2.4 km || |-id=277 bgcolor=#fefefe | 26277 Ianrees || || || September 20, 1998 || Prescott || P. G. Comba || NYS || align=right | 2.6 km || |-id=278 bgcolor=#E9E9E9 | 26278 || || — || September 20, 1998 || Kitt Peak || Spacewatch || INO || align=right | 3.4 km || |-id=279 bgcolor=#fefefe | 26279 || || — || September 21, 1998 || Kitt Peak || Spacewatch || — || align=right | 2.4 km || |-id=280 bgcolor=#E9E9E9 | 26280 || || — || September 20, 1998 || Woomera || F. B. Zoltowski || — || align=right | 7.8 km || |-id=281 bgcolor=#fefefe | 26281 || || — || September 25, 1998 || Xinglong || SCAP || NYS || align=right | 2.7 km || |-id=282 bgcolor=#fefefe | 26282 Noahbrosch || || || September 16, 1998 || Anderson Mesa || LONEOS || FLO || align=right | 3.6 km || |-id=283 bgcolor=#fefefe | 26283 Oswalt || || || September 17, 1998 || Anderson Mesa || LONEOS || — || align=right | 3.0 km || |-id=284 bgcolor=#fefefe | 26284 Johnspahn || || || September 17, 1998 || Anderson Mesa || LONEOS || V || align=right | 2.4 km || |-id=285 bgcolor=#E9E9E9 | 26285 Lindaspahn || || || September 17, 1998 || Anderson Mesa || LONEOS || — || align=right | 6.0 km || |-id=286 bgcolor=#fefefe | 26286 || || — || September 20, 1998 || La Silla || E. W. Elst || — || align=right | 6.5 km || |-id=287 bgcolor=#fefefe | 26287 || || — || September 20, 1998 || La Silla || E. W. Elst || FLO || align=right | 4.2 km || |-id=288 bgcolor=#fefefe | 26288 || || — || September 21, 1998 || La Silla || E. W. Elst || FLO || align=right | 2.9 km || |-id=289 bgcolor=#E9E9E9 | 26289 || || — || September 21, 1998 || La Silla || E. W. Elst || — || align=right | 8.5 km || |-id=290 bgcolor=#fefefe | 26290 || || — || September 26, 1998 || Socorro || LINEAR || — || align=right | 2.4 km || |-id=291 bgcolor=#fefefe | 26291 Terristaples || || || September 26, 1998 || Socorro || LINEAR || NYS || align=right | 1.9 km || |-id=292 bgcolor=#E9E9E9 | 26292 || || — || September 26, 1998 || Socorro || LINEAR || — || align=right | 7.8 km || |-id=293 bgcolor=#fefefe | 26293 Van Muyden ||