Asteroid General Data

2009 BF₈₁

General information

Preliminary designation	2009 BF₈₁
Group	Apollo
Absolute magnitude	25.18
Approximate diameter (m)	24
Approximate mass (kg)	2.68·10⁷
Number of observations	43
Arc length (days)	20

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	1.388233
a – orbit major semiaxis (astronomical units)	2.05598700
e – orbit eccentricity	0.55060100
ω – orbit ascending node-perihelion angle (degrees)	328.684690
Ω – longitude of orbit ascending node (degrees)	120.458413
i – orbit inclination to the ecliptic plane (degrees)	8.587576

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	332.655075	2.04905802	0.55552017	322.665399	123.579786	8.179972	0.91076495	2.933135
01/21/1858	287.040632	2.05269498	0.55101649	323.245115	123.228857	8.212192	0.92162619	2.940947
01/29/1887	234.532098	2.05467566	0.54815795	323.842663	122.914738	8.248517	0.92838886	2.945205
02/07/1916	176.370406	2.05614157	0.54515549	324.937282	122.381770	8.321232	0.93522471	2.948357
02/14/1945	117.891520	2.05581324	0.54448822	325.783887	121.978137	8.381134	0.93644714	2.947651
02/22/1974	59.658250	2.05514385	0.54515313	327.054674	121.351050	8.475881	0.93477574	2.946212
03/02/2003	6.984562	2.05295322	0.54713757	327.871412	120.912374	8.542505	0.92970539	2.941502
03/09/2032	309.656718	2.05486534	0.55182443	328.968603	120.299949	8.614152	0.92094044	2.945613
03/17/2061	258.090560	2.05281935	0.55459330	329.491200	119.920159	8.666589	0.91433950	2.941215
03/25/2090	215.836602	2.04921367	0.55736957	329.976596	119.477940	8.722417	0.90704433	2.933469
04/03/2119	177.398010	2.04988991	0.55845637	330.202734	119.152864	8.714125	0.90511584	2.934921
04/10/2148	136.854090	2.05016403	0.55825512	330.385808	118.920706	8.728755	0.90564947	2.935510
04/18/2177	92.416042	2.05329148	0.55542426	330.564723	118.686791	8.735472	0.91284357	2.942229

Detailed table...

3D animation...

Calculation on the date...

Return to search