|| Palomar || PLS || — || align=right | 7.1 km || |-id=222 bgcolor=#fefefe | 18222 || 6669 P-L || — || September 24, 1960 || Palomar || PLS || — || align=right | 2.0 km || |-id=223 bgcolor=#E9E9E9 | 18223 || 6700 P-L || — || September 24, 1960 || Palomar || PLS || — || align=right | 5.2 km || |-id=224 bgcolor=#d6d6d6 | 18224 || 6726 P-L || — || September 24, 1960 || Palomar || PLS || — || align=right | 3.0 km || |-id=225 bgcolor=#E9E9E9 | 18225 || 7069 P-L || — || October 22, 1960 || Palomar || PLS || — || align=right | 3.5 km || |-id=226 bgcolor=#E9E9E9 | 18226 || 1182 T-1 || — || March 25, 1971 || Palomar || PLS || EUN || align=right | 5.6 km || |-id=227 bgcolor=#fefefe | 18227 || 1222 T-1 || — || March 25, 1971 || Palomar || PLS || — || align=right | 7.8 km || |-id=228 bgcolor=#C2FFFF | 18228 Hyperenor || 3163 T-1 || || March 26, 1971 || Palomar || PLS || L5 || align=right | 23 km || |-id=229 bgcolor=#fefefe | 18229 || 3222 T-1 || — || March 26, 1971 || Palomar || PLS || — || align=right | 2.5 km || |-id=230 bgcolor=#fefefe | 18230 || 3285 T-1 || — || March 26, 1971 || Palomar || PLS || — || align=right | 2.9 km || |-id=231 bgcolor=#E9E9E9 | 18231 || 3286 T-1 || — || March 26, 1971 || Palomar || PLS || — || align=right | 6.4 km || |-id=232 bgcolor=#E9E9E9 | 18232 || 3322 T-1 || — || March 26, 1971 || Palomar || PLS || — || align=right | 6.8 km || |-id=233 bgcolor=#d6d6d6 | 18233 || 4068 T-1 || — || March 26, 1971 || Palomar || PLS || — || align=right | 9.2 km || |-id=234 bgcolor=#E9E9E9 | 18234 || 4262 T-1 || — || March 26, 1971 || Palomar || PLS || — || align=right | 9.3 km || |-id=235 bgcolor=#d6d6d6 | 18235 Lynden-Bell || 1003 T-2 || || September 29, 1973 || Palomar || PLS || THM || align=right | 8.8 km || |-id=236 bgcolor=#fefefe | 18236 Bernardburke || 1059 T-2 || || September 29, 1973 || Palomar || PLS || — || align=right | 4.0 km || |-id=237 bgcolor=#fefefe | 18237 Kenfreeman || 1182 T-2 || || September 29, 1973