Asteroid General Data

2003 NC (189865)

General information

Preliminary designation	2003 NC
Number	189865
Group	Apollo
Absolute magnitude	19.48
Approximate diameter (m)	340
Approximate mass (kg)	7.05·10¹⁰
Number of observations	186
Arc length (days)	7762

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	9.292354
a – orbit major semiaxis (astronomical units)	1.40562400
e – orbit eccentricity	0.80562200
ω – orbit ascending node-perihelion angle (degrees)	224.332890
Ω – longitude of orbit ascending node (degrees)	288.383722
i – orbit inclination to the ecliptic plane (degrees)	21.570014

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	181.252888	1.40663554	0.80248632	221.459581	291.282719	22.482375	0.27782976	1.668296
01/21/1858	322.637700	1.40685127	0.80285810	221.957683	290.801379	22.314930	0.27734933	1.668679
01/29/1887	104.604517	1.40651254	0.80348000	222.335833	290.434883	22.201186	0.27640785	1.668077
02/07/1916	248.740016	1.40640765	0.80397677	222.761128	290.000047	22.058468	0.27568857	1.667890
02/14/1945	33.009192	1.40642170	0.80434732	223.151352	289.600184	21.940101	0.27517017	1.667915
02/22/1974	177.231334	1.40636556	0.80477530	223.568423	289.173120	21.801019	0.27455730	1.667815
03/02/2003	323.860717	1.40576220	0.80532576	224.003998	288.727694	21.670910	0.27366569	1.666742
03/09/2032	112.140036	1.40572105	0.80554885	224.364762	288.338770	21.558705	0.27334408	1.666669
03/17/2061	261.382520	1.40546287	0.80590404	224.877173	287.820288	21.404345	0.27279467	1.666210
03/25/2090	52.400491	1.40524312	0.80624660	225.295939	287.398431	21.281669	0.27227064	1.665819
04/03/2119	205.598641	1.40481434	0.80678195	225.767829	286.909826	21.143179	0.27143549	1.665057
04/10/2148	358.911613	1.40505323	0.80705348	226.204144	286.471999	21.023531	0.27110014	1.665481
04/18/2177	152.181100	1.40466114	0.80760737	226.746418	285.936192	20.874709	0.27024645	1.664784

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