Asteroid General Data

2021 BW₁

General information

Preliminary designation	2021 BW₁
Group	Aten
Absolute magnitude	26.44
Approximate diameter (m)	14
Approximate mass (kg)	4.70·10⁶
Number of observations	48
Arc length (days)	1882

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	88.566436
a – orbit major semiaxis (astronomical units)	0.88429800
e – orbit eccentricity	0.18720500
ω – orbit ascending node-perihelion angle (degrees)	219.027341
Ω – longitude of orbit ascending node (degrees)	98.712868
i – orbit inclination to the ecliptic plane (degrees)	0.910046

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	65.770860	0.88622287	0.18405630	229.265273	93.990217	1.141860	0.72310797	0.834286
01/21/1858	186.078520	0.89592677	0.18190374	231.091610	93.722398	1.125326	0.73295434	0.848026
01/29/1887	242.537610	0.89879508	0.18046554	232.338347	92.827582	1.121341	0.73659354	0.852102
02/07/1916	269.039362	0.89733559	0.18008957	232.913236	92.401988	1.126657	0.73573481	0.850027
02/14/1945	174.900532	0.88074367	0.18886929	225.369142	94.017893	0.742000	0.71439824	0.826561
02/22/1974	210.316213	0.88016083	0.18970629	223.492757	94.612942	0.796175	0.71318878	0.825741
03/02/2003	286.102312	0.87945385	0.18921473	219.524980	98.096736	0.885223	0.71304823	0.824746
03/09/2032	299.607575	0.88247103	0.18860410	223.002771	95.163621	0.904397	0.71603338	0.828994
03/17/2061	305.099566	0.88281269	0.18753760	223.306459	94.382507	0.907462	0.71725212	0.829475
03/25/2090	287.257506	0.88398474	0.18888531	220.131503	97.718474	0.934788	0.71701301	0.831128
04/03/2119	198.841081	0.88690358	0.18699419	219.540062	99.317888	0.996528	0.72105776	0.835248
04/10/2148	124.859060	0.88425697	0.18875411	217.943695	101.152866	1.102346	0.71734983	0.831512
04/18/2177	91.211101	0.88464180	0.18933971	216.309747	102.720019	1.155946	0.71714398	0.832055

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