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Asteroid General Data
General information
| Preliminary designation | 2015 ET
| | Group | Apollo
| | Absolute magnitude | 26.68
| | Approximate diameter (m) | 12
| | Approximate mass (kg) | 3.37·106
| | Number of observations | 99
| | Arc length (days) | 14
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Approaches
Date | Object | r, AU | r, km
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| 03/10/2015 04:48:00 PM | Earth | 0.000836 | 125 058
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Details...
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Orbit initial data
| Date of initial data | 06/09/2026
| | M – mean anomaly (degrees) | 327.826775
| | a – orbit major semiaxis (astronomical units) | 2.03397126
| | e – orbit eccentricity | 0.57896366
| | ω – orbit ascending node-perihelion angle (degrees) | 124.449901
| | Ω – longitude of orbit ascending node (degrees) | 353.933104
| | i – orbit inclination to the ecliptic plane (degrees) | 0.597358
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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 | 126.278392 | 2.07136482 | 0.57068792 | 279.583489 | 199.571537 | 0.260334 | 0.88926195 | 2.981162
| | 01/21/1858 | 32.809581 | 2.07111160 | 0.57069834 | 280.496404 | 198.517565 | 0.265615 | 0.88913164 | 2.980615
| | 01/29/1887 | 299.048504 | 2.07088541 | 0.57176530 | 281.080805 | 197.895291 | 0.269811 | 0.88682499 | 2.980127
| | 02/07/1916 | 208.854348 | 2.06723750 | 0.57471856 | 281.421083 | 197.511602 | 0.274414 | 0.87915775 | 2.972256
| | 02/14/1945 | 124.513049 | 2.06926248 | 0.57738090 | 282.057129 | 196.914691 | 0.279443 | 0.87450984 | 2.976624
| | 02/22/1974 | 50.287394 | 2.05945303 | 0.58002355 | 321.291249 | 157.708982 | 0.234945 | 0.86492176 | 2.955483
| | 03/02/2003 | 345.799987 | 2.05804475 | 0.58173508 | 320.971871 | 157.980111 | 0.239086 | 0.86080791 | 2.952452
| | 03/09/2032 | 321.233321 | 2.03359756 | 0.57954914 | 124.603429 | 353.752126 | 0.596942 | 0.85502784 | 2.900001
| | 03/17/2061 | 315.657870 | 2.03906686 | 0.57638646 | 131.412574 | 346.925517 | 0.572918 | 0.86377632 | 2.911708
| | 03/25/2090 | 298.482734 | 2.04163920 | 0.57231377 | 131.479060 | 347.077116 | 0.562681 | 0.87318098 | 2.917219
| | 04/03/2119 | 273.110062 | 2.04713362 | 0.57266794 | 133.151660 | 346.121694 | 0.555595 | 0.87480582 | 2.929004
| | 04/10/2148 | 242.780706 | 2.04340038 | 0.57515372 | 134.295117 | 345.385623 | 0.554636 | 0.86813106 | 2.920995
| | 04/18/2177 | 225.965000 | 2.03824559 | 0.57969161 | 135.733215 | 344.087051 | 0.554892 | 0.85669173 | 2.909949
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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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