|| align=right | 2.7 km || |-id=549 bgcolor=#d6d6d6 | 100549 || || — || March 5, 1997 || Socorro || LINEAR || THM || align=right | 5.5 km || |-id=550 bgcolor=#E9E9E9 | 100550 || || — || March 10, 1997 || Socorro || LINEAR || — || align=right | 4.3 km || |-id=551 bgcolor=#d6d6d6 | 100551 || || — || March 10, 1997 || Socorro || LINEAR || — || align=right | 4.6 km || |-id=552 bgcolor=#E9E9E9 | 100552 || || — || March 31, 1997 || Socorro || LINEAR || — || align=right | 5.0 km || |-id=553 bgcolor=#FA8072 | 100553 Dariofo || 1997 GD || || April 2, 1997 || Pianoro || V. Goretti || — || align=right | 1.4 km || |-id=554 bgcolor=#E9E9E9 | 100554 || 1997 GJ || — || April 4, 1997 || Haleakala || NEAT || — || align=right | 2.0 km || |-id=555 bgcolor=#fefefe | 100555 || || — || April 7, 1997 || Kitt Peak || Spacewatch || — || align=right | 3.5 km || |-id=556 bgcolor=#E9E9E9 | 100556 || || — || April 7, 1997 || Kitt Peak || Spacewatch || — || align=right | 3.5 km || |-id=557 bgcolor=#fefefe | 100557 || || — || April 3, 1997 || Kitami || K. Endate, K. Watanabe || — || align=right | 1.8 km || |-id=558 bgcolor=#fefefe | 100558 || || — || April 3, 1997 || Socorro || LINEAR || NYS || align=right | 3.4 km || |-id=559 bgcolor=#E9E9E9 | 100559 || || — || April 3, 1997 || Socorro || LINEAR || — || align=right | 2.1 km || |-id=560 bgcolor=#E9E9E9 | 100560 || || — || April 3, 1997 || Socorro || LINEAR || — || align=right | 2.6 km || |-id=561 bgcolor=#E9E9E9 | 100561 || || — || April 3, 1997 || Socorro || LINEAR || HEN || align=right | 2.0 km || |-id=562 bgcolor=#fefefe | 100562 || || — || April 5, 1997 || Socorro || LINEAR || NYS || align=right | 1.3 km || |-id=563 bgcolor=#fefefe | 100563 || || — || April 7, 1997 || Kitt Peak || Spacewatch || — || align=right | 1.4 km || |-id=564 bgcolor=#d6d6d6 | 100564 || || — || April 9, 1997 || Prescott || P. G. Comba || — || align=right | 6.4 km || |-id=565 bgcolor=#E9E9E9 | 100565 || || — || April 9, 1997 || Kitt