31, 1997 || Socorro || LINEAR || — || align=right | 7.1 km || |-id=548 bgcolor=#d6d6d6 | 58548 || || — || April 3, 1997 || Socorro || LINEAR || — || align=right | 4.4 km || |-id=549 bgcolor=#E9E9E9 | 58549 || || — || April 3, 1997 || Socorro || LINEAR || — || align=right | 1.9 km || |-id=550 bgcolor=#d6d6d6 | 58550 || || — || April 5, 1997 || Socorro || LINEAR || ALA || align=right | 8.5 km || |-id=551 bgcolor=#d6d6d6 | 58551 || || — || April 7, 1997 || Kitt Peak || Spacewatch || — || align=right | 5.2 km || |-id=552 bgcolor=#d6d6d6 | 58552 || || — || April 3, 1997 || Socorro || LINEAR || THM || align=right | 6.9 km || |-id=553 bgcolor=#d6d6d6 | 58553 || || — || April 2, 1997 || Socorro || LINEAR || — || align=right | 7.9 km || |-id=554 bgcolor=#d6d6d6 | 58554 || 1997 HX || — || April 28, 1997 || Kitt Peak || Spacewatch || — || align=right | 6.3 km || |-id=555 bgcolor=#fefefe | 58555 || || — || April 30, 1997 || Kitt Peak || Spacewatch || — || align=right | 1.6 km || |-id=556 bgcolor=#d6d6d6 | 58556 || || — || April 30, 1997 || Socorro || LINEAR || HYG || align=right | 7.1 km || |-id=557 bgcolor=#E9E9E9 | 58557 || || — || May 30, 1997 || Kitt Peak || Spacewatch || — || align=right | 3.4 km || |-id=558 bgcolor=#d6d6d6 | 58558 || || — || June 9, 1997 || Prescott || P. G. Comba || ALA || align=right | 11 km || |-id=559 bgcolor=#fefefe | 58559 || || — || June 12, 1997 || Kitt Peak || Spacewatch || — || align=right | 5.0 km || |-id=560 bgcolor=#d6d6d6 | 58560 || || — || June 7, 1997 || La Silla || E. W. Elst || — || align=right | 6.4 km || |-id=561 bgcolor=#E9E9E9 | 58561 || || — || June 30, 1997 || Kitt Peak || Spacewatch || — || align=right | 2.5 km || |-id=562 bgcolor=#E9E9E9 | 58562 || || — || July 2, 1997 || Kitt Peak || Spacewatch || — || align=right | 4.7 km || |-id=563 bgcolor=#fefefe | 58563 || || — || July 1, 1997 || Xinglong || SCAP || — || align=right | 1.7 km || |-id=564 bgcolor=#fefefe | 58564