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Asteroid General Data
General information
| Preliminary designation | 2012 DA14
| | Group | Aten
| | Absolute magnitude | 24.00
| | Approximate diameter (m) | 42
| | Approximate mass (kg) | 1.37·108
| | Number of observations | 1007
| | Arc length (days) | 365
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Approaches
Date | Object | r, AU | r, km
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| 02/15/2013 07:26:24 PM | Earth | 0.000228 | 34 060
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Details...
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Orbit initial data
| Date of initial data | 10/13/2021
| | M – mean anomaly (degrees) | 149.192847
| | a – orbit major semiaxis (astronomical units) | 0.91014285
| | e – orbit eccentricity | 0.08931869
| | ω – orbit ascending node-perihelion angle (degrees) | 195.564598
| | Ω – longitude of orbit ascending node (degrees) | 146.928485
| | i – orbit inclination to the ecliptic plane (degrees) | 11.608733
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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 | 299.617127 | 0.98913341 | 0.09711013 | 266.395566 | 149.777200 | 10.661665 | 0.89307853 | 0.983746
| | 01/21/1858 | 106.222394 | 0.99028542 | 0.09622262 | 266.762002 | 149.094586 | 10.678160 | 0.89499756 | 0.985465
| | 01/29/1887 | 266.328049 | 0.99052372 | 0.09614776 | 267.044466 | 148.983924 | 10.681221 | 0.89528708 | 0.985821
| | 02/07/1916 | 66.357181 | 0.99142124 | 0.09642137 | 267.575905 | 148.844600 | 10.683020 | 0.89582705 | 0.987161
| | 02/14/1945 | 321.955181 | 1.00736017 | 0.11246450 | 273.945206 | 148.402054 | 10.204489 | 0.89406791 | 1.011062
| | 02/22/1974 | 217.940681 | 1.00728808 | 0.11247169 | 274.122970 | 148.294902 | 10.207802 | 0.89399669 | 1.010953
| | 03/02/2003 | 110.234820 | 1.00531250 | 0.11243005 | 275.063610 | 148.122450 | 10.220888 | 0.89228517 | 1.007981
| | 03/09/2032 | 140.890684 | 0.91049646 | 0.08915788 | 195.702849 | 146.857736 | 11.611757 | 0.82931852 | 0.868796
| | 03/17/2061 | 262.027573 | 0.91266226 | 0.08684703 | 196.780412 | 146.472678 | 11.628202 | 0.83340026 | 0.871898
| | 03/25/2090 | 327.811550 | 0.92697844 | 0.07072596 | 200.385849 | 146.093125 | 11.698063 | 0.86141700 | 0.892493
| | 04/03/2119 | 159.056651 | 0.92557894 | 0.07220882 | 200.088715 | 145.829168 | 11.697553 | 0.85874398 | 0.890473
| | 04/10/2148 | 354.061814 | 0.92609639 | 0.07168348 | 200.495405 | 145.540208 | 11.701613 | 0.85971057 | 0.891220
| | 04/18/2177 | 176.607260 | 0.92524724 | 0.07280144 | 200.684430 | 145.153246 | 11.701383 | 0.85788790 | 0.889994
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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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