|| align=right | 10 km || |-id=608 bgcolor=#d6d6d6 | 49608 || || — || March 19, 1999 || Socorro || LINEAR || THM || align=right | 7.1 km || |-id=609 bgcolor=#d6d6d6 | 49609 || || — || March 19, 1999 || Socorro || LINEAR || — || align=right | 6.7 km || |-id=610 bgcolor=#fefefe | 49610 || || — || March 19, 1999 || Socorro || LINEAR || — || align=right | 2.4 km || |-id=611 bgcolor=#d6d6d6 | 49611 || || — || March 19, 1999 || Socorro || LINEAR || HYG || align=right | 7.7 km || |-id=612 bgcolor=#d6d6d6 | 49612 || || — || March 19, 1999 || Socorro || LINEAR || ALA || align=right | 9.5 km || |-id=613 bgcolor=#d6d6d6 | 49613 || || — || March 23, 1999 || Višnjan Observatory || K. Korlević || THM || align=right | 8.8 km || |-id=614 bgcolor=#d6d6d6 | 49614 || || — || March 20, 1999 || Socorro || LINEAR || — || align=right | 9.1 km || |-id=615 bgcolor=#d6d6d6 | 49615 || || — || March 20, 1999 || Socorro || LINEAR || — || align=right | 7.1 km || |-id=616 bgcolor=#d6d6d6 | 49616 || || — || March 20, 1999 || Socorro || LINEAR || — || align=right | 10 km || |-id=617 bgcolor=#d6d6d6 | 49617 || || — || March 20, 1999 || Socorro || LINEAR || — || align=right | 6.4 km || |-id=618 bgcolor=#d6d6d6 | 49618 || || — || March 20, 1999 || Socorro || LINEAR || — || align=right | 6.2 km || |-id=619 bgcolor=#d6d6d6 | 49619 || || — || March 20, 1999 || Socorro || LINEAR || — || align=right | 7.0 km || |-id=620 bgcolor=#d6d6d6 | 49620 || || — || March 20, 1999 || Socorro || LINEAR || EOS || align=right | 6.8 km || |-id=621 bgcolor=#fefefe | 49621 || 1999 GL || — || April 6, 1999 || Prescott || P. G. Comba || NYS || align=right | 1.7 km || |-id=622 bgcolor=#d6d6d6 | 49622 || || — || April 9, 1999 || Višnjan Observatory || K. Korlević || VER || align=right | 11 km || |-id=623 bgcolor=#d6d6d6 | 49623 || || — || April 7, 1999 || Nachi-Katsuura || Y. Shimizu, T. Urata || — || align=right | 8.9 km || |-id=624 bgcolor=#d6d6d6 | 49624 || || — || April 11, 1999 || Kitt Peak ||