Asteroid General Data

2009 RB₄ (274855)

General information

Preliminary designation	2009 RB₄
Number	274855
Group	Amor
Absolute magnitude	18.54
Approximate diameter (m)	520
Approximate mass (kg)	2.58·10¹¹
Number of observations	528
Arc length (days)	12568

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	110.883396
a – orbit major semiaxis (astronomical units)	1.63866200
e – orbit eccentricity	0.30091800
ω – orbit ascending node-perihelion angle (degrees)	75.203727
Ω – longitude of orbit ascending node (degrees)	182.099243
i – orbit inclination to the ecliptic plane (degrees)	9.536177

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	31.798835	1.63868130	0.30035799	72.587543	183.747249	9.539730	1.14649029	2.097695
01/21/1858	331.280591	1.63888563	0.30075690	72.928261	183.527322	9.538858	1.14597947	2.098087
01/29/1887	270.957839	1.63856375	0.30049570	73.389998	183.251223	9.538286	1.14618238	2.097469
02/07/1916	211.280405	1.63851770	0.30060347	73.684493	183.041378	9.539137	1.14597360	2.097381
02/14/1945	150.993059	1.63880062	0.30066691	74.106946	182.786058	9.537782	1.14606751	2.097924
02/22/1974	90.337593	1.63869301	0.30074513	74.498956	182.538993	9.537503	1.14586407	2.097718
03/02/2003	30.381661	1.63866127	0.30068637	74.920558	182.284142	9.536732	1.14593815	2.097657
03/09/2032	330.505743	1.63868303	0.30087304	75.238465	182.074863	9.536474	1.14564748	2.097698
03/17/2061	269.893206	1.63893145	0.30101747	75.683694	181.793242	9.534636	1.14558446	2.098175
03/25/2090	209.522670	1.63880210	0.30103839	75.995030	181.580235	9.535563	1.14545976	2.097927
04/03/2119	149.845296	1.63885127	0.30086408	76.328245	181.355602	9.536103	1.14577980	2.098021
04/10/2148	89.592951	1.63893498	0.30116649	76.711249	181.099470	9.536863	1.14534269	2.098182
04/18/2177	28.967638	1.63888987	0.30104244	77.073759	180.864387	9.537648	1.14551447	2.098096

Detailed table...

3D animation...

Calculation on the date...

Return to search