| Unknown | ||||
| Name | Format | Size | Date | |
|---|---|---|---|---|
| Aaseth-Brewington - 1989 a1 | Unknown | 141b | 1991-07-06 | |
| Austin 1989 C1 | Unknown | 141b | 1991-07-06 | |
| Borrelly⁄P-1974 | Unknown | 141b | 1991-07-04 | |
| Brorsen-Metcalf⁄P - 1989 | Unknown | 141b | 1991-07-10 | |
| Cernis-Kiuchi-Nakamura - 1990 b | Unknown | 141b | 1991-07-06 | |
| Comas Sola⁄P-1969 | Unknown | 141b | 1991-07-04 | |
| Crommelin⁄P-1956 | Unknown | 141b | 1991-07-04 | |
| Encke⁄P - 1974 | Unknown | 141b | 1991-07-04 | |
| Halley⁄P - 1986 | Unknown | 141b | 1991-07-02 | |
| Haneda-Campos⁄P - 1978 | Unknown | 141b | 1991-07-04 | |
| Honda-Mrkos-Pajduskova⁄P - 1990 | Unknown | 141b | 1991-07-06 | |
| Kopff⁄P - 1988 k | Unknown | 141b | 1991-07-10 | |
| Levy 1990 c | Unknown | 141b | 1991-07-06 | |
| Levy 1991 q | Unknown | 141b | 1991-07-05 | |
| Neujmin 1⁄P-1966 | Unknown | 141b | 1991-07-04 | |
| Olbers⁄P-1956 | Unknown | 141b | 1991-07-04 | |
| Pons-Brooks⁄P-1954 | Unknown | 141b | 1991-07-04 | |
| Schaumasse⁄P-1960 | Unknown | 141b | 1991-07-04 | |
| Schwassmann-Wach 2⁄P-1974 | Unknown | 141b | 1991-07-04 | |
| Schwassmann-Wachmann 3⁄P - 1989 | Unknown | 141b | 1991-07-06 | |
| Schwassmann-Wachmann 3⁄P - 1990 | Unknown | 141b | 1991-07-06 | |
| Shoemaker-Holt-Rodriquez 1988h | Unknown | 141b | 1991-07-11 | |
| Skorichenko-George, 1989e1 | Unknown | 141b | 1991-07-06 | |
| Temple 2⁄P - 1972 | Unknown | 141b | 1991-07-04 | |
| Tsuchiya - Kiucki 1990i | Unknown | 141b | 1990-07-26 | |
| Tuttle-Giacobini-Kresak⁄P - 198 | Unknown | 141b | 1991-07-06 | |
| Whipple⁄P-1970 | Unknown | 141b | 1991-07-04 | |
| Wild 2⁄P - 1989 t | Unknown | 141b | 1991-07-06 | |
| Wild 4⁄P - 1990 a | Unknown | 141b | 1991-07-06 | |