Asteroid General Data

2021 LD₂

General information

Preliminary designation	2021 LD₂
Group	Aten
Absolute magnitude	21.91
Approximate diameter (m)	110
Approximate mass (kg)	2.45·10⁹
Number of observations	44
Arc length (days)	2200

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	251.839174
a – orbit major semiaxis (astronomical units)	0.82470400
e – orbit eccentricity	0.63819600
ω – orbit ascending node-perihelion angle (degrees)	345.048366
Ω – longitude of orbit ascending node (degrees)	84.078004
i – orbit inclination to the ecliptic plane (degrees)	12.835256

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	204.755250	0.82432176	0.63858121	343.969923	85.221100	12.850010	0.29792537	0.748421
01/21/1858	128.687507	0.82411738	0.63856082	344.089432	85.077942	12.861504	0.29786831	0.748142
01/29/1887	52.645820	0.82426961	0.63842524	344.186446	84.958874	12.865613	0.29803509	0.748350
02/07/1916	326.635845	0.82477820	0.63828676	344.377772	84.743459	12.828263	0.29833320	0.749042
02/14/1945	240.973559	0.82433469	0.63843951	344.695043	84.486915	12.829797	0.29804685	0.748438
02/22/1974	163.970058	0.82410308	0.63846524	344.836535	84.336078	12.844830	0.29794190	0.748123
03/02/2003	88.650335	0.82424368	0.63843048	344.934725	84.214960	12.848830	0.29802139	0.748314
03/09/2032	3.761378	0.82471471	0.63826430	345.102242	84.021990	12.825168	0.29832876	0.748956
03/17/2061	276.629131	0.82439878	0.63848016	345.439612	83.744029	12.811973	0.29803651	0.748526
03/25/2090	199.091599	0.82410613	0.63854454	345.579704	83.583544	12.828144	0.29787766	0.748127
04/03/2119	124.164001	0.82418266	0.63846710	345.678481	83.467743	12.833537	0.29796915	0.748231
04/10/2148	41.542738	0.82471452	0.63828930	345.808242	83.299077	12.812791	0.29830807	0.748956
04/18/2177	312.790291	0.82439424	0.63838131	346.170802	83.003678	12.792702	0.29811636	0.748519

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