bgcolor=#fefefe | 178499 || || — || October 4, 1999 || Socorro || LINEAR || FLO || align=right | 1.6 km || |-id=500 bgcolor=#d6d6d6 | 178500 || || — || October 6, 1999 || Socorro || LINEAR || — || align=right | 4.6 km || |} 178501–178600 |-bgcolor=#fefefe | 178501 || || — || October 6, 1999 || Socorro || LINEAR || NYS || align=right data-sort-value="0.95" | 950 m || |-id=502 bgcolor=#fefefe | 178502 || || — || October 6, 1999 || Socorro || LINEAR || NYS || align=right | 1.00 km || |-id=503 bgcolor=#fefefe | 178503 || || — || October 7, 1999 || Socorro || LINEAR || — || align=right | 2.5 km || |-id=504 bgcolor=#fefefe | 178504 || || — || October 7, 1999 || Socorro || LINEAR || NYS || align=right | 1.0 km || |-id=505 bgcolor=#fefefe | 178505 || || — || October 7, 1999 || Socorro || LINEAR || — || align=right | 1.1 km || |-id=506 bgcolor=#fefefe | 178506 || || — || October 7, 1999 || Socorro || LINEAR || — || align=right | 1.6 km || |-id=507 bgcolor=#fefefe | 178507 || || — || October 7, 1999 || Socorro || LINEAR || V || align=right | 1.3 km || |-id=508 bgcolor=#fefefe | 178508 || || — || October 9, 1999 || Socorro || LINEAR || NYS || align=right | 1.2 km || |-id=509 bgcolor=#fefefe | 178509 || || — || October 9, 1999 || Socorro || LINEAR || NYS || align=right data-sort-value="0.88" | 880 m || |-id=510 bgcolor=#fefefe | 178510 || || — || October 10, 1999 || Socorro || LINEAR || FLO || align=right data-sort-value="0.95" | 950 m || |-id=511 bgcolor=#d6d6d6 | 178511 || || — || October 10, 1999 || Socorro || LINEAR || — || align=right | 7.0 km || |-id=512 bgcolor=#fefefe | 178512 || || — || October 10, 1999 || Socorro || LINEAR || — || align=right | 1.4 km || |-id=513 bgcolor=#E9E9E9 | 178513 || || — || October 10, 1999 || Socorro || LINEAR || — || align=right | 1.9 km || |-id=514 bgcolor=#E9E9E9 | 178514 || || — || October 10, 1999 || Socorro || LINEAR || — || align=right | 1.8 km || |-id=515 bgcolor=#fefefe | 178515 || || — || October 12, 1999 || Socorro || LINEAR || FLO || align=right | 1.2 km || |-id=516 bgcolor=#FA8072 | 178516 || ||