Asteroid General Data

2021 BR₂

General information

Preliminary designation	2021 BR₂
Group	Apollo
Absolute magnitude	30.83
Approximate diameter (m)	2
Approximate mass (kg)	1.09·10⁴
Number of observations	18
Arc length (days)	4

Approaches

Date	Object	r, AU	r, km
01/16/2021 02:24:00 AM	Earth	0.000492	73 648

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	231.577919
a – orbit major semiaxis (astronomical units)	1.16299791
e – orbit eccentricity	0.27261154
ω – orbit ascending node-perihelion angle (degrees)	109.992634
Ω – longitude of orbit ascending node (degrees)	296.097273
i – orbit inclination to the ecliptic plane (degrees)	1.646582

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	335.707051	1.25844532	0.30419465	111.347504	306.743736	0.796774	0.87563299	1.411732
01/21/1858	182.347521	1.25758561	0.30373725	112.206500	306.059396	0.793126	0.87561001	1.410285
01/29/1887	2.659422	1.26926924	0.30757081	114.481124	304.704554	0.826354	0.87887907	1.429984
02/07/1916	99.208852	1.26933894	0.30767828	115.539966	304.011178	0.816932	0.87879092	1.430102
02/14/1945	190.336220	1.27290090	0.30872851	119.732259	299.588180	0.779767	0.87992010	1.436126
02/22/1974	279.005388	1.27061613	0.30787829	121.344593	298.138505	0.767829	0.87942101	1.432261
03/02/2003	296.935556	1.28589294	0.31301627	123.455822	297.568507	0.777646	0.88338753	1.458169
03/09/2032	3.048614	1.16333524	0.27271936	110.119086	296.038976	1.646528	0.84607120	1.254752
03/17/2061	48.537659	1.16301541	0.27264736	110.565528	295.725893	1.645578	0.84592233	1.254235
03/25/2090	101.502785	1.16274654	0.27266692	112.433902	293.503371	1.577927	0.84570402	1.253800
04/03/2119	320.542295	1.14067345	0.26659982	109.451064	292.932305	1.467761	0.83657011	1.218267
04/10/2148	260.498635	1.13959964	0.26644972	110.217630	292.289747	1.461182	0.83595364	1.216547
04/18/2177	206.860512	1.13975012	0.26628159	110.549038	291.938865	1.459826	0.83625565	1.216788

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