COBS Statistics page

COBS Statistics:
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Observations statistics for Derek Wallentinsen (WAL)

Total:
Number of observed comets:
(total is number of comets in COBS database)
9 of 1783
Total number of observations:
50
- Visual Observations:
50
- CCD Observations:
0

Observed comets: (9)
Total:
Visual:
CCD:
Short-period comets: (3)
7 7 0
One-apparition Short-period comets: (0)
0 0 0
Long-period comets: (6)
43 43 0

Observed comets:
Total:
Visual:
CCD:
17 17 0
9 9 0
7 7 0
5 5 0
4 4 0
3 3 0
3 3 0
1 1 0
1 1 0
Year:
Total:
Visual:
CCD:
1977 1 1 0
1976 7 7 0
1975 13 13 0
1974 21 21 0
1973 8 8 0