Asteroid General Data

2016 US₃₁

General information

Preliminary designation	2016 US₃₁
Group	Apollo
Absolute magnitude	25.32
Approximate diameter (m)	23
Approximate mass (kg)	2.21·10⁷
Number of observations	25
Arc length (days)	11

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	115.663766
a – orbit major semiaxis (astronomical units)	1.52168000
e – orbit eccentricity	0.36499500
ω – orbit ascending node-perihelion angle (degrees)	182.298886
Ω – longitude of orbit ascending node (degrees)	167.001460
i – orbit inclination to the ecliptic plane (degrees)	1.639597

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	277.860228	1.51820682	0.36330611	177.296331	171.196098	1.643133	0.96663301	1.870669
01/21/1858	102.733185	1.51718801	0.36312237	177.516466	170.931006	1.654242	0.96626310	1.868787
01/29/1887	291.718931	1.51636568	0.36277573	177.733790	170.640558	1.650532	0.96626502	1.867267
02/07/1916	122.795454	1.52099834	0.36441801	179.420225	169.226273	1.610611	0.96671916	1.875831
02/14/1945	284.434180	1.52285679	0.36537258	179.960945	168.844211	1.612403	0.96644668	1.879270
02/22/1974	93.647198	1.51865647	0.36384930	181.015812	168.003113	1.642728	0.96609438	1.871500
03/02/2003	275.775945	1.51966505	0.36439955	181.270741	167.830685	1.647712	0.96589979	1.873365
03/09/2032	85.869444	1.52224107	0.36521919	182.410386	166.948995	1.640482	0.96628942	1.878130
03/17/2061	250.662011	1.52152756	0.36523536	182.642947	166.836957	1.645066	0.96581190	1.876810
03/25/2090	61.182729	1.52016701	0.36476239	183.027536	166.673767	1.652332	0.96566726	1.874293
04/03/2119	238.685167	1.51939907	0.36451457	183.276604	166.551038	1.658022	0.96555597	1.872873
04/10/2148	54.745968	1.52005847	0.36496381	183.575372	166.426163	1.663268	0.96529214	1.874093
04/18/2177	223.085066	1.52172618	0.36537053	183.842946	166.277018	1.666232	0.96573228	1.877178

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