Asteroid General Data

2021 LU

General information

Preliminary designation	2021 LU
Group	Apollo
Absolute magnitude	23.58
Approximate diameter (m)	51
Approximate mass (kg)	2.44·10⁸
Number of observations	18
Arc length (days)	24

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	214.913624
a – orbit major semiaxis (astronomical units)	1.33010700
e – orbit eccentricity	0.57059600
ω – orbit ascending node-perihelion angle (degrees)	39.735168
Ω – longitude of orbit ascending node (degrees)	87.989278
i – orbit inclination to the ecliptic plane (degrees)	9.027524

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	354.880462	1.33406964	0.57232000	37.787924	89.474843	9.122183	0.57055490	1.540878
01/21/1858	296.367426	1.33361969	0.57228122	38.073706	89.262621	9.106811	0.57041418	1.540099
01/29/1887	244.926343	1.33222158	0.57196034	38.373971	89.032927	9.100180	0.57024368	1.537678
02/07/1916	204.642080	1.33101831	0.57182195	38.686380	88.805243	9.088432	0.56991282	1.535595
02/14/1945	169.097772	1.33074821	0.57177133	38.924131	88.615527	9.077955	0.56986453	1.535127
02/22/1974	134.590560	1.33088452	0.57198521	39.195676	88.400516	9.067596	0.56963826	1.535363
03/02/2003	97.653793	1.33154888	0.57201149	39.482643	88.175285	9.055829	0.56988763	1.536513
03/09/2032	52.064620	1.33294139	0.57233429	39.769808	87.941940	9.048418	0.57005332	1.538924
03/17/2061	357.270729	1.33370510	0.57246230	40.073615	87.704503	9.034324	0.57020921	1.540247
03/25/2090	297.800637	1.33399263	0.57242696	40.350296	87.493704	9.024285	0.57037928	1.540745
04/03/2119	239.021302	1.33384368	0.57242656	40.649448	87.256452	9.011342	0.57031613	1.540487
04/10/2148	183.074339	1.33285662	0.57220169	40.934134	87.047736	9.000769	0.57019381	1.538777
04/18/2177	137.569888	1.33133350	0.57192551	41.257074	86.803483	8.987748	0.56990991	1.536140

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