Asteroid General Data

2009 BG₈₁

General information

Preliminary designation	2009 BG₈₁
Group	Apollo
Absolute magnitude	27.87
Approximate diameter (m)	7
Approximate mass (kg)	6.51·10⁵
Number of observations	22
Arc length (days)	2

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	110.343306
a – orbit major semiaxis (astronomical units)	1.79519300
e – orbit eccentricity	0.45968100
ω – orbit ascending node-perihelion angle (degrees)	29.484685
Ω – longitude of orbit ascending node (degrees)	128.171012
i – orbit inclination to the ecliptic plane (degrees)	3.057842

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	258.477300	1.80776492	0.46168046	25.272214	130.748431	3.309086	0.97315519	2.430600
01/21/1858	232.744238	1.80893932	0.46332172	25.803189	130.263754	3.288692	0.97081844	2.432969
01/29/1887	206.038781	1.80893585	0.46367373	26.195473	130.133089	3.289460	0.97017981	2.432962
02/07/1916	193.269398	1.80113665	0.46030328	26.855831	129.901385	3.277407	0.97206754	2.417245
02/14/1945	195.162909	1.80116133	0.45994997	27.618185	129.319288	3.151433	0.97271724	2.417294
02/22/1974	194.533234	1.80333126	0.46166084	27.999998	128.929990	3.120069	0.97080384	2.421664
03/02/2003	190.901989	1.80278953	0.46242285	28.413008	128.787233	3.119999	0.96913846	2.420573
03/09/2032	209.926852	1.79482735	0.45988825	29.494047	128.156319	3.058493	0.96940735	2.404555
03/17/2061	227.153359	1.79727617	0.45857244	29.922261	127.913586	3.054636	0.97309485	2.409477
03/25/2090	255.292308	1.78719619	0.45546881	30.463973	127.681102	3.044617	0.97318407	2.389235
04/03/2119	308.541638	1.78777431	0.45620219	30.678917	127.510418	3.046865	0.97218776	2.390395
04/10/2148	353.995820	1.78874228	0.45777197	31.327973	126.914539	2.962887	0.96990619	2.392337
04/18/2177	42.478155	1.78779073	0.45941056	31.684675	126.805894	2.965250	0.96646080	2.390428

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