COBS Statistics page

COBS Statistics:
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Observations statistics for David A. Sutherland (SUT)

Total:
Number of observed comets:
(total is number of comets in COBS database)
4 of 1783
Total number of observations:
38
- Visual Observations:
38
- CCD Observations:
0

Observed comets: (4)
Total:
Visual:
CCD:
Short-period comets: (0)
0 0 0
One-apparition Short-period comets: (0)
0 0 0
Long-period comets: (4)
38 38 0

Observed comets:
Total:
Visual:
CCD:
25 25 0
6 6 0
6 6 0
1 1 0
Year:
Total:
Visual:
CCD:
1974 25 25 0
1973 6 6 0
1971 6 6 0
1969 1 1 0