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Asteroid General Data
General information
| Preliminary designation | 2021 LC
| | Group | Apollo
| | Absolute magnitude | 26.03
| | Approximate diameter (m) | 17
| | Approximate mass (kg) | 8.28·106
| | Number of observations | 53
| | Arc length (days) | 27
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Approaches
Date | Object | r, AU | r, km
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| 05/25/1937 05:28:19 PM | Moon | 0.000908 | 135 867
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Details...
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Orbit initial data
| Date of initial data | 06/09/2026
| | M – mean anomaly (degrees) | 54.903922
| | a – orbit major semiaxis (astronomical units) | 1.14967721
| | e – orbit eccentricity | 0.13174260
| | ω – orbit ascending node-perihelion angle (degrees) | 329.006723
| | Ω – longitude of orbit ascending node (degrees) | 243.126538
| | i – orbit inclination to the ecliptic plane (degrees) | 5.627271
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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 | 115.909285 | 1.15301663 | 0.14093585 | 319.651409 | 247.795896 | 4.993806 | 0.99051526 | 1.238095
| | 01/21/1858 | 260.887593 | 1.15419673 | 0.14145369 | 320.556948 | 247.310425 | 4.993434 | 0.99093135 | 1.239996
| | 01/29/1887 | 49.173274 | 1.15321596 | 0.14085030 | 321.131222 | 246.722820 | 5.008442 | 0.99078514 | 1.238416
| | 02/07/1916 | 255.098541 | 1.14564833 | 0.13592909 | 320.213171 | 245.921691 | 5.152362 | 0.98992140 | 1.226246
| | 02/14/1945 | 98.159667 | 1.15627290 | 0.13684450 | 328.280145 | 244.749502 | 5.473818 | 0.99804331 | 1.243344
| | 02/22/1974 | 225.986570 | 1.15605435 | 0.13677929 | 328.368026 | 244.579290 | 5.475980 | 0.99793006 | 1.242991
| | 03/02/2003 | 67.337865 | 1.14591519 | 0.12952104 | 327.471036 | 243.758729 | 5.647255 | 0.99749507 | 1.226674
| | 03/09/2032 | 294.187173 | 1.14962341 | 0.13171161 | 328.953326 | 243.095703 | 5.628192 | 0.99820466 | 1.232634
| | 03/17/2061 | 130.309401 | 1.14771137 | 0.13061501 | 329.333786 | 242.548810 | 5.651794 | 0.99780304 | 1.229560
| | 03/25/2090 | 350.605788 | 1.14736226 | 0.13044264 | 329.632734 | 242.271193 | 5.655383 | 0.99769730 | 1.228999
| | 04/03/2119 | 188.933857 | 1.15084802 | 0.13254797 | 330.496798 | 241.882501 | 5.637783 | 0.99830545 | 1.234604
| | 04/10/2148 | 44.954395 | 1.14575783 | 0.12921015 | 330.564040 | 241.012368 | 5.699583 | 0.99771429 | 1.226422
| | 04/18/2177 | 283.971425 | 1.14826464 | 0.13084495 | 331.695408 | 240.443846 | 5.686771 | 0.99802001 | 1.230449
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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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