8, 1997 || La Silla || E. W. Elst || NYS || align=right | 3.9 km || |-id=658 bgcolor=#fefefe | 13658 Sylvester || 1997 FB || || March 18, 1997 || Prescott || P. G. Comba || — || align=right | 2.3 km || |-id=659 bgcolor=#fefefe | 13659 || || — || March 31, 1997 || Socorro || LINEAR || — || align=right | 2.8 km || |-id=660 bgcolor=#fefefe | 13660 || || — || April 2, 1997 || Socorro || LINEAR || MAS || align=right | 2.1 km || |-id=661 bgcolor=#fefefe | 13661 || || — || April 2, 1997 || Socorro || LINEAR || — || align=right | 3.8 km || |-id=662 bgcolor=#fefefe | 13662 || || — || April 3, 1997 || Socorro || LINEAR || — || align=right | 2.9 km || |-id=663 bgcolor=#fefefe | 13663 || || — || April 3, 1997 || Socorro || LINEAR || NYS || align=right | 2.9 km || |-id=664 bgcolor=#fefefe | 13664 || || — || April 3, 1997 || Socorro || LINEAR || — || align=right | 1.7 km || |-id=665 bgcolor=#fefefe | 13665 || || — || April 3, 1997 || Socorro || LINEAR || — || align=right | 2.5 km || |-id=666 bgcolor=#fefefe | 13666 || || — || April 6, 1997 || Socorro || LINEAR || MAS || align=right | 2.6 km || |-id=667 bgcolor=#fefefe | 13667 Samthurman || || || April 5, 1997 || Haleakala || NEAT || NYS || align=right | 2.5 km || |-id=668 bgcolor=#fefefe | 13668 Tanner || || || April 28, 1997 || Kitt Peak || Spacewatch || FLO || align=right | 2.5 km || |-id=669 bgcolor=#E9E9E9 | 13669 Swammerdam || || || May 3, 1997 || La Silla || E. W. Elst || — || align=right | 2.4 km || |-id=670 bgcolor=#fefefe | 13670 || || — || May 3, 1997 || La Silla || E. W. Elst || — || align=right | 3.0 km || |-id=671 bgcolor=#E9E9E9 | 13671 || || — || May 3, 1997 || La Silla || E. W. Elst || — || align=right | 2.8 km || |-id=672 bgcolor=#E9E9E9 | 13672 Tarski || 1997 KH || || May 30, 1997 || Prescott || P. G. Comba || — || align=right | 4.8 km || |-id=673 bgcolor=#d6d6d6 | 13673 Urysohn || 1997 LC || || June 1, 1997 || Prescott || P. G. Comba ||