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Asteroid General Data
General information
| Preliminary designation | 2021 GC13
| | Group | Apollo
| | Absolute magnitude | 29.11
| | Approximate diameter (m) | 4
| | Approximate mass (kg) | 1.17·105
| | Number of observations | 20
| | Arc length (days) | 11
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Approaches
Date | Object | r, AU | r, km
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| 04/13/2144 05:16:48 PM | Earth | 0.000994 | 148 716
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Details...
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Orbit initial data
| Date of initial data | 03/31/2024
| | M – mean anomaly (degrees) | 246.972074
| | a – orbit major semiaxis (astronomical units) | 1.48413808
| | e – orbit eccentricity | 0.35837427
| | ω – orbit ascending node-perihelion angle (degrees) | 142.171180
| | Ω – longitude of orbit ascending node (degrees) | 24.341880
| | i – orbit inclination to the ecliptic plane (degrees) | 3.368310
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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 | 245.155192 | 1.48380927 | 0.36015029 | 136.313893 | 28.785900 | 2.613524 | 0.94941493 | 1.807456
| | 01/21/1858 | 263.664734 | 1.48397498 | 0.36015537 | 136.599002 | 28.640950 | 2.610945 | 0.94951342 | 1.807759
| | 01/29/1887 | 288.948186 | 1.48511146 | 0.36053193 | 137.645050 | 27.732233 | 2.628087 | 0.94968136 | 1.809836
| | 02/07/1916 | 303.311639 | 1.48344928 | 0.36003992 | 138.521460 | 27.054093 | 2.629423 | 0.94934831 | 1.806798
| | 02/14/1945 | 22.546932 | 1.47333838 | 0.35647052 | 138.477753 | 26.505009 | 2.768497 | 0.94813668 | 1.788358
| | 02/22/1974 | 106.103497 | 1.47309614 | 0.35626994 | 139.199479 | 25.791297 | 2.772068 | 0.94827627 | 1.787917
| | 03/02/2003 | 271.446287 | 1.45799611 | 0.35082670 | 139.002894 | 25.183304 | 3.037152 | 0.94649214 | 1.760496
| | 03/09/2032 | 27.772987 | 1.48443531 | 0.35836845 | 142.203393 | 24.312379 | 3.366987 | 0.95246053 | 1.808600
| | 03/17/2061 | 45.391546 | 1.48359589 | 0.35803494 | 142.792298 | 23.790897 | 3.376223 | 0.95241673 | 1.807066
| | 03/25/2090 | 57.024808 | 1.48551443 | 0.35869360 | 143.183040 | 23.624998 | 3.370973 | 0.95266991 | 1.810573
| | 04/03/2119 | 67.914149 | 1.48551865 | 0.35862461 | 143.559519 | 23.264009 | 3.379332 | 0.95277510 | 1.810580
| | 04/10/2148 | 168.106558 | 1.39945306 | 0.32778956 | 138.357174 | 22.692954 | 4.100426 | 0.94072696 | 1.655534
| | 04/18/2177 | 5.585506 | 1.39835650 | 0.32748780 | 138.908469 | 22.250240 | 4.102173 | 0.94041181 | 1.653589
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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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