Asteroid General Data

2011 SM₁₂₀

General information

Preliminary designation	2011 SM₁₂₀
Group	Amor
Absolute magnitude	22.40
Approximate diameter (m)	88
Approximate mass (kg)	1.25·10⁹
Number of observations	35
Arc length (days)	73

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	228.582888
a – orbit major semiaxis (astronomical units)	2.18627200
e – orbit eccentricity	0.40639500
ω – orbit ascending node-perihelion angle (degrees)	167.754570
Ω – longitude of orbit ascending node (degrees)	189.892982
i – orbit inclination to the ecliptic plane (degrees)	4.509878

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	192.631548	2.18622127	0.40641920	164.040618	191.961098	4.375649	1.29769896	3.232524
01/21/1858	182.061878	2.18751569	0.40510404	164.531705	191.709562	4.389836	1.30134424	3.235395
01/29/1887	171.926687	2.18703660	0.40584666	165.103399	191.362998	4.415204	1.29943510	3.234333
02/07/1916	160.916322	2.18745670	0.40585217	165.769969	191.041113	4.436332	1.29967266	3.235265
02/14/1945	150.494798	2.18866314	0.40558019	166.202630	190.724279	4.451674	1.30098472	3.237941
02/22/1974	139.671678	2.18729219	0.40596830	166.712699	190.414709	4.472533	1.29932091	3.234900
03/02/2003	128.599600	2.18860344	0.40530819	167.331066	190.116471	4.488953	1.30154453	3.237809
03/09/2032	117.751756	2.18774636	0.40491021	167.824533	189.853969	4.507774	1.30190552	3.235907
03/17/2061	106.857985	2.18720063	0.40613656	168.431243	189.537036	4.532188	1.29889848	3.234697
03/25/2090	95.545164	2.18715342	0.40579433	169.030434	189.255256	4.553274	1.29961897	3.234592
04/03/2119	84.884271	2.18662189	0.40625827	169.329718	188.972847	4.567404	1.29828865	3.233413
04/10/2148	73.650940	2.18651332	0.40650285	169.959207	188.678815	4.589948	1.29768943	3.233172
04/18/2177	62.698781	2.18716026	0.40539929	170.404007	188.442459	4.602382	1.30048704	3.234607

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