Asteroid General Data

2008 US

General information

Preliminary designation	2008 US
Group	Apollo
Absolute magnitude	31.57
Approximate diameter (m)	1
Approximate mass (kg)	3.93·10³
Number of observations	15
Arc length (days)	0

Approaches

Date	Object	r, AU	r, km
10/20/2008 11:16:48 PM	Earth	0.000209	31 237

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	226.846338
a – orbit major semiaxis (astronomical units)	1.42388413
e – orbit eccentricity	0.54503598
ω – orbit ascending node-perihelion angle (degrees)	90.612069
Ω – longitude of orbit ascending node (degrees)	207.617797
i – orbit inclination to the ecliptic plane (degrees)	5.653404

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	42.319221	1.51531821	0.56126723	90.034439	212.123493	3.146048	0.66481975	1.865333
01/21/1858	241.397589	1.51554528	0.56130906	90.554348	211.671370	3.147592	0.66485598	1.865752
01/29/1887	73.525771	1.51722419	0.56158891	91.484348	210.848498	3.147528	0.66516792	1.868853
02/07/1916	265.794937	1.51707565	0.56164492	92.317909	210.066488	3.152008	0.66501781	1.868579
02/14/1945	75.240389	1.52208085	0.56263339	92.815114	209.457908	3.123198	0.66570734	1.877834
02/22/1974	235.757091	1.52274658	0.56286282	93.473655	208.828816	3.127225	0.66564915	1.879066
03/02/2003	27.951616	1.52434645	0.56355368	94.355616	208.087098	3.129020	0.66529540	1.882028
03/09/2032	307.123184	1.42375014	0.54508677	90.660425	207.574055	5.655115	0.64768277	1.698835
03/17/2061	346.840214	1.42213971	0.54497059	91.197571	207.120883	5.654761	0.64711540	1.695954
03/25/2090	340.962888	1.42992612	0.54666249	92.050144	206.564696	5.230422	0.64823915	1.709901
04/03/2119	326.176946	1.43050092	0.54668637	92.589422	206.076888	5.228202	0.64846556	1.710932
04/10/2148	312.799817	1.42972815	0.54660432	93.119843	205.610873	5.233625	0.64823257	1.709546
04/18/2177	304.188055	1.42908357	0.54649847	93.694591	205.139222	5.232510	0.64809159	1.708390

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