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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 | 16 061
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Details...
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Orbit initial data
| Date of initial data | 10/17/2024
| | M – mean anomaly (degrees) | 91.712351
| | a – orbit major semiaxis (astronomical units) | 1.05692890
| | e – orbit eccentricity | 0.03775021
| | ω – orbit ascending node-perihelion angle (degrees) | 5.557517
| | Ω – longitude of orbit ascending node (degrees) | 271.396089
| | i – orbit inclination to the ecliptic plane (degrees) | 2.442621
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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 | 43.424987 | 1.02110491 | 0.00886052 | 358.785350 | 130.817248 | 2.982832 | 1.01205739 | 1.031825
| | 01/21/1858 | 137.072883 | 1.02016682 | 0.01927386 | 342.832776 | 118.911664 | 3.018441 | 1.00050427 | 1.030404
| | 01/29/1887 | 232.220671 | 1.02652270 | 0.00489308 | 262.280649 | 111.890661 | 2.982044 | 1.02149985 | 1.040048
| | 02/07/1916 | 194.123332 | 1.02741556 | 0.02109820 | 268.508984 | 103.934762 | 2.748563 | 1.00573894 | 1.041405
| | 02/14/1945 | 172.660680 | 1.02561100 | 0.01950046 | 267.837015 | 102.943804 | 2.738488 | 1.00561111 | 1.038663
| | 02/22/1974 | 166.049012 | 1.02480224 | 0.01854619 | 265.608159 | 101.827158 | 2.727823 | 1.00579607 | 1.037435
| | 03/02/2003 | 232.425526 | 1.01932888 | 0.01607298 | 273.270696 | 99.443164 | 2.713446 | 1.00294523 | 1.029134
| | 03/09/2032 | 20.249765 | 1.05704717 | 0.03769619 | 5.723327 | 271.349386 | 2.442728 | 1.01720051 | 1.086781
| | 03/17/2061 | 23.142636 | 1.03798297 | 0.02187678 | 16.809369 | 266.827797 | 2.604594 | 1.01527525 | 1.057514
| | 03/25/2090 | 165.345465 | 1.05376824 | 0.03608743 | 13.794185 | 260.643124 | 2.395203 | 1.01574046 | 1.081728
| | 04/03/2119 | 111.044901 | 1.05494669 | 0.03700383 | 14.557357 | 259.521658 | 2.393597 | 1.01590962 | 1.083544
| | 04/10/2148 | 14.774996 | 1.05655058 | 0.03813933 | 14.681802 | 258.759147 | 2.390795 | 1.01625444 | 1.086016
| | 04/18/2177 | 21.231351 | 1.08114126 | 0.05952000 | 18.684640 | 250.203611 | 1.947531 | 1.01679172 | 1.124150
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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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