COBS Statistics page

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COBS Statistics:
Select Comet:

Observations statistics for 1984

Total:
Number of active observers:
(total includes noncontributing observers)
78 of 2543
Number of active associations:
(total includes noncontributing associations)
8 of 15
Number of active countries:
(total includes noncontributing countries)
20 of 250
Number of observed comets:
(total is number of comets in COBS database)
25 of 1657
Total number of observations:
1805
- Visual Observations:
1805
- CCD Observations:
0

Observed comets: (25)
Total:
Visual:
CCD:
Short-period comets: (16)
921 921 0
One-apparition Short-period comets: (1)
30 30 0
Long-period comets: (8)
854 854 0

Most observed comets:
Total:
Visual:
CCD:
440 440 0
316 316 0
290 290 0
112 112 0
100 100 0
100 100 0
92 92 0
70 70 0
51 51 0
37 37 0

Top observers:
Total:
Visual:
CCD:
209 209 0
129 129 0
93 93 0
91 91 0
78 78 0
75 75 0
64 64 0
63 63 0
56 56 0
54 54 0

Top Associations:
Total:
Visual:
CCD:
875 875 0
342 342 0
225 225 0
203 203 0
93 93 0
48 48 0
17 17 0
2 2 0

Top Countries:
Total:
Visual:
CCD:
454 454 0
414 414 0
250 250 0
182 182 0
120 120 0
90 90 0
52 52 0
44 44 0
39 39 0
26 26 0