500001–600000

This list contains 829 objects sorted in numerical order. Designation Discovery Orbital description Diam. Remarks Refs Date Observer Site a e i q Q 6 March 2013 Pan-STARRS 1 Haleakala 5.194 0.025 3.5 5.063 5.324 6.3 km – 31 October 2010 Spacewatch Kitt Peak 5.170 0.057 8.7 4.874 5.465 9.0 km – 10 August 2007 Spacewatch Kitt Peak 5.225 0.036 3.7 5.037 5.412 8.5 km – 10 February 2014 Pan-STARRS 1 Haleakala 5.244 0.092 5.9 4.761 5.726 7.4 km – 28 September 2008 MLS Mount Lemmon 5.211 0.034 5.8 5.032 5.391 7.4 km – 26 October 2011 Pan-STARRS 1 Haleakala 5.167 0.063 7.6 4.844 5.491 7.1 km – 28 January 2010 WISE WISE 5.230 0.068 8.4 4.875 5.585 7.8 km – 2 December 2010 Spacewatch Kitt Peak 5.128 0.083 11.4 4.701 5.554 8.5 km – 14 April 2002 Spacewatch Kitt Peak 5.138 0.069 6.6 4.785 5.490 7.0 km – 2 September 2008 Spacewatch Kitt Peak 5.178 0.048 4.9 4.928 5.429 7.0 km – 30 October 2010 Spacewatch Kitt Peak 5.125 0.045 6.1 4.895 5.356 7.7 km – 25 December 2011 MLS Mount Lemmon 5.203 0.106 13.7 4.650 5.755 8.8 km – 4 September 2008 Spacewatch Kitt Peak 5.245 0.160 8.0 4.407 6.084 6.4 km – 24 August 2008 Spacewatch Kitt Peak 5.287 0.128 10.1 4.610 5.964 9.2 km – 15 December 2010 MLS Mount Lemmon 5.197 0.052 12.6 4.926 5.467 8.2 km – 12 September 2007 MLS Mount Lemmon 5.191 0.050 7.9 4.934 5.449 7.6 km – 25 October 2009 Spacewatch Kitt Peak 5.159 0.062 3.4 4.838 5.480 6.9 km – 20 February 2002 Spacewatch Kitt Peak 5.170 0.061 5.3 4.855 5.486 7.6 km – 24 August 2008 Spacewatch Kitt Peak 5.143 0.003 8.6 5.128 5.158 9.3 km – 24 August 2008 Spacewatch Kitt Peak 5.300 0.036 19.5 5.111 5.489 9.8 km – 19 September 2008 Spacewatch Kitt Peak 5.182 0.026 25.0 5.047 5.316 8.9 km – 21 March 2015 PMO NEO Survey Program XuYi 5.153 0.015 30.2 5.074 5.232 9.7 km – 23 November 2011 Spacewatch Kitt Peak 5.304 0.018 8.5 5.207 5.400 10 km – 15 October 2012 Spacewatch Kitt Peak 5.158 0.149 11.9 4.391 5.925 11 km – 15 September 2009 Spacewatch Kitt Peak 5.293 0.022 2.2 5.177 5.409 9.1 km – 21 December 2011 L. Elenin Mayhill-ISON 5.279 0.069 16.9 4.917 5.641 11 km – 5 November 2010 MLS Mount Lemmon 5.217 0.076 6.4 4.823 5.612 8.6 km – 4 January 2013 Spacewatch Kitt Peak 5.210 0.064 26.4 4.879 5.542 12 km – 542246 Kulcsár 26 August 2008 K. Sárneczky Piszkesteto 5.216 0.066 9.8 4.871 5.561 9.7 km – 23 December 2012 Pan-STARRS 1 Haleakala 5.263 0.102 6.8 4.726 5.801 7.8 km – 3 