Asteroid General Data

2018 HU

General information

Preliminary designation	2018 HU
Group	Aten
Absolute magnitude	25.63
Approximate diameter (m)	20
Approximate mass (kg)	1.44·10⁷
Number of observations	136
Arc length (days)	14

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	276.340635
a – orbit major semiaxis (astronomical units)	0.81466300
e – orbit eccentricity	0.36384400
ω – orbit ascending node-perihelion angle (degrees)	28.283096
Ω – longitude of orbit ascending node (degrees)	33.276088
i – orbit inclination to the ecliptic plane (degrees)	10.713976

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	44.773827	0.81529792	0.36552122	26.817275	35.442704	10.553522	0.51728924	0.736165
01/21/1858	204.429839	0.81504803	0.36563761	26.913328	35.193929	10.543952	0.51703582	0.735826
01/29/1887	1.152043	0.81484234	0.36524232	27.170454	34.863200	10.581792	0.51722743	0.735548
02/07/1916	153.319249	0.81505278	0.36456554	27.485723	34.474065	10.631980	0.51791263	0.735833
02/14/1945	311.574743	0.81540937	0.36447086	27.759486	34.167962	10.624942	0.51821642	0.736316
02/22/1974	111.040597	0.81492853	0.36439880	27.839576	33.885517	10.652257	0.51796956	0.735665
03/02/2003	271.224643	0.81462471	0.36425707	28.068382	33.574745	10.670548	0.51789190	0.735253
03/09/2032	77.082463	0.81470520	0.36382923	28.299921	33.253632	10.713096	0.51829164	0.735362
03/17/2061	238.572421	0.81477579	0.36337655	28.588417	32.875436	10.749681	0.51870537	0.735458
03/25/2090	42.349614	0.81452745	0.36344759	28.740159	32.581671	10.770899	0.51848941	0.735122
04/03/2119	217.071372	0.81445675	0.36338430	28.898325	32.299924	10.771411	0.51849595	0.735026
04/10/2148	31.336249	0.81468630	0.36278173	29.152401	31.965824	10.812423	0.51913300	0.735337
04/18/2177	193.257874	0.81536105	0.36211808	29.519106	31.663788	10.836819	0.52010407	0.736250

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