|| Socorro || LINEAR || — || align=right | 2.8 km || |-id=505 bgcolor=#d6d6d6 | 49505 || || — || February 10, 1999 || Socorro || LINEAR || EOS || align=right | 5.9 km || |-id=506 bgcolor=#E9E9E9 | 49506 || || — || February 10, 1999 || Socorro || LINEAR || GEF || align=right | 3.2 km || |-id=507 bgcolor=#E9E9E9 | 49507 || || — || February 10, 1999 || Socorro || LINEAR || EUN || align=right | 3.6 km || |-id=508 bgcolor=#d6d6d6 | 49508 || || — || February 10, 1999 || Socorro || LINEAR || — || align=right | 4.2 km || |-id=509 bgcolor=#d6d6d6 | 49509 || || — || February 10, 1999 || Socorro || LINEAR || EOS || align=right | 4.7 km || |-id=510 bgcolor=#E9E9E9 | 49510 || || — || February 10, 1999 || Socorro || LINEAR || — || align=right | 3.3 km || |-id=511 bgcolor=#E9E9E9 | 49511 || || — || February 10, 1999 || Socorro || LINEAR || — || align=right | 5.3 km || |-id=512 bgcolor=#E9E9E9 | 49512 || || — || February 10, 1999 || Socorro || LINEAR || — || align=right | 3.7 km || |-id=513 bgcolor=#d6d6d6 | 49513 || || — || February 10, 1999 || Socorro || LINEAR || ALA || align=right | 19 km || |-id=514 bgcolor=#E9E9E9 | 49514 || || — || February 10, 1999 || Socorro || LINEAR || — || align=right | 5.0 km || |-id=515 bgcolor=#E9E9E9 | 49515 || || — || February 10, 1999 || Socorro || LINEAR || — || align=right | 3.7 km || |-id=516 bgcolor=#d6d6d6 | 49516 || || — || February 10, 1999 || Socorro || LINEAR || — || align=right | 11 km || |-id=517 bgcolor=#d6d6d6 | 49517 || || — || February 10, 1999 || Socorro || LINEAR || — || align=right | 8.5 km || |-id=518 bgcolor=#d6d6d6 | 49518 || || — || February 10, 1999 || Socorro || LINEAR || — || align=right | 6.1 km || |-id=519 bgcolor=#d6d6d6 | 49519 || || — || February 10, 1999 || Socorro || LINEAR || EOS || align=right | 5.8 km || |-id=520 bgcolor=#d6d6d6 | 49520 || || — || February 10, 1999 || Socorro || LINEAR || — || align=right | 7.1 km || |-id=521 bgcolor=#E9E9E9 | 49521 || || — || February 10, 1999 || Socorro || LINEAR || — || align=right |