Asteroid General Data

2011 AU₄

General information

Preliminary designation	2011 AU₄
Group	Apollo
Absolute magnitude	25.90
Approximate diameter (m)	18
Approximate mass (kg)	9.91·10⁶
Number of observations	32
Arc length (days)	8

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	134.857473
a – orbit major semiaxis (astronomical units)	1.06888800
e – orbit eccentricity	0.11047200
ω – orbit ascending node-perihelion angle (degrees)	285.586267
Ω – longitude of orbit ascending node (degrees)	104.929195
i – orbit inclination to the ecliptic plane (degrees)	4.512329

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	155.154629	1.06921705	0.11235826	281.477538	110.181520	4.414349	0.94908168	1.105604
01/21/1858	255.920554	1.06817404	0.11124072	281.624412	109.506619	4.458760	0.94934959	1.103986
01/29/1887	13.811347	1.06843012	0.11131261	282.630339	108.237085	4.454499	0.94950038	1.104383
02/07/1916	117.926373	1.06804144	0.11096127	282.415713	107.743525	4.448549	0.94953021	1.103781
02/14/1945	230.619858	1.06689304	0.11077452	282.876803	107.019570	4.428975	0.94870847	1.102001
02/22/1974	321.057254	1.07120966	0.11194341	285.403921	106.177504	4.492973	0.95129480	1.108696
03/02/2003	30.852384	1.07026239	0.11163897	285.690748	105.514038	4.475190	0.95077940	1.107225
03/09/2032	118.814321	1.06895990	0.10955950	285.940389	104.359737	4.580500	0.95184519	1.105205
03/17/2061	218.091516	1.06792157	0.10853221	285.639548	103.826649	4.600760	0.95201768	1.103595
03/25/2090	333.049114	1.06687985	0.10838102	285.982950	103.126428	4.576699	0.95125032	1.101980
04/03/2119	76.428664	1.06821184	0.10773603	286.662987	102.115858	4.648562	0.95312693	1.104045
04/10/2148	184.532444	1.06678249	0.10758413	287.574961	101.697659	4.628396	0.95201362	1.101830
04/18/2177	287.915765	1.06875515	0.10771561	288.690787	100.768123	4.676305	0.95363353	1.104887

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