Asteroid General Data

2018 WD₂

General information

Preliminary designation	2018 WD₂
Group	Apollo
Absolute magnitude	26.09
Approximate diameter (m)	16
Approximate mass (kg)	7.62·10⁶
Number of observations	72
Arc length (days)	27

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	231.753796
a – orbit major semiaxis (astronomical units)	2.04700400
e – orbit eccentricity	0.52072800
ω – orbit ascending node-perihelion angle (degrees)	199.632210
Ω – longitude of orbit ascending node (degrees)	250.836094
i – orbit inclination to the ecliptic plane (degrees)	2.834730

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	133.715181	2.05394423	0.52629322	195.787065	253.868460	2.909202	0.97296731	2.943632
01/21/1858	90.057628	2.05013027	0.52992199	196.191347	253.638702	2.921360	0.96372116	2.935437
01/29/1887	50.256481	2.04989280	0.53168900	196.610740	253.308647	2.926457	0.95998734	2.934927
02/07/1916	12.161528	2.05102882	0.53276959	196.870725	252.951034	2.929370	0.95830303	2.937367
02/14/1945	332.165815	2.05043088	0.53150281	197.285788	252.560778	2.926754	0.96062111	2.936083
02/22/1974	286.703510	2.05492996	0.52851018	197.880777	251.836101	2.882306	0.96887856	2.945752
03/02/2003	232.441558	2.05636222	0.52584755	198.527020	251.368307	2.867744	0.97502919	2.948832
03/09/2032	184.788845	2.04867565	0.52005084	199.732377	250.788398	2.832591	0.98326015	2.932314
03/17/2061	148.082776	2.05041881	0.51881590	200.854322	250.190188	2.809873	0.98662893	2.936057
03/25/2090	109.001623	2.04935512	0.51883351	201.708203	249.809694	2.803197	0.98608101	2.933773
04/03/2119	72.367564	2.04797693	0.52272063	202.574477	249.404075	2.800750	0.97745714	2.930814
04/10/2148	39.847405	2.04589966	0.52476955	203.003085	249.157542	2.805903	0.97227382	2.926356
04/18/2177	13.450069	2.04449652	0.52661846	203.248793	248.866695	2.812556	0.96782690	2.923346

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