Asteroid General Data

2003 AL₁₈ (334673)

General information

Preliminary designation	2003 AL₁₈
Number	334673
Group	Apollo
Absolute magnitude	17.98
Approximate diameter (m)	670
Approximate mass (kg)	5.60·10¹¹
Number of observations	646
Arc length (days)	8287

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	262.932676
a – orbit major semiaxis (astronomical units)	1.68436300
e – orbit eccentricity	0.41670400
ω – orbit ascending node-perihelion angle (degrees)	246.710890
Ω – longitude of orbit ascending node (degrees)	312.876786
i – orbit inclination to the ecliptic plane (degrees)	15.723282

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	116.300275	1.68436300	0.41545921	243.934444	315.110767	15.882131	0.98457888	2.186020
01/21/1858	214.477394	1.68481696	0.41552968	244.346546	314.775287	15.851596	0.98472551	2.186904
01/29/1887	312.443122	1.68432914	0.41586436	244.749707	314.457373	15.832436	0.98387668	2.185954
02/07/1916	50.888545	1.68408564	0.41617064	245.085501	314.165778	15.812277	0.98321864	2.185480
02/14/1945	149.389255	1.68447310	0.41608920	245.554971	313.802571	15.787349	0.98358203	2.186234
02/22/1974	247.980332	1.68436296	0.41650303	245.901264	313.504987	15.767179	0.98282069	2.186020
03/02/2003	345.869930	1.68481709	0.41650720	246.384927	313.134540	15.740220	0.98307864	2.186904
03/09/2032	84.338578	1.68466533	0.41669248	246.772487	312.833458	15.722132	0.98267795	2.186609
03/17/2061	183.080740	1.68425953	0.41686780	247.254583	312.465001	15.695067	0.98214597	2.185819
03/25/2090	281.472991	1.68472249	0.41696743	247.610952	312.162870	15.676609	0.98224809	2.186720
04/03/2119	19.546271	1.68451896	0.41739171	248.117294	311.787566	15.649042	0.98141471	2.186324
04/10/2148	117.935956	1.68443055	0.41746839	248.442168	311.491377	15.632029	0.98123405	2.186152
04/18/2177	216.390129	1.68450010	0.41768496	248.900013	311.138585	15.605758	0.98090974	2.186287

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