Asteroid General Data

2011 UG₂₅₆ (856574)

General information

Preliminary designation	2011 UG₂₅₆
Number	856574
Group	Amor
Absolute magnitude	20.29
Approximate diameter (m)	230
Approximate mass (kg)	2.30·10¹⁰
Number of observations	183
Arc length (days)	4062

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	172.375173
a – orbit major semiaxis (astronomical units)	1.95996500
e – orbit eccentricity	0.35074600
ω – orbit ascending node-perihelion angle (degrees)	132.830984
Ω – longitude of orbit ascending node (degrees)	222.633427
i – orbit inclination to the ecliptic plane (degrees)	26.199186

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	160.931482	1.95961505	0.35489764	130.909325	224.227985	25.984785	1.26415229	2.743196
01/21/1858	8.190790	1.96010099	0.35411091	131.178660	224.012141	26.007549	1.26600785	2.744216
01/29/1887	215.154034	1.96067174	0.35344936	131.430292	223.757529	26.040498	1.26767357	2.745415
02/07/1916	62.209236	1.95966624	0.35308110	131.714697	223.532366	26.076939	1.26774512	2.743303
02/14/1945	269.581069	1.95960543	0.35250719	132.070981	223.273649	26.116896	1.26883042	2.743175
02/22/1974	116.938621	1.96030988	0.35156528	132.290715	223.068722	26.139048	1.27113299	2.744655
03/02/2003	323.909203	1.96013581	0.35111870	132.507764	222.853311	26.164644	1.27189548	2.744289
03/09/2032	170.819723	1.95992559	0.35024181	132.861527	222.606407	26.205017	1.27347769	2.743848
03/17/2061	18.199141	1.95988659	0.34947946	133.140847	222.393602	26.238996	1.27494648	2.743766
03/25/2090	225.648562	1.95987669	0.34918541	133.443929	222.144445	26.280946	1.27551635	2.743745
04/03/2119	72.639849	1.95994330	0.34852098	133.731817	221.931590	26.306109	1.27686194	2.743885
04/10/2148	279.687601	1.96028543	0.34743381	134.041474	221.687175	26.342840	1.27921600	2.744603
04/18/2177	127.250325	1.95985843	0.34720790	134.272937	221.473622	26.370139	1.27938010	2.743707

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