Asteroid General Data

2011 YC₄₀

General information

Preliminary designation	2011 YC₄₀
Group	Apollo
Absolute magnitude	29.64
Approximate diameter (m)	3
Approximate mass (kg)	5.65·10⁴
Number of observations	13
Arc length (days)	1

Approaches

Date	Object	r, AU	r, km
12/28/2011 02:38:24 AM	Earth	0.000718	107 386

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	192.093322
a – orbit major semiaxis (astronomical units)	1.44625169
e – orbit eccentricity	0.42456103
ω – orbit ascending node-perihelion angle (degrees)	298.771586
Ω – longitude of orbit ascending node (degrees)	95.968120
i – orbit inclination to the ecliptic plane (degrees)	6.488114

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	122.818182	1.52181771	0.44719829	299.831699	97.777936	5.524416	0.84126343	1.877347
01/21/1858	286.190537	1.52228678	0.44709366	300.213666	97.477619	5.524414	0.84168201	1.878215
01/29/1887	89.906102	1.52117919	0.44682733	300.436378	97.261887	5.531945	0.84147475	1.876166
02/07/1916	275.592582	1.51622219	0.44545274	300.529444	97.004241	5.560520	0.84081685	1.867002
02/14/1945	101.137585	1.51868116	0.44583253	300.945522	96.792326	5.563785	0.84160370	1.871546
02/22/1974	284.011810	1.51830748	0.44575881	301.282580	96.520047	5.567797	0.84150854	1.870855
03/02/2003	112.083152	1.51090392	0.44386026	301.268520	96.278654	5.594673	0.84027371	1.857188
03/09/2032	245.419423	1.44614866	0.42442533	298.858633	95.919663	6.490082	0.83236654	1.739082
03/17/2061	140.939091	1.44235840	0.42345188	298.947684	95.678093	6.500733	0.83158902	1.732249
03/25/2090	52.812787	1.44210354	0.42354294	299.269463	95.407485	6.503211	0.83131076	1.731790
04/03/2119	325.695323	1.44169650	0.42334433	299.579531	95.197557	6.506681	0.83136247	1.731057
04/10/2148	232.574389	1.44293176	0.42367571	299.965094	94.963046	6.506596	0.83159662	1.733282
04/18/2177	136.514307	1.44366891	0.42369089	300.291107	94.744843	6.507841	0.83199955	1.734611

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