Asteroid General Data

2021 LH₄

General information

Preliminary designation	2021 LH₄
Group	Apollo
Absolute magnitude	24.55
Approximate diameter (m)	33
Approximate mass (kg)	6.40·10⁷
Number of observations	22
Arc length (days)	3

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	109.138563
a – orbit major semiaxis (astronomical units)	1.76290200
e – orbit eccentricity	0.43038000
ω – orbit ascending node-perihelion angle (degrees)	261.797796
Ω – longitude of orbit ascending node (degrees)	306.443938
i – orbit inclination to the ecliptic plane (degrees)	1.151688

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	223.521811	1.76463809	0.42841726	248.678019	318.022089	1.219665	1.00863668	2.344143
01/21/1858	3.778107	1.76447245	0.42977013	253.590113	313.512470	1.191697	1.00615490	2.343813
01/29/1887	140.572259	1.76454859	0.43043636	254.322103	312.842087	1.186175	1.00502271	2.343965
02/07/1916	281.423282	1.75963654	0.43021047	255.247003	312.042165	1.172372	1.00262247	2.334184
02/14/1945	90.385072	1.75482566	0.42730904	257.030153	310.466328	1.159667	1.00497279	2.324618
02/22/1974	264.545328	1.75475214	0.42672400	258.053294	309.638692	1.155232	1.00595729	2.324472
03/02/2003	77.429559	1.75567286	0.42771044	259.417560	308.560513	1.147676	1.00475325	2.326302
03/09/2032	231.065345	1.76340183	0.43054261	261.933417	306.341464	1.151492	1.00418220	2.341680
03/17/2061	10.944377	1.76422908	0.43030846	262.788971	305.546663	1.148647	1.00506638	2.343328
03/25/2090	149.146003	1.76362249	0.42948869	263.613876	304.840520	1.144134	1.00616658	2.342120
04/03/2119	307.861953	1.75391664	0.42580974	269.604004	299.432556	1.119990	1.00708185	2.322812
04/10/2148	126.958829	1.75316046	0.42643318	270.618532	298.576180	1.117272	1.00555467	2.321310
04/18/2177	305.823527	1.75704186	0.42876369	273.235759	296.169107	1.128045	1.00368611	2.329023

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