2000 || Socorro || LINEAR || — || align=right | 5.9 km || |-id=275 bgcolor=#d6d6d6 | 51275 || || — || May 4, 2000 || Socorro || LINEAR || — || align=right | 4.4 km || |-id=276 bgcolor=#E9E9E9 | 51276 || || — || May 7, 2000 || Anderson Mesa || LONEOS || EUN || align=right | 4.2 km || |-id=277 bgcolor=#d6d6d6 | 51277 || || — || May 7, 2000 || Socorro || LINEAR || — || align=right | 8.1 km || |-id=278 bgcolor=#d6d6d6 | 51278 || || — || May 5, 2000 || Socorro || LINEAR || — || align=right | 3.8 km || |-id=279 bgcolor=#d6d6d6 | 51279 || || — || May 5, 2000 || Socorro || LINEAR || TIR || align=right | 7.7 km || |-id=280 bgcolor=#d6d6d6 | 51280 || || — || May 24, 2000 || Tebbutt || F. B. Zoltowski || — || align=right | 5.8 km || |-id=281 bgcolor=#d6d6d6 | 51281 || || — || May 27, 2000 || Socorro || LINEAR || EOS || align=right | 5.8 km || |-id=282 bgcolor=#d6d6d6 | 51282 || || — || May 27, 2000 || Socorro || LINEAR || EOS || align=right | 7.1 km || |-id=283 bgcolor=#d6d6d6 | 51283 || || — || May 27, 2000 || Socorro || LINEAR || — || align=right | 5.9 km || |-id=284 bgcolor=#d6d6d6 | 51284 || || — || May 28, 2000 || Socorro || LINEAR || 3:2 || align=right | 8.6 km || |-id=285 bgcolor=#E9E9E9 | 51285 || || — || May 28, 2000 || Socorro || LINEAR || — || align=right | 4.7 km || |-id=286 bgcolor=#d6d6d6 | 51286 || || — || May 28, 2000 || Socorro || LINEAR || — || align=right | 11 km || |-id=287 bgcolor=#d6d6d6 | 51287 || || — || May 28, 2000 || Socorro || LINEAR || — || align=right | 7.3 km || |-id=288 bgcolor=#d6d6d6 | 51288 || || — || May 28, 2000 || Socorro || LINEAR || THM || align=right | 5.8 km || |-id=289 bgcolor=#d6d6d6 | 51289 || || — || May 28, 2000 || Socorro || LINEAR || — || align=right | 10 km || |-id=290 bgcolor=#d6d6d6 | 51290 || || — || May 28, 2000 || Socorro || LINEAR || THM || align=right | 8.0 km || |-id=291 bgcolor=#d6d6d6 | 51291 || || — || May 28, 2000 || Socorro || LINEAR ||