Asteroid General Data

2011 UN₂₀

General information

Preliminary designation	2011 UN₂₀
Group	Amor
Absolute magnitude	23.07
Approximate diameter (m)	65
Approximate mass (kg)	4.94·10⁸
Number of observations	68
Arc length (days)	30

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	216.909854
a – orbit major semiaxis (astronomical units)	1.57201800
e – orbit eccentricity	0.31696500
ω – orbit ascending node-perihelion angle (degrees)	150.911371
Ω – longitude of orbit ascending node (degrees)	209.918115
i – orbit inclination to the ecliptic plane (degrees)	13.102428

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	124.523676	1.57215441	0.31762092	148.873535	211.154727	13.012019	1.07280528	1.971258
01/21/1858	23.944597	1.57212840	0.31744938	149.137127	210.998620	13.022577	1.07305721	1.971209
01/29/1887	282.745525	1.57211280	0.31734260	149.515688	210.776047	13.040740	1.07321444	1.971179
02/07/1916	182.008289	1.57236390	0.31727832	149.752762	210.624143	13.050524	1.07348693	1.971652
02/14/1945	80.685246	1.57244833	0.31738348	150.076798	210.419182	13.064990	1.07337921	1.971811
02/22/1974	339.615876	1.57238876	0.31718062	150.347248	210.254129	13.077357	1.07365751	1.971699
03/02/2003	238.460860	1.57217933	0.31711278	150.600053	210.095254	13.088580	1.07362117	1.971305
03/09/2032	136.791286	1.57223128	0.31675480	150.975299	209.892415	13.104296	1.07421947	1.971402
03/17/2061	35.748537	1.57227921	0.31660571	151.240181	209.743738	13.115336	1.07448664	1.971492
03/25/2090	294.279941	1.57222411	0.31645395	151.603686	209.527008	13.132723	1.07468758	1.971389
04/03/2119	193.904826	1.57229420	0.31649687	151.856566	209.379364	13.144433	1.07466801	1.971521
04/10/2148	93.291960	1.57287083	0.31695963	152.157302	209.196174	13.157975	1.07433427	1.972605
04/18/2177	352.608515	1.57214805	0.31642806	152.482069	209.007664	13.172368	1.07467630	1.971246

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