Asteroid General Data

2011 SY₁₂₀

General information

Preliminary designation	2011 SY₁₂₀
Group	Apollo
Absolute magnitude	23.08
Approximate diameter (m)	64
Approximate mass (kg)	4.87·10⁸
Number of observations	73
Arc length (days)	1450

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	328.652812
a – orbit major semiaxis (astronomical units)	1.21669700
e – orbit eccentricity	0.22969300
ω – orbit ascending node-perihelion angle (degrees)	115.103902
Ω – longitude of orbit ascending node (degrees)	2.545391
i – orbit inclination to the ecliptic plane (degrees)	31.928643

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	222.008832	1.21698291	0.23138310	114.461367	3.268285	31.906940	0.93539363	1.342540
01/21/1858	85.594320	1.21635938	0.23080404	114.523888	3.158689	31.912686	0.93561872	1.341509
01/29/1887	309.018782	1.21692862	0.23080463	114.613868	3.061122	31.913603	0.93605586	1.342450
02/07/1916	174.378833	1.21662914	0.23051703	114.720054	2.944040	31.918984	0.93617541	1.341955
02/14/1945	38.147160	1.21671546	0.23027488	114.810764	2.847807	31.921633	0.93653645	1.342098
02/22/1974	265.341380	1.21666848	0.23007135	114.911432	2.732186	31.924728	0.93674793	1.342020
03/02/2003	130.598257	1.21645395	0.22981882	114.974147	2.637464	31.926393	0.93688995	1.341665
03/09/2032	357.390854	1.21676430	0.22971571	115.092048	2.529526	31.927320	0.93725442	1.342179
03/17/2061	222.559980	1.21625162	0.22930765	115.168511	2.424992	31.931272	0.93735583	1.341330
03/25/2090	89.415041	1.21668373	0.22911525	115.257198	2.327253	31.932928	0.93792294	1.342045
04/03/2119	316.362083	1.21639212	0.22876086	115.368643	2.213722	31.937931	0.93812922	1.341563
04/10/2148	180.635480	1.21680380	0.22868652	115.459152	2.116548	31.939879	0.93853718	1.342244
04/18/2177	46.645376	1.21670362	0.22830932	115.619723	2.001246	31.946180	0.93891884	1.342078

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