Asteroid General Data

2011 SQ₁₂

General information

Preliminary designation	2011 SQ₁₂
Group	Amor
Absolute magnitude	20.83
Approximate diameter (m)	180
Approximate mass (kg)	1.09·10¹⁰
Number of observations	301
Arc length (days)	2670

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	195.162950
a – orbit major semiaxis (astronomical units)	1.72729300
e – orbit eccentricity	0.39601100
ω – orbit ascending node-perihelion angle (degrees)	40.155796
Ω – longitude of orbit ascending node (degrees)	8.683314
i – orbit inclination to the ecliptic plane (degrees)	13.680867

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	168.329668	1.72746491	0.39482768	37.680134	10.288713	13.852850	1.04541395	2.270463
01/21/1858	89.921481	1.72761898	0.39522404	38.056066	10.040571	13.826465	1.04482242	2.270767
01/29/1887	11.955222	1.72709287	0.39529867	38.376583	9.821136	13.805676	1.04437536	2.269730
02/07/1916	294.625995	1.72698445	0.39542337	38.779578	9.575904	13.777411	1.04409443	2.269516
02/14/1945	216.282208	1.72731787	0.39565397	39.110500	9.346912	13.754518	1.04389769	2.270173
02/22/1974	138.664334	1.72704919	0.39553100	39.524338	9.096270	13.725307	1.04394770	2.269644
03/02/2003	61.329560	1.72732762	0.39568299	39.871578	8.873857	13.703283	1.04385346	2.270193
03/09/2032	343.305988	1.72734691	0.39587565	40.277797	8.615713	13.672262	1.04353233	2.270231
03/17/2061	266.244893	1.72725243	0.39605599	40.600997	8.402010	13.650383	1.04316375	2.270044
03/25/2090	188.223323	1.72778861	0.39640330	40.921165	8.177289	13.626340	1.04288750	2.271101
04/03/2119	110.689212	1.72712617	0.39656694	41.321205	7.924551	13.600644	1.04220503	2.269795
04/10/2148	33.821929	1.72690893	0.39676568	41.613973	7.699977	13.583076	1.04173073	2.269367
04/18/2177	315.363137	1.72727438	0.39704012	42.039381	7.432253	13.551426	1.04147715	2.270088

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