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Asteroid General Data
General information
Preliminary designation | 2011 MD
| Group | Amor
| Absolute magnitude | 27.98
| Approximate diameter (m) | 7
| Approximate mass (kg) | 5.60·105
| Number of observations | 1549
| Arc length (days) | 74
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Approaches
Date | Object | r, AU | r, km
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06/27/2011 06:28:48 PM | Earth | 0.000108 | 16 089
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Details...
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Orbit initial data
Date of initial data | 01/25/2025
| M – mean anomaly (degrees) | 182.264583
| a – orbit major semiaxis (astronomical units) | 1.05705917
| e – orbit eccentricity | 0.03767096
| ω – orbit ascending node-perihelion angle (degrees) | 5.708392
| Ω – longitude of orbit ascending node (degrees) | 271.389446
| i – orbit inclination to the ecliptic plane (degrees) | 2.442793
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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 | 38.258998 | 1.03488809 | 0.02429644 | 251.217657 | 110.544820 | 2.759612 | 1.00974399 | 1.052787
| 01/21/1858 | 259.955461 | 1.03225041 | 0.02212658 | 252.506672 | 109.864257 | 2.764646 | 1.00941024 | 1.048765
| 01/29/1887 | 96.121169 | 1.02407813 | 0.01994595 | 272.658435 | 105.263866 | 2.752627 | 1.00365191 | 1.036335
| 02/07/1916 | 99.371565 | 1.02387977 | 0.01897488 | 270.307232 | 103.949023 | 2.741314 | 1.00445177 | 1.036034
| 02/14/1945 | 108.777676 | 1.02076375 | 0.01702308 | 271.930086 | 102.186450 | 2.726810 | 1.00338720 | 1.031308
| 02/22/1974 | 157.050434 | 1.02071173 | 0.01696038 | 272.074719 | 102.139419 | 2.727840 | 1.00340008 | 1.031229
| 03/02/2003 | 233.352418 | 1.01943569 | 0.01606068 | 272.825731 | 99.437670 | 2.712933 | 1.00306286 | 1.029296
| 03/09/2032 | 20.249294 | 1.05704718 | 0.03769643 | 5.723722 | 271.349385 | 2.442728 | 1.01720027 | 1.086781
| 03/17/2061 | 23.132916 | 1.03798480 | 0.02187878 | 16.808343 | 266.828169 | 2.604573 | 1.01527496 | 1.057516
| 03/25/2090 | 165.136451 | 1.05398286 | 0.03630015 | 13.672454 | 260.595684 | 2.390708 | 1.01572312 | 1.082059
| 04/03/2119 | 103.931938 | 1.05812053 | 0.03956411 | 17.021440 | 257.839453 | 2.361905 | 1.01625693 | 1.088437
| 04/10/2148 | 348.497508 | 1.05862543 | 0.03987882 | 17.232203 | 257.094796 | 2.362655 | 1.01640870 | 1.089216
| 04/18/2177 | 336.598693 | 1.01774682 | 0.01846140 | 94.322729 | 249.711536 | 2.461932 | 0.99895779 | 1.026739
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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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