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COBS Statistics:
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Observations statistics for C/1990 N1

Total:
Number of active observers:
(total includes noncontributing observers)
100 of 2668
Number of active associations:
(total includes noncontributing associations)
9 of 17
Number of active countries:
(total includes noncontributing countries)
26 of 250
Total number of observations:
468
- Visual Observations:
468
- CCD Observations:
0

Top observers:
Total:
Visual:
CCD:
33 33 0
26 26 0
18 18 0
18 18 0
17 17 0
16 16 0
16 16 0
15 15 0
11 11 0
10 10 0
10 10 0
9 9 0
9 9 0
8 8 0
8 8 0
7 7 0
7 7 0
7 7 0
6 6 0
6 6 0
6 6 0
6 6 0
6 6 0
6 6 0
6 6 0
6 6 0
6 6 0
6 6 0
6 6 0
5 5 0
5 5 0
5 5 0
5 5 0
5 5 0
5 5 0
5 5 0
5 5 0
4 4 0
4 4 0
4 4 0
4 4 0
3 3 0
3 3 0
3 3 0
3 3 0
3 3 0
3 3 0
3 3 0
3 3 0
3 3 0
3 3 0
3 3 0
2 2 0
2 2 0
2 2 0
2 2 0
2 2 0
2 2 0
2 2 0
2 2 0
2 2 0
2 2 0
2 2 0
2 2 0
2 2 0
2 2 0
2 2 0
2 2 0
2 2 0
2 2 0
2 2 0
2 2 0
2 2 0
1 1 0
1 1 0
1 1 0
1 1 0
1 1 0
1 1 0
1 1 0
1 1 0
1 1 0
1 1 0
1 1 0
1 1 0
1 1 0
1 1 0
1 1 0
1 1 0
1 1 0
1 1 0
1 1 0
1 1 0
1 1 0
1 1 0
1 1 0
1 1 0
1 1 0
1 1 0

Top Associations:
Total:
Visual:
CCD:
156 156 0
131 131 0
60 60 0
31 31 0
26 26 0
26 26 0
20 20 0
15 15 0
3 3 0

Top Countries:
Total:
Visual:
CCD:
94 94 0
82 82 0
42 42 0
35 35 0
30 30 0
25 25 0
20 20 0
19 19 0
18 18 0
15 15 0
12 12 0
10 10 0
9 9 0
8 8 0
8 8 0
7 7 0
7 7 0
6 6 0
4 4 0
4 4 0
3 3 0
3 3 0
2 2 0
2 2 0
2 2 0
1 1 0