Asteroid General Data

2021 LD

General information

Preliminary designation	2021 LD
Group	Apollo
Absolute magnitude	22.95
Approximate diameter (m)	68
Approximate mass (kg)	5.83·10⁸
Number of observations	39
Arc length (days)	46

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	165.076747
a – orbit major semiaxis (astronomical units)	2.30628700
e – orbit eccentricity	0.63399400
ω – orbit ascending node-perihelion angle (degrees)	183.170364
Ω – longitude of orbit ascending node (degrees)	145.071038
i – orbit inclination to the ecliptic plane (degrees)	6.120543

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	288.425442	2.29532995	0.63384750	179.505238	147.097922	5.937580	0.84044081	3.477509
01/21/1858	47.368069	2.29598776	0.63484013	180.091257	146.760835	5.969738	0.83840258	3.479004
01/29/1887	167.743542	2.29538970	0.63426593	180.620217	146.516996	6.001538	0.83950222	3.477645
02/07/1916	286.065511	2.29679767	0.63499648	181.090154	146.288391	6.031567	0.83833923	3.480845
02/14/1945	42.045402	2.29936921	0.63533677	181.682282	146.032762	6.063654	0.83849539	3.486693
02/22/1974	151.251719	2.30189261	0.63599315	182.296970	145.620695	6.076966	0.83790467	3.492434
03/02/2003	260.293760	2.30149209	0.63524024	182.818401	145.346269	6.100455	0.83949171	3.491522
03/09/2032	9.198426	2.30141149	0.63613341	183.304954	145.054348	6.135563	0.83740675	3.491339
03/17/2061	118.730871	2.30343732	0.63350112	183.933992	144.721993	6.148271	0.84420721	3.495950
03/25/2090	230.996202	2.29773289	0.63574160	184.417202	144.518302	6.186754	0.83696851	3.482972
04/03/2119	347.395527	2.30103046	0.63266494	184.947407	144.308805	6.183904	0.84524916	3.490472
04/10/2148	103.591293	2.29574206	0.63534084	185.421956	144.066089	6.224170	0.83716338	3.478446
04/18/2177	222.620043	2.30006282	0.63331902	185.986363	143.813776	6.221564	0.84338929	3.488271

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