H. Debehogne || — || align=right | 2.4 km || |-id=144 bgcolor=#fefefe | 19144 || || — || October 28, 1989 || Kani || Y. Mizuno, T. Furuta || — || align=right | 5.3 km || |-id=145 bgcolor=#fefefe | 19145 || 1989 YC || — || December 25, 1989 || Chions || J. M. Baur || CHL || align=right | 7.9 km || |-id=146 bgcolor=#fefefe | 19146 || 1989 YY || — || December 30, 1989 || Siding Spring || R. H. McNaught || NYS || align=right | 2.4 km || |-id=147 bgcolor=#fefefe | 19147 || || — || December 30, 1989 || Siding Spring || R. H. McNaught || MAS || align=right | 2.5 km || |-id=148 bgcolor=#d6d6d6 | 19148 Alaska || || || December 28, 1989 || Haute Provence || E. W. Elst || — || align=right | 11 km || |-id=149 bgcolor=#d6d6d6 | 19149 Boccaccio || || || March 2, 1990 || La Silla || E. W. Elst || 7:4 || align=right | 15 km || |-id=150 bgcolor=#E9E9E9 | 19150 || 1990 HY || — || April 26, 1990 || Palomar || E. F. Helin || MAR || align=right | 6.1 km || |-id=151 bgcolor=#E9E9E9 | 19151 || || — || May 20, 1990 || Siding Spring || R. H. McNaught || — || align=right | 4.5 km || |-id=152 bgcolor=#E9E9E9 | 19152 || || — || July 27, 1990 || Palomar || H. E. Holt || EUN || align=right | 5.1 km || |-id=153 bgcolor=#fefefe | 19153 || || — || August 28, 1990 || Palomar || H. E. Holt || — || align=right | 2.5 km || |-id=154 bgcolor=#fefefe | 19154 || || — || August 24, 1990 || Palomar || H. E. Holt || — || align=right | 2.7 km || |-id=155 bgcolor=#E9E9E9 | 19155 Lifeson || || || September 22, 1990 || Palomar || B. Roman || EUN || align=right | 5.9 km || |-id=156 bgcolor=#E9E9E9 | 19156 Heco || || || September 20, 1990 || Geisei || T. Seki || — || align=right | 5.8 km || |-id=157 bgcolor=#fefefe | 19157 || || — || September 22, 1990 || La Silla || E. W. Elst || — || align=right | 3.2 km || |-id=158 bgcolor=#fefefe | 19158 || || — || September 22, 1990 || La Silla || E. W. Elst || — || align=right | 3.6 km || |-id=159 bgcolor=#E9E9E9 |