Asteroid General Data

2017 OS₁₈

General information

Preliminary designation	2017 OS₁₈
Group	Amor
Absolute magnitude	20.19
Approximate diameter (m)	240
Approximate mass (kg)	2.64·10¹⁰
Number of observations	82
Arc length (days)	2132

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	327.369301
a – orbit major semiaxis (astronomical units)	2.15773300
e – orbit eccentricity	0.40021100
ω – orbit ascending node-perihelion angle (degrees)	178.381060
Ω – longitude of orbit ascending node (degrees)	104.670877
i – orbit inclination to the ecliptic plane (degrees)	4.184064

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	215.677957	2.15896678	0.39765400	175.117442	105.973483	4.157879	1.30044501	3.172266
01/21/1858	269.153456	2.15843077	0.39937456	175.712330	105.760918	4.165644	1.29640842	3.171084
01/29/1887	321.221502	2.15854444	0.39970470	176.067835	105.541364	4.169318	1.29576408	3.171335
02/07/1916	14.351023	2.15934802	0.39760079	176.613633	105.401372	4.166868	1.30078954	3.173106
02/14/1945	68.345162	2.15862545	0.39889123	177.212525	105.186649	4.174069	1.29756868	3.171513
02/22/1974	122.197981	2.15836504	0.39889501	177.298239	105.023736	4.174408	1.29740399	3.170940
03/02/2003	175.959414	2.15911261	0.39891622	177.880697	104.850206	4.178622	1.29780758	3.172587
03/09/2032	229.324129	2.15805426	0.40040651	178.353230	104.649822	4.184521	1.29395529	3.170255
03/17/2061	282.358751	2.15834163	0.40017100	178.806980	104.420620	4.183797	1.29463590	3.170888
03/25/2090	335.016343	2.15968926	0.39933983	179.327491	104.270148	4.183082	1.29723932	3.173858
04/03/2119	28.714955	2.15798423	0.39963116	179.500647	104.051455	4.184233	1.29558648	3.170100
04/10/2148	82.343939	2.15917745	0.39874168	180.074262	103.857948	4.182547	1.29822340	3.172730
04/18/2177	136.320629	2.15759852	0.40067037	180.635468	103.693842	4.189442	1.29311273	3.169250

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