Asteroid General Data

2011 YD₄₀

General information

Preliminary designation	2011 YD₄₀
Group	Amor
Absolute magnitude	20.82
Approximate diameter (m)	180
Approximate mass (kg)	1.11·10¹⁰
Number of observations	51
Arc length (days)	5507

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	289.172070
a – orbit major semiaxis (astronomical units)	1.85914200
e – orbit eccentricity	0.30854300
ω – orbit ascending node-perihelion angle (degrees)	105.520760
Ω – longitude of orbit ascending node (degrees)	293.570120
i – orbit inclination to the ecliptic plane (degrees)	34.306880

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	284.403816	1.85669681	0.31080435	104.923974	294.820602	34.196382	1.27962737	2.529951
01/21/1858	94.089154	1.85656694	0.31048207	104.965223	294.649058	34.203935	1.28013619	2.529685
01/29/1887	263.527057	1.85656056	0.31022788	105.063590	294.453019	34.210339	1.28060371	2.529672
02/07/1916	73.178062	1.85679065	0.30966169	105.117440	294.275294	34.221198	1.28181372	2.530143
02/14/1945	242.724537	1.85658439	0.30936047	105.214745	294.092009	34.230004	1.28223057	2.529721
02/22/1974	52.119163	1.85683996	0.30857696	105.301506	293.901858	34.243003	1.28386193	2.530244
03/02/2003	221.681640	1.85668766	0.30848506	105.388378	293.718482	34.255167	1.28392725	2.529932
03/09/2032	31.097178	1.85680931	0.30788806	105.532027	293.516063	34.267653	1.28511989	2.530181
03/17/2061	200.636224	1.85667632	0.30755441	105.576604	293.340332	34.274426	1.28564733	2.529909
03/25/2090	10.145937	1.85673368	0.30740909	105.698976	293.140071	34.284941	1.28595686	2.530026
04/03/2119	179.758372	1.85687040	0.30681181	105.765966	292.962063	34.292199	1.28716063	2.530306
04/10/2148	349.363547	1.85661550	0.30665694	105.822248	292.779895	34.298146	1.28727148	2.529785
04/18/2177	158.786558	1.85694118	0.30599731	105.899845	292.595820	34.308546	1.28872217	2.530450

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