Spacewatch || ITH || align=right | 7.7 km || |-id=625 bgcolor=#d6d6d6 | 49625 || || — || April 11, 1999 || Kitt Peak || Spacewatch || — || align=right | 4.9 km || |-id=626 bgcolor=#d6d6d6 | 49626 || || — || April 9, 1999 || Socorro || LINEAR || — || align=right | 7.7 km || |-id=627 bgcolor=#E9E9E9 | 49627 || || — || April 15, 1999 || Socorro || LINEAR || EUN || align=right | 5.9 km || |-id=628 bgcolor=#d6d6d6 | 49628 || || — || April 15, 1999 || Socorro || LINEAR || EOS || align=right | 10 km || |-id=629 bgcolor=#d6d6d6 | 49629 || || — || April 15, 1999 || Socorro || LINEAR || — || align=right | 7.4 km || |-id=630 bgcolor=#d6d6d6 | 49630 || || — || April 15, 1999 || Socorro || LINEAR || — || align=right | 22 km || |-id=631 bgcolor=#d6d6d6 | 49631 || || — || April 6, 1999 || Socorro || LINEAR || — || align=right | 8.5 km || |-id=632 bgcolor=#d6d6d6 | 49632 || || — || April 12, 1999 || Socorro || LINEAR || — || align=right | 9.0 km || |-id=633 bgcolor=#d6d6d6 | 49633 || || — || April 12, 1999 || Socorro || LINEAR || — || align=right | 14 km || |-id=634 bgcolor=#d6d6d6 | 49634 || || — || April 12, 1999 || Socorro || LINEAR || — || align=right | 12 km || |-id=635 bgcolor=#d6d6d6 | 49635 || || — || April 6, 1999 || Anderson Mesa || LONEOS || EOS || align=right | 8.7 km || |-id=636 bgcolor=#fefefe | 49636 || || — || April 16, 1999 || Socorro || LINEAR || PHO || align=right | 3.9 km || |-id=637 bgcolor=#E9E9E9 | 49637 || || — || April 16, 1999 || Socorro || LINEAR || — || align=right | 6.2 km || |-id=638 bgcolor=#d6d6d6 | 49638 || || — || April 17, 1999 || Socorro || LINEAR || — || align=right | 11 km || |-id=639 bgcolor=#d6d6d6 | 49639 || || — || May 15, 1999 || Kitt Peak || Spacewatch || — || align=right | 8.1 km || |-id=640 bgcolor=#d6d6d6 | 49640 || || — || May 10, 1999 || Socorro || LINEAR || — || align=right | 11 km || |-id=641 bgcolor=#d6d6d6 | 49641 || || — || May 10, 1999 || Socorro || LINEAR || — || align=right |