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 1981

Total:
Number of active observers:
(total includes noncontributing observers)
82 of 2543
Number of active associations:
(total includes noncontributing associations)
8 of 15
Number of active countries:
(total includes noncontributing countries)
21 of 250
Number of observed comets:
(total is number of comets in COBS database)
13 of 1655
Total number of observations:
1886
- Visual Observations:
1886
- CCD Observations:
0

Observed comets: (13)
Total:
Visual:
CCD:
Short-period comets: (9)
684 684 0
One-apparition Short-period comets: (0)
0 0 0
Long-period comets: (4)
1202 1202 0

Most observed comets:
Total:
Visual:
CCD:
680 680 0
303 303 0
200 200 0
192 192 0
177 177 0
147 147 0
44 44 0
42 42 0
37 37 0
36 36 0

Top observers:
Total:
Visual:
CCD:
161 161 0
137 137 0
108 108 0
106 106 0
99 99 0
96 96 0
95 95 0
88 88 0
78 78 0
75 75 0

Top Associations:
Total:
Visual:
CCD:
937 937 0
421 421 0
253 253 0
244 244 0
25 25 0
4 4 0
1 1 0
1 1 0

Top Countries:
Total:
Visual:
CCD:
401 401 0
383 383 0
342 342 0
341 341 0
143 143 0
47 47 0
46 46 0
31 31 0
27 27 0
27 27 0