Asteroid General Data

2015 YS₉

General information

Preliminary designation	2015 YS₉
Group	Apollo
Absolute magnitude	25.95
Approximate diameter (m)	17
Approximate mass (kg)	9.24·10⁶
Number of observations	54
Arc length (days)	5

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	118.316457
a – orbit major semiaxis (astronomical units)	1.43048800
e – orbit eccentricity	0.36730600
ω – orbit ascending node-perihelion angle (degrees)	305.496748
Ω – longitude of orbit ascending node (degrees)	100.023375
i – orbit inclination to the ecliptic plane (degrees)	1.481081

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	50.082032	1.42456683	0.36600958	302.021444	101.904125	1.467968	0.90316172	1.700297
01/21/1858	76.423931	1.42369498	0.36559256	302.527900	101.586359	1.468177	0.90320269	1.698737
01/29/1887	103.811496	1.42553322	0.36558393	302.776920	101.618887	1.468995	0.90438118	1.702028
02/07/1916	125.325364	1.42331729	0.36490640	303.405760	101.211823	1.465942	0.90393971	1.698061
02/14/1945	156.025640	1.42380276	0.36512653	303.618624	101.166848	1.466509	0.90393460	1.698930
02/22/1974	173.051481	1.42541716	0.36564284	304.733550	100.501850	1.466351	0.90422359	1.701820
03/02/2003	189.871743	1.42530126	0.36556893	304.987137	100.125284	1.468647	0.90425541	1.701612
03/09/2032	190.627510	1.43025102	0.36724850	305.534152	99.935396	1.482633	0.90499348	1.710484
03/17/2061	178.054984	1.42926412	0.36708122	306.374126	99.123769	1.478785	0.90460810	1.708714
03/25/2090	173.438819	1.42851223	0.36696996	306.452659	99.023399	1.482262	0.90429116	1.707366
04/03/2119	184.440128	1.42652078	0.36629898	307.309142	98.282914	1.479407	0.90398767	1.703797
04/10/2148	202.619250	1.42476068	0.36711926	308.717460	96.880788	1.473600	0.90170359	1.700644
04/18/2177	232.353966	1.42306189	0.36656594	309.162833	96.623474	1.472140	0.90141586	1.697604

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