November 2010 MLS Mount Lemmon 5.143 0.022 8.5 5.031 5.255 8.9 km – 28 September 2009 Spacewatch Kitt Peak 5.181 0.046 4.8 4.941 5.420 10 km – 24 March 2003 J. Dellinger Needville 5.095 0.033 7.2 4.926 5.263 8.2 km – 17 October 2009 MLS Mount Lemmon 5.231 0.034 5.4 5.055 5.406 8.3 km – 2 November 2010 MLS Mount Lemmon 5.237 0.063 8.3 4.908 5.567 8.9 km – 13 December 2012 Spacewatch Kitt Peak 5.202 0.033 22.1 5.028 5.376 14 km – 2 September 2008 Spacewatch Kitt Peak 5.243 0.022 4.0 5.127 5.360 7.6 km – 24 July 2007 Mauna Kea Mauna Kea 5.119 0.065 7.3 4.787 5.451 7.5 km – 27 December 2011 Spacewatch Kitt Peak 5.165 0.050 11.3 4.908 5.422 9.3 km – 26 March 2003 NEAT Palomar 5.157 0.022 14.8 5.043 5.272 9.8 km – 12 September 2007 MLS Mount Lemmon 5.288 0.016 3.7 5.206 5.371 9.4 km – 9 September 2007 Mauna Kea Mauna Kea 5.213 0.023 10.0 5.095 5.332 8.3 km – 10 January 2013 Pan-STARRS 1 Haleakala 5.150 0.112 7.5 4.572 5.728 7.5 km – 23 September 2008 Spacewatch Kitt Peak 5.181 0.025 6.4 5.050 5.312 8.1 km – 30 October 2009 MLS Mount Lemmon 5.315 0.092 9.2 4.828 5.802 9.1 km – 17 September 2009 MLS Mount Lemmon 5.224 0.076 4.4 4.828 5.620 7.9 km – 24 April 2003 Spacewatch Kitt Peak 5.308 0.052 8.3 5.031 5.585 8.1 km – 27 October 2009 MLS Mount Lemmon 5.154 0.082 9.3 4.731 5.578 6.2 km – 13 October 2010 Spacewatch Kitt Peak 5.152 0.059 15.2 4.847 5.457 6.2 km – 29 October 2010 MLS Mount Lemmon 5.308 0.067 7.9 4.953 5.664 9.8 km – 31 October 2010 MLS Mount Lemmon 5.154 0.092 26.3 4.678 5.630 12 km – 28 September 2009 MLS Mount Lemmon 5.241 0.022 11.3 5.128 5.354 8.2 km – 16 October 2010 R. FerrandoM. Ferrando Pla D'Arguines 5.171 0.197 5.6 4.152 6.191 8.0 km – 11 March 2003 Spacewatch Kitt Peak 5.155 0.069 20.5 4.800 5.510 8.1 km – 546275 Kozák 30 October 2010 Z. Kuli Piszkesteto 5.250 0.111 14.4 4.668 5.831 13 km – 31 October 2010 Z. Kuli Piszkesteto 5.242 0.067 9.1 4.891 5.593 8.9 km – 30 October 2010 MLS Mount Lemmon 5.174 0.056 9.0 4.882 5.465 7.6 km – 28 October 2010 MLS Mount Lemmon 5.103 0.051 7.0 4.841 5.365 6.5 km – 31 October 2010 Spacewatch Kitt Peak 5.183 0.086 10.2 4.738 5.627 6.8 km – 31 October 2010 Spacewatch Kitt Peak 5.248 0.012 12.1 5.188 5.309 8.0 km – 29 October 2010 Spacewatch Kitt Peak 5.165 0.163 9.8 4.325 6.006 8.3 km – 3 November 2010 MLS Mount Lemmon 5.188 0.068 7.1 4.837 5.538 7.7 km – 18 July 2007 MLS Mount Lemmon 5.156 0.066 3.4 4.814 