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Asteroid General Data
General information
| Preliminary designation | 2018 PD20
| | Group | Apollo
| | Absolute magnitude | 27.41
| | Approximate diameter (m) | 9
| | Approximate mass (kg) | 1.23·106
| | Number of observations | 34
| | Arc length (days) | 3
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Approaches
Date | Object | r, AU | r, km
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| 08/10/2018 02:38:24 PM | Earth | 0.000225 | 33 614
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Details...
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Orbit initial data
| Date of initial data | 06/09/2026
| | M – mean anomaly (degrees) | 89.875869
| | a – orbit major semiaxis (astronomical units) | 1.06982019
| | e – orbit eccentricity | 0.32026153
| | ω – orbit ascending node-perihelion angle (degrees) | 260.587711
| | Ω – longitude of orbit ascending node (degrees) | 317.573898
| | i – orbit inclination to the ecliptic plane (degrees) | 9.516039
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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 | 53.491739 | 1.23446787 | 0.34029307 | 281.148984 | 319.319047 | 9.534777 | 0.81438701 | 1.371577
| | 01/21/1858 | 117.095372 | 1.23349025 | 0.34009082 | 281.399689 | 319.075185 | 9.530950 | 0.81399154 | 1.369948
| | 01/29/1887 | 182.510895 | 1.23327091 | 0.33999708 | 281.703541 | 318.809448 | 9.528070 | 0.81396240 | 1.369583
| | 02/07/1916 | 244.233601 | 1.23409000 | 0.34022523 | 282.062317 | 318.569884 | 9.521585 | 0.81422144 | 1.370948
| | 02/14/1945 | 304.123288 | 1.23447281 | 0.34031759 | 282.344477 | 318.336110 | 9.521445 | 0.81436000 | 1.371586
| | 02/22/1974 | 320.862561 | 1.23979968 | 0.34141800 | 283.138653 | 318.075488 | 9.504917 | 0.81650976 | 1.380473
| | 03/02/2003 | 331.302602 | 1.23947468 | 0.34135437 | 283.462569 | 317.783998 | 9.498903 | 0.81637458 | 1.379930
| | 03/09/2032 | 159.767294 | 1.07010012 | 0.32041565 | 260.600200 | 317.512989 | 9.516163 | 0.72722329 | 1.106974
| | 03/17/2061 | 238.403843 | 1.06991610 | 0.32073772 | 260.847770 | 317.155278 | 9.520724 | 0.72675365 | 1.106688
| | 03/25/2090 | 324.220079 | 1.06855502 | 0.32020572 | 261.252522 | 316.861588 | 9.520433 | 0.72639759 | 1.104577
| | 04/03/2119 | 60.732349 | 1.06901809 | 0.32045387 | 261.500143 | 316.663519 | 9.516234 | 0.72644710 | 1.105295
| | 04/10/2148 | 148.696589 | 1.06906852 | 0.32043329 | 261.814968 | 316.349952 | 9.513658 | 0.72650337 | 1.105373
| | 04/18/2177 | 247.323812 | 1.06918958 | 0.32037032 | 262.196572 | 316.128407 | 9.512204 | 0.72665297 | 1.105561
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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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