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Asteroid General Data
General information
| Preliminary designation | 2018 BW
| | Group | Apollo
| | Absolute magnitude | 28.07
| | Approximate diameter (m) | 7
| | Approximate mass (kg) | 4.94·105
| | Number of observations | 28
| | Arc length (days) | 1
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Approaches
Date | Object | r, AU | r, km
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| 01/16/2113 05:52:48 AM | Moon | 0.000790 | 118 234
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Details...
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Orbit initial data
| Date of initial data | 06/09/2026
| | M – mean anomaly (degrees) | 142.221648
| | a – orbit major semiaxis (astronomical units) | 1.34945037
| | e – orbit eccentricity | 0.28855715
| | ω – orbit ascending node-perihelion angle (degrees) | 333.332692
| | Ω – longitude of orbit ascending node (degrees) | 115.309359
| | i – orbit inclination to the ecliptic plane (degrees) | 8.000769
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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 | 67.065307 | 1.42860091 | 0.32445473 | 335.680671 | 116.887448 | 7.365255 | 0.96508459 | 1.707525
| | 01/21/1858 | 69.580511 | 1.42792124 | 0.32403069 | 336.003962 | 116.677355 | 7.376029 | 0.96523094 | 1.706306
| | 01/29/1887 | 76.443978 | 1.42761732 | 0.32379149 | 336.318353 | 116.457679 | 7.385253 | 0.96536697 | 1.705762
| | 02/07/1916 | 83.379103 | 1.42923617 | 0.32439699 | 336.724492 | 116.253698 | 7.382352 | 0.96559626 | 1.708664
| | 02/14/1945 | 81.052172 | 1.42870979 | 0.32422997 | 336.997813 | 116.089448 | 7.388784 | 0.96547926 | 1.707720
| | 02/22/1974 | 91.121754 | 1.42654238 | 0.32326738 | 337.243020 | 115.822836 | 7.423913 | 0.96538776 | 1.703835
| | 03/02/2003 | 103.815689 | 1.42533105 | 0.32267936 | 337.519009 | 115.602627 | 7.437087 | 0.96540614 | 1.701666
| | 03/09/2032 | 23.182813 | 1.34868762 | 0.28837629 | 333.437627 | 115.221125 | 8.005950 | 0.95975809 | 1.566274
| | 03/17/2061 | 213.339690 | 1.34900550 | 0.28832234 | 333.656614 | 115.087510 | 8.008563 | 0.96005708 | 1.566828
| | 03/25/2090 | 109.987794 | 1.33888461 | 0.28348280 | 333.244059 | 114.814747 | 8.093076 | 0.95933385 | 1.549228
| | 04/03/2119 | 76.121870 | 1.30108801 | 0.26872784 | 328.625297 | 114.274334 | 7.973291 | 0.95144943 | 1.484091
| | 04/10/2148 | 279.097292 | 1.30058549 | 0.26852124 | 328.812093 | 114.146939 | 7.976954 | 0.95135066 | 1.483232
| | 04/18/2177 | 125.682300 | 1.29932548 | 0.26772954 | 329.070885 | 113.872729 | 7.992954 | 0.95145766 | 1.481077
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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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