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COBS Statistics:
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Observations statistics for Daniel W. E. Green (GRE)

Total:
Number of observed comets:
(total is number of comets in COBS database)
82 of 1783
Total number of observations:
1034
- Visual Observations:
1034
- CCD Observations:
0

Observed comets: (82)
Total:
Visual:
CCD:
Short-period comets: (33)
540 540 0
One-apparition Short-period comets: (0)
0 0 0
Long-period comets: (49)
494 494 0

Observed comets:
Total:
Visual:
CCD:
246 246 0
70 70 0
44 44 0
42 42 0
40 40 0
39 39 0
30 30 0
30 30 0
30 30 0
29 29 0
28 28 0
26 26 0
25 25 0
23 23 0
19 19 0
18 18 0
16 16 0
16 16 0
14 14 0
12 12 0
12 12 0
12 12 0
11 11 0
11 11 0
10 10 0
9 9 0
9 9 0
9 9 0
9 9 0
9 9 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
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
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
Year:
Total:
Visual:
CCD:
2008 6 6 0
2007 38 38 0
2006 4 4 0
2005 3 3 0
2004 9 9 0
2003 16 16 0
2002 42 42 0
2001 33 33 0
2000 6 6 0
1997 49 49 0
1996 66 66 0
1995 19 19 0
1994 4 4 0
1992 30 30 0
1991 2 2 0
1990 41 41 0
1989 61 61 0
1988 40 40 0
1987 36 36 0
1986 148 148 0
1985 129 129 0
1984 41 41 0
1983 41 41 0
1982 42 42 0
1981 14 14 0
1980 20 20 0
1978 7 7 0
1976 33 33 0
1975 23 23 0
1974 28 28 0
1973 3 3 0