5.497 7.4 km – 4 November 2010 MLS Mount Lemmon 5.182 0.073 11.1 4.806 5.558 7.3 km – 6 November 2010 Spacewatch Kitt Peak 5.152 0.121 5.9 4.528 5.777 7.9 km – 30 October 2010 Z. KuliK. Sárneczky Piszkesteto 5.239 0.048 11.2 4.988 5.491 8.3 km – 12 October 2010 MLS Mount Lemmon 5.189 0.115 6.8 4.593 5.784 7.2 km – 17 October 2009 MLS Mount Lemmon 5.119 0.026 8.4 4.985 5.252 6.9 km – 15 September 2009 Spacewatch Kitt Peak 5.156 0.131 13.4 4.479 5.833 7.1 km – 8 November 2010 MLS Mount Lemmon 5.128 0.066 8.4 4.790 5.467 7.2 km – 29 October 2010 Spacewatch Kitt Peak 5.217 0.088 24.8 4.759 5.674 8.9 km – 31 October 2010 Spacewatch Kitt Peak 5.229 0.100 6.6 4.707 5.751 6.6 km – 10 November 2010 MLS Mount Lemmon 5.229 0.052 6.7 4.954 5.503 7.5 km – 26 October 2009 MLS Mount Lemmon 5.263 0.020 14.7 5.157 5.369 10 km – 10 November 2010 MLS Mount Lemmon 5.297 0.037 13.7 5.100 5.493 7.8 km – 30 October 2010 Spacewatch Kitt Peak 5.186 0.076 10.4 4.792 5.580 9.9 km – 15 September 2009 Spacewatch Kitt Peak 5.173 0.054 14.2 4.895 5.451 7.5 km – 18 September 2009 CSS Catalina 5.106 0.081 17.5 4.691 5.522 10 km – 18 October 2010 MLS Mount Lemmon 5.222 0.191 8.4 4.224 6.221 8.2 km – 6 November 2010 MLS Mount Lemmon 5.359 0.066 5.6 5.003 5.714 7.6 km – 1 November 2010 MLS Mount Lemmon 5.200 0.070 2.5 4.836 5.565 7.3 km – 5 November 2010 MLS Mount Lemmon 5.146 0.033 13.1 4.978 5.314 9.6 km – 1 November 2010 Spacewatch Kitt Peak 5.239 0.112 16.6 4.653 5.824 8.9 km – 6 November 2010 MLS Mount Lemmon 5.131 0.076 10.5 4.743 5.520 7.7 km – 17 January 2013 Pan-STARRS 1 Haleakala 5.258 0.044 9.1 5.024 5.491 6.6 km – 18 November 2011 Spacewatch Kitt Peak 5.227 0.054 12.9 4.944 5.511 9.6 km – 5 February 2013 MLS Mount Lemmon 5.204 0.062 10.0 4.883 5.525 7.4 km – 12 November 2010 Spacewatch Kitt Peak 5.234 0.148 8.2 4.458 6.009 7.1 km – 1 November 2010 Spacewatch Kitt Peak 5.121 0.070 8.2 4.762 5.481 6.6 km – 2 November 2010 MLS Mount Lemmon 5.112 0.081 8.5 4.696 5.528 6.5 km – 7 November 2010 Spacewatch Kitt Peak 5.158 0.084 6.7 4.726 5.591 8.0 km – 12 November 2010 Spacewatch Kitt Peak 5.147 0.101 8.7 4.630 5.665 7.0 km – 22 September 2009 Spacewatch Kitt Peak 5.331 0.059 2.3 5.014 5.647 7.5 km – 12 November 2010 MLS Mount Lemmon 5.200 0.101 10.3 4.674 5.727 9.4 km – 17 September 2009 Spacewatch Kitt Peak 5.277 0.097 14.5 4.763 5.790 8.6 km – 17 September 2009 Spacewatch Kitt Peak 5.198 