Asteroid General Data

2009 UW₂

General information

Preliminary designation	2009 UW₂
Group	Amor
Absolute magnitude	20.06
Approximate diameter (m)	260
Approximate mass (kg)	3.16·10¹⁰
Number of observations	69
Arc length (days)	1600

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	110.657333
a – orbit major semiaxis (astronomical units)	2.47993300
e – orbit eccentricity	0.57054500
ω – orbit ascending node-perihelion angle (degrees)	225.524309
Ω – longitude of orbit ascending node (degrees)	190.879916
i – orbit inclination to the ecliptic plane (degrees)	12.613647

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	274.130207	2.51459043	0.54220026	222.216160	193.764910	12.840729	1.15117884	3.987507
01/21/1858	20.879410	2.50188533	0.55207841	223.018326	193.320203	12.807928	1.12064846	3.957325
01/29/1887	148.855441	2.49164329	0.56172265	223.941685	192.796239	12.756296	1.09203082	3.933050
02/07/1916	299.743782	2.47453171	0.57202709	224.626767	192.360212	12.729544	1.05903254	3.892603
02/14/1945	107.721694	2.46970383	0.57683892	224.755191	192.151112	12.737589	1.04508254	3.881217
02/22/1974	283.981669	2.46775165	0.57833554	224.668714	191.964609	12.734013	1.04056316	3.876616
03/02/2003	96.274551	2.47119085	0.57571793	224.917730	191.543303	12.698891	1.04848198	3.884723
03/09/2032	254.769295	2.48682404	0.56733905	225.863794	190.578108	12.549601	1.07595166	3.921644
03/17/2061	31.466201	2.49617696	0.55969932	227.397206	189.284316	12.398083	1.09906842	3.943789
03/25/2090	147.806258	2.51109883	0.55015850	229.058032	187.962968	12.212957	1.12959646	3.979205
04/03/2119	242.515242	2.52413313	0.54064064	230.542510	186.548199	12.072922	1.15948417	4.010227
04/10/2148	322.363163	2.53041716	0.53589055	230.929808	185.954224	12.030608	1.17439051	4.025212
04/18/2177	34.567537	2.53375221	0.53395869	230.898084	185.617491	12.017508	1.18083320	4.033173

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