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Asteroid General Data
General information
| Preliminary designation | 2004 WS2
| | Number | 170903
| | Group | Apollo
| | Absolute magnitude | 18.20
| | Approximate diameter (m) | 610
| | Approximate mass (kg) | 4.13·1011
| | Number of observations | 1021
| | Arc length (days) | 8415
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Approaches
Date | Object | r, AU | r, km
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| 09/24/1901 05:18:14 AM | Venus | 0.000971 | 145 293
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Details...
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Orbit initial data
| Date of initial data | 03/01/2026
| | M – mean anomaly (degrees) | 227.017537
| | a – orbit major semiaxis (astronomical units) | 1.33614684
| | e – orbit eccentricity | 0.60305192
| | ω – orbit ascending node-perihelion angle (degrees) | 115.455597
| | Ω – longitude of orbit ascending node (degrees) | 87.663003
| | i – orbit inclination to the ecliptic plane (degrees) | 8.266797
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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 | 263.030280 | 1.31423120 | 0.59946999 | 112.407805 | 89.679713 | 8.032911 | 0.52638903 | 1.506636
| | 01/21/1858 | 354.064648 | 1.31425946 | 0.59953724 | 112.871184 | 89.329927 | 8.042848 | 0.52631197 | 1.506684
| | 01/29/1887 | 104.283927 | 1.30960723 | 0.59856138 | 112.952058 | 89.035209 | 8.033778 | 0.52572692 | 1.498691
| | 02/07/1916 | 132.549433 | 1.33594577 | 0.60307308 | 114.003574 | 88.929372 | 8.253978 | 0.53027284 | 1.544130
| | 02/14/1945 | 56.998677 | 1.33630926 | 0.60308624 | 114.367989 | 88.600860 | 8.260644 | 0.53039953 | 1.544760
| | 02/22/1974 | 341.841979 | 1.33568527 | 0.60291762 | 114.748392 | 88.236908 | 8.245765 | 0.53037709 | 1.543678
| | 03/02/2003 | 268.344046 | 1.33646283 | 0.60314051 | 115.166952 | 87.894818 | 8.257719 | 0.53038795 | 1.545027
| | 03/09/2032 | 191.240264 | 1.33575930 | 0.60296449 | 115.543446 | 87.584674 | 8.261008 | 0.53034388 | 1.543807
| | 03/17/2061 | 118.220608 | 1.33569710 | 0.60286749 | 115.885513 | 87.207457 | 8.263939 | 0.53044874 | 1.543699
| | 03/25/2090 | 44.723279 | 1.33563935 | 0.60302095 | 116.253425 | 86.902375 | 8.256366 | 0.53022085 | 1.543599
| | 04/03/2119 | 337.252152 | 1.33443834 | 0.60279857 | 116.746988 | 86.513093 | 8.261073 | 0.53004082 | 1.541517
| | 04/10/2148 | 274.442324 | 1.33404000 | 0.60286627 | 117.057215 | 86.177532 | 8.255060 | 0.52979229 | 1.540827
| | 04/18/2177 | 231.170637 | 1.33052393 | 0.60227461 | 117.211738 | 85.854585 | 8.264459 | 0.52918315 | 1.534739
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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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