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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 | 0.000107 | 16 045
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Details...
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Orbit initial data
| Date of initial data | 07/09/2024
| | M – mean anomaly (degrees) | 1.390046
| | a – orbit major semiaxis (astronomical units) | 1.05650887
| | e – orbit eccentricity | 0.03754417
| | ω – orbit ascending node-perihelion angle (degrees) | 5.100606
| | Ω – longitude of orbit ascending node (degrees) | 271.438635
| | i – orbit inclination to the ecliptic plane (degrees) | 2.443823
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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 | 346.210665 | 1.05201351 | 0.03086956 | 204.999984 | 109.144950 | 2.719834 | 1.01953831 | 1.079028
| | 01/21/1858 | 318.629406 | 1.04953494 | 0.02879774 | 205.339282 | 108.422432 | 2.728343 | 1.01931070 | 1.075217
| | 01/29/1887 | 310.682270 | 1.05147636 | 0.03019359 | 203.817034 | 107.717051 | 2.723932 | 1.01972852 | 1.078201
| | 02/07/1916 | 282.345794 | 1.05106719 | 0.02967220 | 202.289574 | 107.346401 | 2.725538 | 1.01987971 | 1.077572
| | 02/14/1945 | 278.784570 | 1.04967886 | 0.02845576 | 201.443518 | 106.795725 | 2.730676 | 1.01980945 | 1.075438
| | 02/22/1974 | 242.970790 | 1.05217473 | 0.03030054 | 200.569828 | 105.876614 | 2.726498 | 1.02029327 | 1.079276
| | 03/02/2003 | 231.445382 | 1.01921647 | 0.01608096 | 273.741758 | 99.449405 | 2.714119 | 1.00282649 | 1.028964
| | 03/09/2032 | 20.249455 | 1.05704716 | 0.03769591 | 5.723716 | 271.349385 | 2.442728 | 1.01720080 | 1.086781
| | 03/17/2061 | 23.146867 | 1.03798197 | 0.02187560 | 16.811025 | 266.827634 | 2.604600 | 1.01527549 | 1.057512
| | 03/25/2090 | 165.455603 | 1.05365358 | 0.03597351 | 13.860264 | 260.668891 | 2.397601 | 1.01574997 | 1.081552
| | 04/03/2119 | 111.152109 | 1.05482412 | 0.03689317 | 14.303740 | 259.678110 | 2.395952 | 1.01590832 | 1.083355
| | 04/10/2148 | 13.718671 | 1.05663959 | 0.03817395 | 14.650844 | 258.821144 | 2.392753 | 1.01630349 | 1.086153
| | 04/18/2177 | 97.455674 | 1.07587894 | 0.05379845 | 22.631248 | 250.855147 | 2.178091 | 1.01799832 | 1.115953
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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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