|| A. Nakamura || EUN || align=right | 5.7 km || |-id=490 bgcolor=#E9E9E9 | 22490 Zigamiyama || || || April 11, 1997 || Nanyo || T. Okuni || — || align=right | 3.9 km || |-id=491 bgcolor=#E9E9E9 | 22491 || || — || April 3, 1997 || Socorro || LINEAR || HEN || align=right | 5.1 km || |-id=492 bgcolor=#d6d6d6 | 22492 Mosig || || || April 6, 1997 || Socorro || LINEAR || KOR || align=right | 3.7 km || |-id=493 bgcolor=#d6d6d6 | 22493 || || — || April 7, 1997 || La Silla || E. W. Elst || — || align=right | 6.9 km || |-id=494 bgcolor=#fefefe | 22494 Trillium || 1997 JL || || May 2, 1997 || Kitt Peak || Spacewatch || — || align=right | 2.5 km || |-id=495 bgcolor=#E9E9E9 | 22495 Fubini || || || May 6, 1997 || Prescott || P. G. Comba || DOR || align=right | 5.1 km || |-id=496 bgcolor=#E9E9E9 | 22496 || || — || May 3, 1997 || La Silla || E. W. Elst || — || align=right | 3.5 km || |-id=497 bgcolor=#d6d6d6 | 22497 Immanuelfuchs || 1997 KG || || May 30, 1997 || Prescott || P. G. Comba || KOR || align=right | 4.1 km || |-id=498 bgcolor=#d6d6d6 | 22498 Willman || || || June 5, 1997 || Kitt Peak || Spacewatch || — || align=right | 8.7 km || |-id=499 bgcolor=#d6d6d6 | 22499 Wunibaldkamm || || || June 27, 1997 || Kitt Peak || Spacewatch || — || align=right | 8.4 km || |-id=500 bgcolor=#d6d6d6 | 22500 Grazianoventre || 1997 OJ || || July 26, 1997 || Sormano || P. Sicoli, A. Testa || — || align=right | 11 km || |} 22501–22600 |-bgcolor=#fefefe | 22501 || || — || August 5, 1997 || Xinglong || SCAP || EUT || align=right | 1.9 km || |-id=502 bgcolor=#fefefe | 22502 || 1997 SW || — || September 16, 1997 || Xinglong || SCAP || V || align=right | 2.0 km || |-id=503 bgcolor=#C2FFFF | 22503 Thalpius || || || October 7, 1997 || Kleť || M. Tichý, Z. Moravec || L4 || align=right | 16 km || |-id=504 bgcolor=#fefefe | 22504 || || — || October 6, 1997 || Nachi-Katsuura || Y. Shimizu, T. Urata || FLO || align=right | 2.8 km || |-id=505 bgcolor=#fefefe | 22505 Lewit || 1997 UF || || October 19,