Asteroid General Data

2025 UO₉

General information

Preliminary designation	2025 UO₉
Group	Aten
Absolute magnitude	26.84
Approximate diameter (m)	11
Approximate mass (kg)	2.70·10⁶
Number of observations	40
Arc length (days)	13

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	291.828274
a – orbit major semiaxis (astronomical units)	0.74949500
e – orbit eccentricity	0.36535100
ω – orbit ascending node-perihelion angle (degrees)	8.461303
Ω – longitude of orbit ascending node (degrees)	216.634847
i – orbit inclination to the ecliptic plane (degrees)	4.642208

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	320.762160	0.74891109	0.36611774	3.552980	222.457077	4.392599	0.47472146	0.648106
01/21/1858	240.916264	0.74911751	0.36585061	4.174972	221.752328	4.444991	0.47505241	0.648374
01/29/1887	154.047212	0.74885909	0.36613815	5.086855	220.684524	4.461274	0.47467321	0.648038
02/07/1916	78.242310	0.74867615	0.36630031	5.568026	219.882054	4.525383	0.47443585	0.647801
02/14/1945	0.226483	0.74863706	0.36647912	6.193560	219.139016	4.488650	0.47427721	0.647750
02/22/1974	280.469497	0.74889529	0.36598863	7.182919	218.149740	4.557793	0.47480813	0.648085
03/02/2003	193.412207	0.74948379	0.36538177	7.960789	217.222597	4.609896	0.47563608	0.648850
03/09/2032	90.241654	0.74933828	0.36546756	8.563908	216.555353	4.640293	0.47547945	0.648661
03/17/2061	3.246070	0.74923943	0.36567035	9.158618	215.795714	4.637965	0.47526479	0.648532
03/25/2090	283.641006	0.74847887	0.36665881	9.576601	215.105162	4.625112	0.47404250	0.647545
04/03/2119	198.560578	0.74923623	0.36578305	10.469484	214.250824	4.650399	0.47517832	0.648528
04/10/2148	123.623704	0.74870858	0.36605154	11.143918	213.385814	4.720454	0.47464265	0.647843
04/18/2177	55.528597	0.74944776	0.36472538	11.742958	212.486132	4.966609	0.47610514	0.648803

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