0.022 9.6 5.084 5.313 8.6 km – 21 September 2009 Spacewatch Kitt Peak 5.167 0.057 6.8 4.871 5.462 6.6 km – 7 November 2010 Spacewatch Kitt Peak 5.239 0.095 9.4 4.739 5.738 7.7 km – 8 November 2010 MLS Mount Lemmon 5.270 0.193 13.6 4.254 6.285 7.7 km – 8 November 2010 MLS Mount Lemmon 5.166 0.050 13.7 4.906 5.426 8.5 km – 4 January 2013 Spacewatch Kitt Peak 5.194 0.075 8.2 4.806 5.583 7.9 km – 27 November 2010 MLS Mount Lemmon 5.193 0.053 14.8 4.919 5.467 7.9 km – 27 November 2010 MLS Mount Lemmon 5.143 0.046 14.4 4.907 5.379 6.6 km – 18 January 2013 MLS Mount Lemmon 5.201 0.032 5.9 5.037 5.366 6.5 km – 17 November 2010 Spacewatch Kitt Peak 5.266 0.078 8.9 4.854 5.679 9.0 km – 4 November 2010 L. Elenin Mayhill-ISON 5.094 0.037 28.7 4.908 5.281 11 km – 8 December 2010 Spacewatch Kitt Peak 5.180 0.095 9.8 4.690 5.671 6.6 km – 14 November 2010 MLS Mount Lemmon 5.277 0.075 8.6 4.882 5.673 7.3 km – 22 September 2009 MLS Mount Lemmon 5.178 0.088 8.2 4.721 5.635 8.5 km – 6 November 2010 MLS Mount Lemmon 5.271 0.084 4.9 4.826 5.716 6.7 km – 10 November 2010 MLS Mount Lemmon 5.336 0.048 12.4 5.080 5.593 7.7 km – 14 January 2012 MLS Mount Lemmon 5.206 0.105 8.0 4.661 5.752 7.4 km – 9 February 2013 Pan-STARRS 1 Haleakala 5.245 0.101 11.3 4.712 5.777 8.1 km – 30 November 2010 MLS Mount Lemmon 5.249 0.046 12.3 5.009 5.490 11 km – 10 April 2016 Pan-STARRS 1 Haleakala 5.150 0.163 17.4 4.313 5.987 7.6 km – 14 December 2010 MLS Mount Lemmon 5.139 0.056 16.6 4.853 5.425 8.2 km – 5 December 2010 MLS Mount Lemmon 5.209 0.092 14.3 4.729 5.689 8.9 km – 1 December 2010 MLS Mount Lemmon 5.259 0.113 9.8 4.665 5.852 6.8 km – 2 December 2010 MLS Mount Lemmon 5.195 0.037 10.3 5.000 5.389 6.0 km – 6 December 2010 MLS Mount Lemmon 5.139 0.028 8.2 4.996 5.282 6.8 km – 6 December 2010 MLS Mount Lemmon 5.246 0.031 12.2 5.084 5.407 7.4 km – 25 December 2010 MLS Mount Lemmon 5.178 0.068 14.1 4.826 5.530 7.9 km – 8 November 2010 Spacewatch Kitt Peak 5.154 0.092 8.6 4.678 5.630 7.2 km – 15 July 2004 Cerro Tololo Cerro Tololo 5.195 0.089 15.2 4.734 5.656 8.5 km – 22 September 2009 MLS Mount Lemmon 5.253 0.067 5.7 4.901 5.604 7.8 km – 3 December 2010 MLS Mount Lemmon 5.287 0.034 8.7 5.105 5.468 7.5 km – 25 January 2014 Pan-STARRS 1 Haleakala 5.156 0.065 18.7 4.823 5.490 7.3 km – 12 November 2010 MLS Mount Lemmon 5.209 0.052 15.1 4.940 5.477 7.8 km – 25 November 2011 Pan-STARRS 1 Haleakala 5.175 