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Asteroid General Data
General information
| Preliminary designation | 2023 HW39
| | Group | Apollo
| | Absolute magnitude | 31.98
| | Approximate diameter (m) | 1
| | Approximate mass (kg) | 2.23·103
| | Number of observations | 8
| | Arc length (days) | 0
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Approaches
Date | Object | r, AU | r, km
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| 04/11/2000 01:12:00 PM | Earth | 0.000958 | 143 378
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Details...
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Orbit initial data
| Date of initial data | 06/09/2026
| | M – mean anomaly (degrees) | 348.517792
| | a – orbit major semiaxis (astronomical units) | 2.19101777
| | e – orbit eccentricity | 0.53963405
| | ω – orbit ascending node-perihelion angle (degrees) | 183.904546
| | Ω – longitude of orbit ascending node (degrees) | 26.201039
| | i – orbit inclination to the ecliptic plane (degrees) | 0.581698
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Details...
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Orbital evolution
Date | M | a | e | ω | Ω | i | q | P
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| 01/13/1829 | 153.428060 | 2.23315392 | 0.54945709 | 11.075744 | 194.925605 | 0.285587 | 1.00613166 | 3.337172
| | 01/21/1858 | 52.780558 | 2.22479786 | 0.54787793 | 14.290972 | 191.339860 | 0.244968 | 1.00588021 | 3.318459
| | 01/29/1887 | 318.370311 | 2.22583096 | 0.54681113 | 13.513897 | 192.526060 | 0.279932 | 1.00872183 | 3.320771
| | 02/07/1916 | 228.298961 | 2.22294538 | 0.54964983 | 13.636887 | 192.632832 | 0.311826 | 1.00110382 | 3.314315
| | 02/14/1945 | 135.170442 | 2.22537592 | 0.54689574 | 13.477861 | 193.058483 | 0.333156 | 1.00832730 | 3.319752
| | 02/22/1974 | 42.901295 | 2.22564221 | 0.54645063 | 13.385683 | 193.632099 | 0.368066 | 1.00943861 | 3.320348
| | 03/02/2003 | 315.461167 | 2.20832692 | 0.54670134 | 181.271221 | 26.592101 | 0.684607 | 1.00103163 | 3.281676
| | 03/09/2032 | 266.665267 | 2.19125860 | 0.53956879 | 183.971935 | 26.186534 | 0.579771 | 1.00892385 | 3.243703
| | 03/17/2061 | 253.239582 | 2.19014725 | 0.53907904 | 184.455351 | 26.036710 | 0.547418 | 1.00948477 | 3.241235
| | 03/25/2090 | 237.616381 | 2.19141733 | 0.53909494 | 185.188003 | 25.715715 | 0.515658 | 1.01003534 | 3.244055
| | 04/03/2119 | 212.017643 | 2.20244236 | 0.54106214 | 185.839578 | 25.386345 | 0.486348 | 1.01078418 | 3.268567
| | 04/10/2148 | 171.927366 | 2.19763227 | 0.54383492 | 186.654664 | 24.837261 | 0.457642 | 1.00248310 | 3.257865
| | 04/18/2177 | 136.994102 | 2.19972040 | 0.54159916 | 186.741681 | 24.889830 | 0.438982 | 1.00835369 | 3.262510
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Detailed table...
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Graphs...
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3D animation...
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Calculation on the date...
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