Asteroid General Data

2018 WD

General information

Preliminary designation	2018 WD
Group	Apollo
Absolute magnitude	24.32
Approximate diameter (m)	36
Approximate mass (kg)	8.79·10⁷
Number of observations	70
Arc length (days)	9

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	337.043499
a – orbit major semiaxis (astronomical units)	1.90599500
e – orbit eccentricity	0.51808400
ω – orbit ascending node-perihelion angle (degrees)	40.500239
Ω – longitude of orbit ascending node (degrees)	61.197772
i – orbit inclination to the ecliptic plane (degrees)	16.758013

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	32.278345	1.91252593	0.51627893	36.972564	63.503414	17.200663	0.92512909	2.644914
01/21/1858	22.460392	1.91135907	0.51706889	37.557304	63.139220	17.126957	0.92305476	2.642494
01/29/1887	14.823121	1.90957544	0.51673278	38.041105	62.839226	17.075662	0.92283522	2.638796
02/07/1916	13.976516	1.91060726	0.51715846	38.463035	62.487385	17.011482	0.92252056	2.640935
02/14/1945	11.439856	1.91040589	0.51766939	38.898185	62.197839	16.958315	0.92144724	2.640518
02/22/1974	9.793891	1.90972783	0.51797259	39.537175	61.793893	16.876632	0.92054115	2.639112
03/02/2003	5.169324	1.91103093	0.51884309	39.914073	61.490254	16.818649	0.91950574	2.641814
03/09/2032	6.238081	1.90547892	0.51881341	40.513597	61.173610	16.756750	0.91689090	2.630309
03/17/2061	15.815505	1.90596038	0.51860150	40.957532	60.818529	16.696686	0.91752647	2.631306
03/25/2090	21.659523	1.90804832	0.51912266	41.329848	60.502357	16.635965	0.91753720	2.635631
04/03/2119	33.510835	1.90493030	0.51910089	42.059312	60.071062	16.554525	0.91607928	2.629173
04/10/2148	46.653975	1.90524048	0.51927315	42.517392	59.751919	16.500218	0.91590025	2.629816
04/18/2177	60.474715	1.90463531	0.51912553	43.003998	59.362043	16.439797	0.91589049	2.628563

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