Asteroid General Data

2018 NN₄

General information

Preliminary designation	2018 NN₄
Group	Amor
Absolute magnitude	18.28
Approximate diameter (m)	590
Approximate mass (kg)	3.70·10¹¹
Number of observations	231
Arc length (days)	3338

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	308.805231
a – orbit major semiaxis (astronomical units)	2.67235700
e – orbit eccentricity	0.57602200
ω – orbit ascending node-perihelion angle (degrees)	341.242441
Ω – longitude of orbit ascending node (degrees)	290.847711
i – orbit inclination to the ecliptic plane (degrees)	29.650133

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	294.843148	2.66697871	0.59807937	335.554653	294.487507	27.684966	1.07191377	4.355419
01/21/1858	160.794990	2.67765757	0.59185651	335.790482	294.194929	27.669664	1.09286849	4.381604
01/29/1887	21.718404	2.68732729	0.58378234	336.852200	293.541583	27.993561	1.11851307	4.405361
02/07/1916	239.782093	2.67352259	0.58558843	338.145082	292.790451	28.579549	1.10793870	4.371459
02/14/1945	103.248156	2.66874930	0.58613597	338.578415	292.410418	28.769327	1.10449935	4.359757
02/22/1974	326.031182	2.68428747	0.57749619	339.079681	292.099962	28.767863	1.13412168	4.397888
03/02/2003	183.788002	2.68567682	0.57229056	340.348352	291.393433	29.219328	1.14868933	4.401303
03/09/2032	40.537351	2.66966498	0.57676518	341.276939	290.816054	29.677309	1.12989518	4.362001
03/17/2061	264.783021	2.67321557	0.57405322	341.571016	290.527742	29.750006	1.13864756	4.370706
03/25/2090	125.890774	2.68830289	0.56470015	342.323546	290.149932	29.776830	1.17021783	4.407760
04/03/2119	340.939186	2.68146842	0.56377301	343.649867	289.514917	30.251370	1.16972890	4.390962
04/10/2148	198.510381	2.66887596	0.56671949	344.389542	289.069590	30.577485	1.15637193	4.360067
04/18/2177	63.242604	2.68127099	0.56047903	344.669237	288.891423	30.474263	1.17847482	4.390477

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