Asteroid General Data

2018 OA₁

General information

Preliminary designation	2018 OA₁
Group	Amor
Absolute magnitude	24.12
Approximate diameter (m)	40
Approximate mass (kg)	1.16·10⁸
Number of observations	21
Arc length (days)	81

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	211.169295
a – orbit major semiaxis (astronomical units)	2.15366700
e – orbit eccentricity	0.50668700
ω – orbit ascending node-perihelion angle (degrees)	356.944482
Ω – longitude of orbit ascending node (degrees)	301.961319
i – orbit inclination to the ecliptic plane (degrees)	10.165022

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	346.891421	2.14972889	0.50688599	353.221433	303.858578	10.111809	1.06006143	3.151927
01/21/1858	58.000499	2.15316290	0.50447775	353.676850	303.621021	10.083843	1.06694013	3.159482
01/29/1887	128.793198	2.15169662	0.50546359	354.400530	303.304862	10.109964	1.06409233	3.156256
02/07/1916	197.569967	2.15224424	0.50591688	354.619478	303.068655	10.112370	1.06338756	3.157461
02/14/1945	268.492678	2.15308810	0.50479780	355.318936	302.777963	10.112179	1.06621397	3.159318
02/22/1974	337.801915	2.15042610	0.50776541	355.870635	302.459470	10.151164	1.05851411	3.153461
03/02/2003	46.637013	2.15182878	0.50643848	356.361739	302.201116	10.134815	1.06205989	3.156546
03/09/2032	117.523677	2.15021710	0.50666407	357.072314	301.906299	10.154487	1.06077935	3.153001
03/17/2061	189.403137	2.14903667	0.50599004	357.477753	301.582824	10.160518	1.06164551	3.150405
03/25/2090	266.344561	2.14963038	0.50539156	358.131216	301.359299	10.143657	1.06322533	3.151710
04/03/2119	341.859824	2.14890490	0.50594681	358.350019	301.108795	10.150979	1.06167332	3.150115
04/10/2148	53.510360	2.15209285	0.50513193	359.113105	300.796470	10.127631	1.06500204	3.157127
04/18/2177	123.662576	2.15044522	0.50851355	359.619517	300.530875	10.163243	1.05691468	3.153503

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