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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 | 1434
| | Arc length (days) | 74
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Approaches
Date | Object | r, AU | r, km
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| 06/27/2011 05:45:36 PM | Earth | 0.000115 | 17 251
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Details...
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Orbit initial data
| Date of initial data | 08/05/2019
| | M – mean anomaly (degrees) | 166.014786
| | a – orbit major semiaxis (astronomical units) | 1.05627519
| | e – orbit eccentricity | 0.03703464
| | ω – orbit ascending node-perihelion angle (degrees) | 6.007913
| | Ω – longitude of orbit ascending node (degrees) | 271.596053
| | i – orbit inclination to the ecliptic plane (degrees) | 2.445626
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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 | 177.233819 | 1.07412762 | 0.05614051 | 154.510627 | 133.809527 | 1.680567 | 1.01382555 | 1.113229
| | 01/21/1858 | 235.892363 | 1.07016513 | 0.05346192 | 156.122113 | 132.588471 | 1.693153 | 1.01295205 | 1.107074
| | 01/29/1887 | 292.976867 | 1.03322023 | 0.02216500 | 130.032684 | 123.346366 | 2.456300 | 1.01031890 | 1.050243
| | 02/07/1916 | 299.538904 | 0.95635996 | 0.06260207 | 358.861164 | 112.924938 | 2.568187 | 0.89648985 | 0.935261
| | 02/14/1945 | 203.459094 | 1.02197503 | 0.01656654 | 267.147620 | 102.696803 | 2.728927 | 1.00504443 | 1.033144
| | 02/22/1974 | 231.743765 | 1.02319072 | 0.01655178 | 262.682688 | 100.818352 | 2.717253 | 1.00625509 | 1.034988
| | 03/02/2003 | 260.431228 | 1.02260377 | 0.01575651 | 259.757571 | 99.317397 | 2.704264 | 1.00649111 | 1.034098
| | 03/09/2032 | 20.249866 | 1.05704753 | 0.03769659 | 5.723879 | 271.349292 | 2.442723 | 1.01720045 | 1.086782
| | 03/17/2061 | 23.345661 | 1.03794321 | 0.02183945 | 16.840535 | 266.819846 | 2.605116 | 1.01527511 | 1.057453
| | 03/25/2090 | 168.403978 | 1.05036496 | 0.03266858 | 15.757149 | 261.559266 | 2.466709 | 1.01605102 | 1.076492
| | 04/03/2119 | 265.252438 | 1.03706431 | 0.02312115 | 23.963567 | 258.432619 | 2.533699 | 1.01308619 | 1.056110
| | 04/10/2148 | 45.341245 | 1.04051965 | 0.02505568 | 24.380173 | 257.454568 | 2.527351 | 1.01444873 | 1.061393
| | 04/18/2177 | 136.623101 | 0.94523178 | 0.07213374 | 177.181419 | 248.683835 | 2.300134 | 0.87704867 | 0.918984
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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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