Asteroid General Data

2018 WH₁

General information

Preliminary designation	2018 WH₁
Group	Aten
Absolute magnitude	28.55
Approximate diameter (m)	5
Approximate mass (kg)	2.55·10⁵
Number of observations	71
Arc length (days)	16

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	54.114642
a – orbit major semiaxis (astronomical units)	0.86181700
e – orbit eccentricity	0.15521000
ω – orbit ascending node-perihelion angle (degrees)	199.015246
Ω – longitude of orbit ascending node (degrees)	64.066598
i – orbit inclination to the ecliptic plane (degrees)	4.620678

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	294.981665	0.86796387	0.15987895	192.276630	72.943995	4.876485	0.72919472	0.808636
01/21/1858	318.173428	0.86523190	0.15913920	195.541538	71.615045	4.714799	0.72753958	0.804821
01/29/1887	340.763363	0.86424875	0.15724455	194.660791	70.939173	4.876623	0.72835034	0.803450
02/07/1916	82.053888	0.86021562	0.16474756	195.766426	68.888918	4.690598	0.71849719	0.797832
02/14/1945	244.580366	0.86180496	0.16449595	195.602021	68.314457	4.545831	0.72004153	0.800044
02/22/1974	301.260464	0.86602862	0.16050292	197.452179	67.628044	4.568263	0.72702849	0.805933
03/02/2003	314.441138	0.86508134	0.15731751	199.747040	66.288463	4.410568	0.72898890	0.804611
03/09/2032	356.885463	0.86227321	0.15464369	199.063755	64.013630	4.620770	0.72892809	0.800697
03/17/2061	5.059419	0.87356774	0.14962283	203.398194	62.085711	4.665161	0.74286206	0.816480
03/25/2090	206.140339	0.87574466	0.15280105	204.479904	61.298056	4.616168	0.74192996	0.819534
04/03/2119	280.911312	0.87919055	0.15575869	206.408024	60.225104	4.539474	0.74224898	0.824376
04/10/2148	50.467603	0.87355083	0.15292506	207.036761	59.518920	4.501527	0.73996302	0.816456
04/18/2177	228.261923	0.87607069	0.15092970	207.703361	59.240525	4.508590	0.74384560	0.819991

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