Asteroid General Data

2015 YD₁₈

General information

Preliminary designation	2015 YD₁₈
Group	Apollo
Absolute magnitude	20.95
Approximate diameter (m)	170
Approximate mass (kg)	9.24·10⁹
Number of observations	61
Arc length (days)	721

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	248.953670
a – orbit major semiaxis (astronomical units)	1.54433400
e – orbit eccentricity	0.64116400
ω – orbit ascending node-perihelion angle (degrees)	56.235960
Ω – longitude of orbit ascending node (degrees)	283.026298
i – orbit inclination to the ecliptic plane (degrees)	40.786693

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	250.710648	1.54440394	0.63401068	55.400477	284.536393	41.258559	0.56523535	1.919296
01/21/1858	293.181455	1.54443062	0.63485404	55.524787	284.320955	41.192888	0.56394260	1.919346
01/29/1887	336.642120	1.54462106	0.63606244	55.658349	284.082724	41.113388	0.56214563	1.919701
02/07/1916	20.787265	1.54411088	0.63710910	55.774931	283.882067	41.056438	0.56034378	1.918750
02/14/1945	65.069951	1.54431747	0.63825305	55.898091	283.656771	40.980783	0.55865213	1.919135
02/22/1974	109.335435	1.54433109	0.63914775	56.010549	283.439020	40.916005	0.55727535	1.919160
03/02/2003	152.645142	1.54453607	0.64011013	56.129909	283.211678	40.841417	0.55586288	1.919542
03/09/2032	195.788977	1.54467162	0.64122536	56.248694	282.976058	40.772735	0.55418900	1.919795
03/17/2061	238.374902	1.54446678	0.64209742	56.381769	282.754814	40.706367	0.55276865	1.919413
03/25/2090	280.271994	1.54473665	0.64322223	56.524299	282.507130	40.624282	0.55112770	1.919916
04/03/2119	322.902474	1.54460102	0.64402259	56.665225	282.279813	40.556858	0.54984307	1.919663
04/10/2148	5.263485	1.54453391	0.64512502	56.810613	282.026725	40.477840	0.54811643	1.919538
04/18/2177	48.306595	1.54440803	0.64623406	56.930872	281.816008	40.417396	0.54635896	1.919304

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