Asteroid General Data

2009 UB

General information

Preliminary designation	2009 UB
Group	Apollo
Absolute magnitude	25.59
Approximate diameter (m)	20
Approximate mass (kg)	1.52·10⁷
Number of observations	14
Arc length (days)	2

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	44.759451
a – orbit major semiaxis (astronomical units)	1.33015900
e – orbit eccentricity	0.28872800
ω – orbit ascending node-perihelion angle (degrees)	299.674686
Ω – longitude of orbit ascending node (degrees)	21.624991
i – orbit inclination to the ecliptic plane (degrees)	3.501379

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	287.694475	1.32676807	0.28781514	295.410487	24.949662	3.431041	0.94490413	1.528246
01/21/1858	288.635844	1.32575807	0.28728637	295.801290	24.555214	3.439009	0.94488585	1.526501
01/29/1887	297.831742	1.32497541	0.28702176	296.231918	24.111106	3.444230	0.94467864	1.525149
02/07/1916	305.613593	1.32663707	0.28761909	297.327282	23.310056	3.475717	0.94507093	1.528019
02/14/1945	303.063201	1.32661387	0.28759625	297.717641	22.967604	3.475597	0.94508469	1.527979
02/22/1974	294.158768	1.32865801	0.28839960	298.650826	22.366415	3.488913	0.94547356	1.531512
03/02/2003	276.170239	1.32852452	0.28819586	299.035650	21.978540	3.491368	0.94564924	1.531281
03/09/2032	250.335110	1.32910692	0.28828285	299.967517	21.407337	3.497213	0.94594819	1.532288
03/17/2061	218.167577	1.33080125	0.28915953	300.531905	20.878095	3.494853	0.94598738	1.535219
03/25/2090	185.342787	1.33022019	0.28887943	300.850256	20.565578	3.505157	0.94594694	1.534214
04/03/2119	152.970152	1.32949968	0.28880123	302.255969	19.472518	3.577949	0.94553854	1.532968
04/10/2148	123.809025	1.33033553	0.28902356	302.716573	19.049661	3.574933	0.94583722	1.534413
04/18/2177	93.617365	1.33000079	0.28916914	303.002561	18.688478	3.578614	0.94540560	1.533834

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