Asteroid General Data

2018 JA₁

General information

Preliminary designation	2018 JA₁
Group	Apollo
Absolute magnitude	25.82
Approximate diameter (m)	18
Approximate mass (kg)	1.11·10⁷
Number of observations	110
Arc length (days)	8

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	153.131648
a – orbit major semiaxis (astronomical units)	1.32549300
e – orbit eccentricity	0.24891400
ω – orbit ascending node-perihelion angle (degrees)	31.826617
Ω – longitude of orbit ascending node (degrees)	228.210057
i – orbit inclination to the ecliptic plane (degrees)	6.372391

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	277.834732	1.32817863	0.24844271	27.886816	230.453689	6.601108	0.99820234	1.530683
01/21/1858	263.026327	1.32264934	0.24615482	28.932149	230.068033	6.584662	0.99707282	1.521135
01/29/1887	284.408703	1.32333052	0.24633349	29.223704	229.870033	6.582692	0.99734989	1.522310
02/07/1916	300.616332	1.32435564	0.24683073	29.552028	229.552568	6.568807	0.99746397	1.524079
02/14/1945	312.097068	1.32510028	0.24727335	29.936125	229.241834	6.558793	0.99743829	1.525365
02/22/1974	339.486817	1.32238849	0.24605644	30.603424	228.946749	6.561632	0.99700628	1.520685
03/02/2003	358.834363	1.32578597	0.24828250	31.029211	228.556748	6.472841	0.99661651	1.526549
03/09/2032	4.718530	1.32567728	0.24898605	31.858497	228.186275	6.372392	0.99560213	1.526361
03/17/2061	19.819481	1.32329157	0.24802499	32.472999	227.899171	6.375237	0.99508219	1.522243
03/25/2090	53.022899	1.31923746	0.24639568	33.474627	227.485352	6.344193	0.99418305	1.515253
04/03/2119	104.695060	1.31961438	0.24648923	33.699088	227.336313	6.344994	0.99434364	1.515902
04/10/2148	154.203632	1.32088346	0.24719330	34.107517	226.923175	6.320695	0.99436992	1.518089
04/18/2177	198.532883	1.31963055	0.24690307	34.536262	226.590146	6.313695	0.99380971	1.515930

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