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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 | 0.000110 | 16 420
| 06/10/2151 06:14:24 PM | Earth | 0.000690 | 103 223
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Details...
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Orbit initial data
Date of initial data | 12/22/2023
| M – mean anomaly (degrees) | 178.789754
| a – orbit major semiaxis (astronomical units) | 1.05598497
| e – orbit eccentricity | 0.03710974
| ω – orbit ascending node-perihelion angle (degrees) | 5.930270
| Ω – longitude of orbit ascending node (degrees) | 271.554924
| i – orbit inclination to the ecliptic plane (degrees) | 2.445891
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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 | 61.570831 | 1.06178032 | 0.03815440 | 198.165452 | 114.571959 | 2.719087 | 1.02126873 | 1.094089
| 01/21/1858 | 245.534845 | 1.05979709 | 0.03675510 | 201.441379 | 113.058092 | 2.727022 | 1.02084414 | 1.091025
| 01/29/1887 | 281.376661 | 1.02942303 | 0.02091907 | 256.631331 | 106.707314 | 2.738593 | 1.00788846 | 1.044459
| 02/07/1916 | 201.472461 | 1.03028067 | 0.02087720 | 253.639023 | 105.884334 | 2.731874 | 1.00877129 | 1.045765
| 02/14/1945 | 107.994251 | 1.02001055 | 0.01646638 | 271.665770 | 102.232758 | 2.724233 | 1.00321467 | 1.030167
| 02/22/1974 | 167.646504 | 1.02012158 | 0.01640277 | 271.807039 | 102.189757 | 2.725265 | 1.00338876 | 1.030335
| 03/02/2003 | 238.470508 | 1.02003059 | 0.01593601 | 270.366870 | 99.413111 | 2.711604 | 1.00377538 | 1.030197
| 03/09/2032 | 20.249275 | 1.05704724 | 0.03769644 | 5.723706 | 271.349383 | 2.442729 | 1.01720032 | 1.086781
| 03/17/2061 | 23.151244 | 1.03798122 | 0.02187537 | 16.811119 | 266.827452 | 2.604620 | 1.01527500 | 1.057511
| 03/25/2090 | 165.539420 | 1.05356757 | 0.03588865 | 13.908375 | 260.688357 | 2.399407 | 1.01575645 | 1.081420
| 04/03/2119 | 110.920548 | 1.05490432 | 0.03693306 | 14.274017 | 259.725735 | 2.397185 | 1.01594348 | 1.083478
| 04/10/2148 | 15.358121 | 1.05652915 | 0.03808751 | 14.361297 | 258.977931 | 2.394195 | 1.01628859 | 1.085983
| 04/18/2177 | 36.338664 | 1.07510429 | 0.06024327 | 204.509102 | 75.120607 | 1.139208 | 1.01033649 | 1.114747
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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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