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Asteroid General Data
General information
| Preliminary designation | 2009 WM1
| | Group | Apollo
| | Absolute magnitude | 20.43
| | Approximate diameter (m) | 220
| | Approximate mass (kg) | 1.90·1010
| | Number of observations | 89
| | Arc length (days) | 177
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Approaches
Date | Object | r, AU | r, km
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| 11/20/1850 10:48:00 PM | Earth | 0.008918 | 1 334 120
| | 11/21/1850 02:24:00 AM | Moon | 0.008393 | 1 255 647
| | 11/23/2059 10:48:00 AM | Moon | 0.006788 | 1 015 512
| | 11/23/2059 12:00:00 AM | Earth | 0.004577 | 684 647
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Details...
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Orbit initial data
| Date of initial data | 01/08/2013
| | M – mean anomaly (degrees) | 177.415835
| | a – orbit major semiaxis (astronomical units) | 1.180550
| | e – orbit eccentricity | 0.168986
| | ω – orbit ascending node-perihelion angle (degrees) | 162.596093
| | Ω – longitude of orbit ascending node (degrees) | 240.293042
| | i – orbit inclination to the ecliptic plane (degrees) | 25.766306
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Details...
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Orbital evolution
Date | M | a | e | ω | Ω | i | q | P
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| 01/05/1800 | 212.771047 | 1.18465047 | 0.17228390 | 161.818196 | 241.108178 | 25.722374 | 0.98055426 | 470.890064
| | 01/13/1829 | 34.105525 | 1.18517298 | 0.17263821 | 161.997503 | 240.993165 | 25.721906 | 0.98056684 | 471.201637
| | 01/21/1858 | 223.493429 | 1.18093644 | 0.16960304 | 161.870634 | 240.878562 | 25.752574 | 0.98064603 | 468.677348
| | 01/29/1887 | 88.376685 | 1.18043111 | 0.16926292 | 161.960665 | 240.772472 | 25.756771 | 0.98062789 | 468.376557
| | 02/07/1916 | 310.731079 | 1.18148034 | 0.16988186 | 162.173622 | 240.664897 | 25.751784 | 0.98076827 | 469.001175
| | 02/14/1945 | 186.467662 | 1.17933012 | 0.16833484 | 162.174594 | 240.552312 | 25.768311 | 0.98080778 | 467.721426
| | 02/22/1974 | 62.710819 | 1.17937203 | 0.16820193 | 162.323994 | 240.446097 | 25.769258 | 0.98099938 | 467.746359
| | 03/02/2003 | 291.720547 | 1.18074285 | 0.16912110 | 162.541278 | 240.330379 | 25.762101 | 0.98105432 | 468.562109
| | 03/09/2032 | 156.566757 | 1.18041285 | 0.16887962 | 162.681123 | 240.230029 | 25.768328 | 0.98106517 | 468.365687
| | 03/17/2061 | 16.185354 | 1.18879087 | 0.17449654 | 163.325931 | 240.110038 | 25.712175 | 0.98135098 | 473.360887
| | 03/25/2090 | 156.990032 | 1.18876826 | 0.17443900 | 163.453551 | 240.006770 | 25.716028 | 0.98140072 | 473.347385
| | 04/03/2119 | 309.170447 | 1.18566835 | 0.17231601 | 163.421893 | 239.887129 | 25.738110 | 0.98135871 | 471.497095
| | 04/10/2148 | 120.038442 | 1.18538001 | 0.17202491 | 163.508423 | 239.779504 | 25.742130 | 0.98146512 | 471.325109
| | 04/18/2177 | 293.466455 | 1.18561728 | 0.17213748 | 163.668621 | 239.678767 | 25.742053 | 0.98152811 | 471.466632
| | 04/27/2206 | 95.320291 | 1.18736041 | 0.17317043 | 163.899489 | 239.567403 | 25.731395 | 0.98174470 | 472.506762
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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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