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 1971

Total:
Number of active observers:
(total includes noncontributing observers)
15 of 2535
Number of active associations:
(total includes noncontributing associations)
2 of 15
Number of active countries:
(total includes noncontributing countries)
5 of 250
Number of observed comets:
(total is number of comets in COBS database)
2 of 1637
Total number of observations:
145
- Visual Observations:
145
- CCD Observations:
0

Observed comets: (2)
Total:
Visual:
CCD:
Short-period comets: (0)
0 0 0
One-apparition Short-period comets: (0)
0 0 0
Long-period comets: (2)
145 145 0

Most observed comets:
Total:
Visual:
CCD:
80 80 0
65 65 0

Top observers:
Total:
Visual:
CCD:
73 73 0
30 30 0
19 19 0
6 6 0
4 4 0
3 3 0
2 2 0
1 1 0
1 1 0
1 1 0

Top Associations:
Total:
Visual:
CCD:
140 140 0
5 5 0

Top Countries:
Total:
Visual:
CCD:
73 73 0
47 47 0
19 19 0
4 4 0
2 2 0