1957         Arend - Roland                 1957 III
             Mrkos                          1957 V

1965         Ikeya - Seki                   1965 III

1969         Tago - Sato - Kosaka           1969 g

1970         Bennet                         1969 i
             Abe                            1970 g

1973         Kohoutek                       1973 f

1974         Bradfield                      1974 b

1975         Kobayaschi - Berger -Milon     1975 h
             Bradfield                      1975 p

1976         West                           1975 n
             Bradfield                      1976 a
             p/D’Arrest                     1976

1977         Kohler                         1977 m

1978         p/Wild 2                       1978 b
             Meier                          1978 f
             Ashbrook - Jackson             1978 g
             Fujikawa                       1978 n

1979         Bradfield                      1979 l

1980         p/Encke
             p/Tuttle I                     1980 h
             Stephan-Oterma                 1980 g

1981         Bradfield                      1980 t

1982         Austin                         1982 g

1983         Iras - Araki - Alcock          1983 d
             Sugano - Saigusa - Fujikawa    1983 e

1984         Crommelin                      1983 n
             Shoemaker                      1984 f
             Austin                         1984 i
             Shoemaker                      1984 s
             Levy - Rudenko                 1984 t

1985         p/Giacobini - Zinner           1984 e
             p/ Machholtz                   1985 e
             p/Halley                       1982 i
             Hartley - Good                 1985 f
             Thiele                         1985 m

1986         Wilson                         1986 l
             Sorrels                        1986 n

1987         Levy                           1987 a
             Bradfield                      1987 s
             Klemola                        1987 i
             Rudenko                        1987 u

1988         Mac Naught                     1987 b1
             Borrelly                       1987 p
             Liller                         1988 d

1989         Yanaka                         1989 a
             Shoemaker                      1989 e
             Brorsen - Metcalf              1989 o
             Okasaki - Levy - Rudenko       1989 r

1990         Austin                         1989 c1
             Skorichenko - George           1989 e1
             p/Wild                         1990 a
             Nakamura - Cernis - Kiuchi     1990 i
             Levy                           1990 c
             Tsuchiya-Kiuchi                1990 i

1991         Levy                           1991 q
             Metcalf-Brewington             1991 a
             p/Hartley II                   1991 t
             p/Faye                         1991 n
             p/Wirtanen                     1991 s
             Shoemaker - Levy               1991 d
             Zanotta-Brewingthon            1991 g1

1992         Mueller                        1991 h
             Tanaka - Macholz               1992 d
             Shoemaker - Levy               1991 a1
             Schaumasse                     1992 v
             Swift - Tuttle                 1992 t

1993         p/Mueller                      1993 a
             Mueller                        1993 p
             Shoemaker - Levy               1993 e

1994         p/Enke
             p/Schwassmann-Wachmann 2

1995         p/Borrelly
             p/De Vico
             p/Bradfield