Asteroid General Data

2008 UW₉₉

General information

Preliminary designation	2008 UW₉₉
Group	Apollo
Absolute magnitude	24.70
Approximate diameter (m)	30
Approximate mass (kg)	5.20·10⁷
Number of observations	51
Arc length (days)	37

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	232.024842
a – orbit major semiaxis (astronomical units)	2.46233200
e – orbit eccentricity	0.61596100
ω – orbit ascending node-perihelion angle (degrees)	345.418308
Ω – longitude of orbit ascending node (degrees)	21.284733
i – orbit inclination to the ecliptic plane (degrees)	1.469629

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	132.727813	2.52748381	0.57754120	343.542631	23.447144	1.574285	1.06775778	4.018215
01/21/1858	217.132587	2.52083325	0.58276626	343.666474	23.231782	1.571455	1.05177667	4.002366
01/29/1887	320.027737	2.50257859	0.59441586	344.176698	22.886894	1.564553	1.01500619	3.958970
02/07/1916	86.382874	2.49079574	0.60345678	344.565303	22.660200	1.557816	0.98770817	3.931043
02/14/1945	231.527817	2.48154918	0.61321708	344.974466	22.330331	1.549908	0.95982084	3.909173
02/22/1974	30.893146	2.47467748	0.61791882	345.072949	22.131744	1.546255	0.94552770	3.892947
03/02/2003	200.327740	2.46930302	0.61914391	345.117870	21.919711	1.541236	0.94044910	3.880272
03/09/2032	21.628592	2.46672344	0.61346403	345.354682	21.305603	1.460894	0.95347734	3.874193
03/17/2061	192.568152	2.47422642	0.60637192	345.470839	21.348729	1.425994	0.97392499	3.891883
03/25/2090	338.092229	2.49503286	0.59196340	346.355219	21.117306	1.369601	1.01806472	3.941078
04/03/2119	98.182976	2.50620118	0.58342874	346.929150	21.386931	1.296267	1.04401137	3.967569
04/10/2148	193.892480	2.52669950	0.57055843	347.360964	21.807140	1.220219	1.08506980	4.016345
04/18/2177	268.170673	2.53651661	0.56115828	347.606798	21.675195	1.175757	1.11312931	4.039775

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