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COBS Statistics:
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Observations statistics for C/1989 X1

Total:
Number of active observers:
(total includes noncontributing observers)
256 of 2668
Number of active associations:
(total includes noncontributing associations)
12 of 17
Number of active countries:
(total includes noncontributing countries)
32 of 250
Total number of observations:
2757
- Visual Observations:
2757
- CCD Observations:
0

Top observers:
Total:
Visual:
CCD:
90 90 0
72 72 0
68 68 0
49 49 0
45 45 0
40 40 0
39 39 0
37 37 0
37 37 0
36 36 0
35 35 0
35 35 0
34 34 0
34 34 0
33 33 0
33 33 0
31 31 0
31 31 0
30 30 0
30 30 0
30 30 0
29 29 0
29 29 0
28 28 0
27 27 0
26 26 0
26 26 0
25 25 0
25 25 0
25 25 0
24 24 0
24 24 0
23 23 0
23 23 0
23 23 0
23 23 0
22 22 0
22 22 0
21 21 0
21 21 0
21 21 0
20 20 0
20 20 0
20 20 0
20 20 0
20 20 0
20 20 0
19 19 0
19 19 0
19 19 0
19 19 0
17 17 0
17 17 0
16 16 0
15 15 0
15 15 0
15 15 0
15 15 0
14 14 0
14 14 0
14 14 0
14 14 0
14 14 0
14 14 0
14 14 0
14 14 0
13 13 0
13 13 0
13 13 0
13 13 0
12 12 0
12 12 0
12 12 0
12 12 0
12 12 0
12 12 0
12 12 0
12 12 0
11 11 0
11 11 0
11 11 0
11 11 0
11 11 0
11 11 0
11 11 0
10 10 0
10 10 0
10 10 0
10 10 0
10 10 0
10 10 0
9 9 0
9 9 0
9 9 0
9 9 0
9 9 0
9 9 0
9 9 0
9 9 0
9 9 0
9 9 0
8 8 0
8 8 0
8 8 0
8 8 0
8 8 0
8 8 0
8 8 0
8 8 0
7 7 0
7 7 0
7 7 0
7 7 0
7 7 0
7 7 0
7 7 0
7 7 0
7 7 0
7 7 0
7 7 0
7 7 0
7 7 0
7 7 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
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
5 5 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
5 5 0
5 5 0
5 5 0
4 4 0
4 4 0
4 4 0
4 4 0
4 4 0
4 4 0
4 4 0
4 4 0
4 4 0
4 4 0
4 4 0
4 4 0
4 4 0
4 4 0
4 4 0
4 4 0
4 4 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
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
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
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:
795 795 0
755 755 0
323 323 0
297 297 0
182 182 0
143 143 0
102 102 0
68 68 0
68 68 0
12 12 0
11 11 0
1 1 0

Top Countries:
Total:
Visual:
CCD:
441 441 0
310 310 0
258 258 0
251 251 0
229 229 0
162 162 0
140 140 0
121 121 0
97 97 0
96 96 0
89 89 0
80 80 0
68 68 0
60 60 0
45 45 0
42 42 0
39 39 0
37 37 0
37 37 0
33 33 0
22 22 0
20 20 0
15 15 0
15 15 0
14 14 0
11 11 0
9 9 0
8 8 0
3 3 0
2 2 0
2 2 0
1 1 0