Asteroid General Data

2011 BY₁₁

General information

Preliminary designation	2011 BY₁₁
Group	Apollo
Absolute magnitude	25.46
Approximate diameter (m)	21
Approximate mass (kg)	1.82·10⁷
Number of observations	16
Arc length (days)	3

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	201.818355
a – orbit major semiaxis (astronomical units)	1.38036400
e – orbit eccentricity	0.33621300
ω – orbit ascending node-perihelion angle (degrees)	56.160080
Ω – longitude of orbit ascending node (degrees)	126.368178
i – orbit inclination to the ecliptic plane (degrees)	17.701015

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	260.518037	1.38053256	0.33479428	54.416007	127.544990	17.789408	0.91833815	1.622074
01/21/1858	220.007923	1.38113258	0.33540823	54.665161	127.364605	17.765406	0.91788936	1.623131
01/29/1887	180.018738	1.38058162	0.33531480	54.927108	127.204393	17.762110	0.91765217	1.622160
02/07/1916	140.175303	1.38088259	0.33562371	55.119689	127.043621	17.754557	0.91742565	1.622691
02/14/1945	96.990450	1.38069175	0.33586947	55.416095	126.857058	17.733143	0.91695954	1.622354
02/22/1974	57.970778	1.38051721	0.33583144	55.648808	126.696384	17.729168	0.91689612	1.622047
03/02/2003	17.921797	1.38100119	0.33616498	55.873259	126.511500	17.716846	0.91675695	1.622900
03/09/2032	337.300119	1.38040599	0.33612073	56.173286	126.347413	17.700385	0.91642293	1.621851
03/17/2061	298.317042	1.38074833	0.33641018	56.428111	126.162583	17.692182	0.91625053	1.622454
03/25/2090	256.557827	1.38111806	0.33681583	56.661741	125.994402	17.671342	0.91593563	1.623106
04/03/2119	216.078653	1.38062464	0.33685633	56.963533	125.820416	17.663924	0.91555249	1.622236
04/10/2148	176.182484	1.38088149	0.33705738	57.159510	125.654901	17.658489	0.91544520	1.622689
04/18/2177	133.286158	1.38071987	0.33743118	57.425406	125.483563	17.638111	0.91482194	1.622404

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