 306 0
234 234 0
97 97 0

Top Countries:
Total:
Visual:
CCD:
134 134 0
97 97 0
96 96 0
74 74 0
69 69 0
52 52 0
35 35 0
19 19 0
15 15 0
11 11 0