Asteroid General Data

2017 OW₁₈

General information

Preliminary designation	2017 OW₁₈
Group	Amor
Absolute magnitude	24.55
Approximate diameter (m)	33
Approximate mass (kg)	6.40·10⁷
Number of observations	26
Arc length (days)	29

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	78.891714
a – orbit major semiaxis (astronomical units)	2.56924400
e – orbit eccentricity	0.57033200
ω – orbit ascending node-perihelion angle (degrees)	27.081633
Ω – longitude of orbit ascending node (degrees)	282.007305
i – orbit inclination to the ecliptic plane (degrees)	2.569799

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	58.937781	2.57864249	0.56383342	15.864973	289.587774	2.963686	1.12471767	4.140829
01/21/1858	64.720626	2.57644390	0.56482433	15.994919	289.267897	2.963890	1.12120571	4.135534
01/29/1887	88.778900	2.55033624	0.57991360	18.011543	288.164272	2.936188	1.07136157	4.072835
02/07/1916	117.291939	2.56838963	0.57048410	20.762041	286.529695	2.799849	1.10316419	4.116157
02/14/1945	126.581773	2.57465210	0.56540845	21.158136	285.962242	2.770104	1.11892205	4.131221
02/22/1974	141.257141	2.56344210	0.57188652	21.401326	285.607057	2.782051	1.09744412	4.104270
03/02/2003	176.385323	2.56124554	0.57935413	24.862462	283.763918	2.665495	1.07737737	4.098995
03/09/2032	196.456377	2.57369914	0.56779780	27.365789	281.692310	2.555738	1.11235844	4.128928
03/17/2061	208.125196	2.56919715	0.56796918	27.492778	281.291561	2.552860	1.10997234	4.118099
03/25/2090	234.959537	2.54585360	0.58065525	28.825555	280.385157	2.537306	1.06759033	4.062101
04/03/2119	278.549245	2.55357801	0.57926501	33.541837	277.211818	2.372301	1.07437962	4.080603
04/10/2148	299.614651	2.57389738	0.56824063	35.661090	275.355689	2.296647	1.11130431	4.129405
04/18/2177	313.206092	2.57045347	0.56934607	35.922200	274.948269	2.294527	1.10697588	4.121120

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