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COBS Statistics:
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Observations statistics for Richard A. Keen (KEE)

Total:
Number of observed comets:
(total is number of comets in COBS database)
107 of 1783
Total number of observations:
798
- Visual Observations:
798
- CCD Observations:
0

Observed comets: (107)
Total:
Visual:
CCD:
Short-period comets: (41)
361 361 0
One-apparition Short-period comets: (1)
1 1 0
Long-period comets: (65)
436 436 0

Observed comets:
Total:
Visual:
CCD:
157 157 0
47 47 0
31 31 0
29 29 0
28 28 0
27 27 0
22 22 0
22 22 0
21 21 0
20 20 0
17 17 0
17 17 0
17 17 0
13 13 0
11 11 0
11 11 0
11 11 0
11 11 0
11 11 0
10 10 0
10 10 0
9 9 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
6 6 0
6 6 0
6 6 0
6 6 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
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
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
1 1 0
1 1 0
1 1 0
1 1 0
1 1 0
1 1 0
Year:
Total:
Visual:
CCD:
2007 9 9 0
1994 36 36 0
1993 9 9 0
1992 36 36 0
1991 17 17 0
1990 59 59 0
1989 30 30 0
1988 33 33 0
1987 98 98 0
1986 116 116 0
1985 76 76 0
1984 36 36 0
1983 18 18 0
1982 1 1 0
1981 13 13 0
1980 9 9 0
1976 31 31 0
1975 27 27 0
1974 13 13 0
1973 3 3 0
1971 1 1 0
1970 58 58 0
1968 4 4 0
1966 13 13 0
1965 7 7 0
1964 3 3 0
1963 18 18 0
1962 21 21 0
1961 3 3 0