Asteroid General Data

2011 UM₁₄₇

General information

Preliminary designation	2011 UM₁₄₇
Group	Amor
Absolute magnitude	18.50
Approximate diameter (m)	530
Approximate mass (kg)	2.73·10¹¹
Number of observations	143
Arc length (days)	8300

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	186.841228
a – orbit major semiaxis (astronomical units)	2.66082100
e – orbit eccentricity	0.53864700
ω – orbit ascending node-perihelion angle (degrees)	64.493610
Ω – longitude of orbit ascending node (degrees)	249.138406
i – orbit inclination to the ecliptic plane (degrees)	6.373321

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	327.943635	2.65504780	0.53085433	48.945226	261.925371	7.153854	1.24560418	4.326225
01/21/1858	226.123802	2.65123013	0.53452901	52.361848	259.458249	6.955939	1.23407070	4.316898
01/29/1887	120.428390	2.64845416	0.53633671	52.971671	258.673182	6.929129	1.22799096	4.310119
02/07/1916	11.527390	2.66213146	0.53063384	56.557394	255.963973	6.736399	1.24951442	4.343550
02/14/1945	262.458283	2.66546264	0.53198540	59.329694	253.647613	6.596377	1.24747544	4.351706
02/22/1974	145.817226	2.66380582	0.53147193	59.700081	253.124022	6.595629	1.24806780	4.347649
03/02/2003	34.948342	2.66150602	0.53320988	62.840457	250.589628	6.474589	1.24236471	4.342020
03/09/2032	282.277699	2.65032213	0.54097484	66.102545	247.903434	6.356722	1.21656455	4.314680
03/17/2061	173.634865	2.65668607	0.53701150	66.927685	246.924525	6.329482	1.23001510	4.330230
03/25/2090	66.377700	2.66128006	0.53616754	71.661296	243.126446	6.192849	1.23438808	4.341467
04/03/2119	319.382092	2.65250380	0.54074339	72.133728	242.524266	6.186997	1.21817991	4.320009
04/10/2148	205.160813	2.66045643	0.53605242	76.319840	239.000796	6.097078	1.23431232	4.339451
04/18/2177	94.242078	2.66111435	0.53651995	80.187871	235.818764	6.043151	1.23337343	4.341061

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