Asteroid General Data

2012 AA₁₁

General information

Preliminary designation	2012 AA₁₁
Group	Amor
Absolute magnitude	20.10
Approximate diameter (m)	250
Approximate mass (kg)	2.99·10¹⁰
Number of observations	729
Arc length (days)	5121

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	78.053306
a – orbit major semiaxis (astronomical units)	1.97681800
e – orbit eccentricity	0.48561200
ω – orbit ascending node-perihelion angle (degrees)	146.087687
Ω – longitude of orbit ascending node (degrees)	21.101200
i – orbit inclination to the ecliptic plane (degrees)	6.422853

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	21.901616	1.97674283	0.48680070	142.044368	23.465667	6.318973	1.01446304	2.779239
01/21/1858	177.370335	1.97622864	0.48725840	142.820073	23.056422	6.341174	1.01329463	2.778155
01/29/1887	334.757930	1.97752250	0.48506729	143.179607	22.828034	6.340385	1.01829101	2.780883
02/07/1916	135.869111	1.97476979	0.48650808	143.799497	22.365898	6.372458	1.01402833	2.775079
02/14/1945	299.115174	1.97396996	0.48588051	144.554994	21.988385	6.390321	1.01485644	2.773393
02/22/1974	105.045577	1.97620665	0.48429122	144.834882	21.762123	6.386475	1.01914712	2.778108
03/02/2003	269.145426	1.97491217	0.48559113	145.409853	21.396044	6.405455	1.01591234	2.775379
03/09/2032	67.221024	1.97724858	0.48538666	146.152328	21.076272	6.421303	1.01751850	2.780306
03/17/2061	224.066004	1.97794571	0.48461230	146.637761	20.781678	6.428579	1.01940888	2.781776
03/25/2090	22.514836	1.97581625	0.48572711	147.112270	20.436928	6.446385	1.01610874	2.777285
04/03/2119	184.086861	1.97390455	0.48557392	147.852801	20.052080	6.467297	1.01542797	2.773255
04/10/2148	349.129653	1.97557333	0.48367914	148.173348	19.843851	6.463060	1.02002973	2.776773
04/18/2177	153.980663	1.97439592	0.48534398	148.679044	19.495241	6.482530	1.01613474	2.774291

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