1999 || Socorro || LINEAR || — || align=right | 4.2 km || |-id=205 bgcolor=#E9E9E9 | 56205 || || — || April 6, 1999 || Socorro || LINEAR || — || align=right | 3.2 km || |-id=206 bgcolor=#E9E9E9 | 56206 || || — || April 6, 1999 || Socorro || LINEAR || — || align=right | 4.6 km || |-id=207 bgcolor=#E9E9E9 | 56207 || || — || April 7, 1999 || Socorro || LINEAR || — || align=right | 4.1 km || |-id=208 bgcolor=#d6d6d6 | 56208 || || — || April 7, 1999 || Socorro || LINEAR || EOS || align=right | 6.2 km || |-id=209 bgcolor=#E9E9E9 | 56209 || || — || April 10, 1999 || Socorro || LINEAR || EUN || align=right | 4.0 km || |-id=210 bgcolor=#E9E9E9 | 56210 || || — || April 12, 1999 || Socorro || LINEAR || — || align=right | 5.4 km || |-id=211 bgcolor=#E9E9E9 | 56211 || || — || April 12, 1999 || Socorro || LINEAR || — || align=right | 7.6 km || |-id=212 bgcolor=#E9E9E9 | 56212 || || — || April 12, 1999 || Socorro || LINEAR || EUN || align=right | 4.6 km || |-id=213 bgcolor=#E9E9E9 | 56213 || || — || April 10, 1999 || Anderson Mesa || LONEOS || AER || align=right | 4.3 km || |-id=214 bgcolor=#E9E9E9 | 56214 || || — || April 15, 1999 || Socorro || LINEAR || — || align=right | 3.0 km || |-id=215 bgcolor=#E9E9E9 | 56215 || 1999 HH || — || April 17, 1999 || Prescott || P. G. Comba || — || align=right | 5.5 km || |-id=216 bgcolor=#E9E9E9 | 56216 || || — || April 19, 1999 || Majorca || Á. López J., R. Pacheco || — || align=right | 3.2 km || |-id=217 bgcolor=#E9E9E9 | 56217 || || — || April 25, 1999 || Gekko || T. Kagawa || EUN || align=right | 4.4 km || |-id=218 bgcolor=#E9E9E9 | 56218 || || — || April 26, 1999 || Woomera || F. B. Zoltowski || — || align=right | 3.2 km || |-id=219 bgcolor=#E9E9E9 | 56219 || || — || April 19, 1999 || Kitt Peak || Spacewatch || — || align=right | 3.7 km || |-id=220 bgcolor=#d6d6d6 | 56220 || || — || April 17, 1999 || Socorro || LINEAR || — || align=right | 11 km || |-id=221 bgcolor=#d6d6d6 | 56221 || ||