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Asteroid General Data
General information
| Preliminary designation | 2018 UA
| | Group | Apollo
| | Absolute magnitude | 30.15
| | Approximate diameter (m) | 3
| | Approximate mass (kg) | 2.79·104
| | Number of observations | 29
| | Arc length (days) | 0
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Approaches
Date | Object | r, AU | r, km
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| 10/19/2018 02:52:48 PM | Earth | 0.000096 | 14 404
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Details...
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Orbit initial data
| Date of initial data | 05/05/2025
| | M – mean anomaly (degrees) | 325.703994
| | a – orbit major semiaxis (astronomical units) | 1.39039170
| | e – orbit eccentricity | 0.44759189
| | ω – orbit ascending node-perihelion angle (degrees) | 255.481010
| | Ω – longitude of orbit ascending node (degrees) | 205.464338
| | i – orbit inclination to the ecliptic plane (degrees) | 2.645025
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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 | 308.994447 | 1.92623552 | 0.54858968 | 225.988602 | 209.078946 | 6.448302 | 0.86952259 | 2.673405
| | 01/21/1858 | 253.459356 | 1.92697938 | 0.54813916 | 226.610003 | 208.605304 | 6.425368 | 0.87072653 | 2.674953
| | 01/29/1887 | 217.241779 | 1.91278577 | 0.54528747 | 227.411275 | 208.131091 | 6.545275 | 0.86976766 | 2.645453
| | 02/07/1916 | 203.698047 | 1.91363748 | 0.54441428 | 228.190843 | 207.534591 | 6.517884 | 0.87182591 | 2.647220
| | 02/14/1945 | 155.008929 | 1.92727317 | 0.54712573 | 228.357928 | 207.043745 | 6.512416 | 0.87281243 | 2.675565
| | 02/22/1974 | 98.032331 | 1.92809256 | 0.54718108 | 229.221807 | 206.462794 | 6.481719 | 0.87307679 | 2.677272
| | 03/02/2003 | 40.257610 | 1.92734245 | 0.54697257 | 229.746942 | 206.061803 | 6.466355 | 0.87313899 | 2.675709
| | 03/09/2032 | 28.361885 | 1.39055793 | 0.44790496 | 255.735789 | 205.236799 | 2.645902 | 0.76772014 | 1.639775
| | 03/17/2061 | 289.801018 | 1.38880100 | 0.44689370 | 256.766434 | 204.312257 | 2.677761 | 0.76815458 | 1.636668
| | 03/25/2090 | 187.102521 | 1.39001371 | 0.44710227 | 257.215254 | 203.990312 | 2.684706 | 0.76853542 | 1.638812
| | 04/03/2119 | 102.403811 | 1.37691763 | 0.44441789 | 258.572953 | 203.540961 | 2.607538 | 0.76499080 | 1.615707
| | 04/10/2148 | 51.639758 | 1.38862975 | 0.44704350 | 258.492581 | 202.914576 | 2.381172 | 0.76785184 | 1.636365
| | 04/18/2177 | 278.000807 | 1.39583552 | 0.44844347 | 259.008514 | 202.128555 | 2.375319 | 0.76988220 | 1.649119
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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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