bgcolor=#fefefe | 45172 || || — || December 12, 1999 || Socorro || LINEAR || — || align=right | 4.6 km || |-id=173 bgcolor=#fefefe | 45173 || || — || December 14, 1999 || Fountain Hills || C. W. Juels || — || align=right | 1.7 km || |-id=174 bgcolor=#fefefe | 45174 || || — || December 2, 1999 || Anderson Mesa || LONEOS || — || align=right | 2.4 km || |-id=175 bgcolor=#fefefe | 45175 || || — || December 2, 1999 || Kitt Peak || Spacewatch || — || align=right | 1.9 km || |-id=176 bgcolor=#E9E9E9 | 45176 || || — || December 2, 1999 || Kitt Peak || Spacewatch || — || align=right | 4.9 km || |-id=177 bgcolor=#d6d6d6 | 45177 || || — || December 2, 1999 || Kitt Peak || Spacewatch || — || align=right | 8.3 km || |-id=178 bgcolor=#fefefe | 45178 || || — || December 13, 1999 || Farpoint || G. Hug, G. Bell || — || align=right | 2.2 km || |-id=179 bgcolor=#fefefe | 45179 || || — || December 15, 1999 || Oohira || T. Urata || — || align=right | 8.5 km || |-id=180 bgcolor=#fefefe | 45180 || || — || December 7, 1999 || Kitt Peak || Spacewatch || V || align=right | 1.9 km || |-id=181 bgcolor=#fefefe | 45181 || || — || December 7, 1999 || Kitt Peak || Spacewatch || — || align=right | 1.9 km || |-id=182 bgcolor=#fefefe | 45182 || || — || December 7, 1999 || Kitt Peak || Spacewatch || NYS || align=right | 1.7 km || |-id=183 bgcolor=#fefefe | 45183 || || — || December 7, 1999 || Socorro || LINEAR || NYS || align=right | 2.0 km || |-id=184 bgcolor=#fefefe | 45184 || || — || December 8, 1999 || Socorro || LINEAR || — || align=right | 6.2 km || |-id=185 bgcolor=#fefefe | 45185 || || — || December 8, 1999 || Socorro || LINEAR || FLO || align=right | 2.0 km || |-id=186 bgcolor=#E9E9E9 | 45186 || || — || December 8, 1999 || Socorro || LINEAR || — || align=right | 2.4 km || |-id=187 bgcolor=#E9E9E9 | 45187 || || — || December 8, 1999 || Socorro || LINEAR || PAD || align=right | 6.4 km || |-id=188 bgcolor=#E9E9E9 | 45188 || || — || December 8, 1999 || Socorro || LINEAR || RAF || align=right