0.104 11.5 4.639 5.711 9.2 km – 24 November 2011 MLS Mount Lemmon 5.158 0.132 10.3 4.476 5.841 6.4 km – 25 December 2011 L. Bernasconi Les Engarouines 5.195 0.136 16.3 4.487 5.904 8.6 km – 31 December 2011 Spacewatch Kitt Peak 5.264 0.038 30.4 5.065 5.463 9.2 km – 29 December 2011 MLS Mount Lemmon 5.214 0.055 34.2 4.928 5.501 8.4 km – 2 January 2012 Spacewatch Kitt Peak 5.299 0.016 28.8 5.216 5.382 8.0 km – 20 October 2012 MLS Mount Lemmon 5.254 0.057 26.7 4.956 5.552 13 km – 16 September 2009 Spacewatch Kitt Peak 5.180 0.092 6.1 4.704 5.656 5.9 km – 23 December 2012 Pan-STARRS 1 Haleakala 5.186 0.010 20.9 5.136 5.236 7.6 km – 23 December 2012 Pan-STARRS 1 Haleakala 5.125 0.053 19.4 4.855 5.395 7.8 km – 13 October 2010 MLS Mount Lemmon 5.116 0.093 7.3 4.643 5.590 6.6 km – 1 November 2010 MLS Mount Lemmon 5.280 0.021 17.5 5.169 5.391 13 km – 10 January 2013 Pan-STARRS 1 Haleakala 5.207 0.069 32.7 4.849 5.564 8.8 km – 6 January 2013 Spacewatch Kitt Peak 5.230 0.038 20.7 5.030 5.429 8.4 km – 7 September 2008 MLS Mount Lemmon 5.185 0.149 8.2 4.411 5.959 7.8 km – 12 March 2002 NEAT Palomar 5.177 0.029 8.2 5.025 5.329 12 km – 22 December 2012 Pan-STARRS 1 Haleakala 5.178 0.031 16.5 5.015 5.341 8.3 km – 27 September 2012 Pan-STARRS 1 Haleakala 5.234 0.087 11.9 4.777 5.691 7.7 km – 8 December 2012 Spacewatch Kitt Peak 5.248 0.048 13.5 4.998 5.499 8.6 km – 16 January 2013 MLS Mount Lemmon 5.183 0.044 30.2 4.954 5.413 9.2 km – 17 October 2010 MLS Mount Lemmon 5.196 0.072 8.7 4.823 5.569 7.4 km – 9 January 2013 Spacewatch Kitt Peak 5.258 0.073 10.9 4.876 5.641 7.3 km – 5 November 2010 MLS Mount Lemmon 5.213 0.180 6.6 4.272 6.154 6.2 km – 26 November 2011 MLS Mount Lemmon 5.219 0.178 24.7 4.291 6.146 9.2 km – 14 February 2013 Spacewatch Kitt Peak 5.166 0.019 8.5 5.068 5.263 7.7 km – 5 February 2013 MLS Mount Lemmon 5.127 0.049 7.3 4.877 5.377 6.4 km – 18 October 2009 MLS Mount Lemmon 5.202 0.046 0.7 4.964 5.440 6.2 km – 6 September 2008 Spacewatch Kitt Peak 5.188 0.081 32.2 4.770 5.607 6.8 km – 28 January 2015 Pan-STARRS 1 Haleakala 5.143 0.067 17.1 4.796 5.490 6.6 km – 1 December 2010 MLS Mount Lemmon 5.206 0.064 15.2 4.872 5.540 8.4 km – 28 September 2009 Spacewatch Kitt Peak 5.135 0.074 8.1 4.757 5.513 6.9 km – 8 January 2013 MLS Mount Lemmon 5.336 0.069 22.4 4.970 5.702 11 km – 18 April 2015 MLS Mount Lemmon 5.350 0.033 12.1 5.175 5.524 7.3 km – 27 November 2010 ML