Asteroid General Data

2025 UD₉

General information

Preliminary designation	2025 UD₉
Group	Apollo
Absolute magnitude	27.15
Approximate diameter (m)	10
Approximate mass (kg)	1.76·10⁶
Number of observations	54
Arc length (days)	4

Approaches

Date	Object	r, AU	r, km
10/28/2025 00:07:12 AM	Moon	0.000708	105 925

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	192.697067
a – orbit major semiaxis (astronomical units)	1.50858223
e – orbit eccentricity	0.40898505
ω – orbit ascending node-perihelion angle (degrees)	310.226452
Ω – longitude of orbit ascending node (degrees)	34.658634
i – orbit inclination to the ecliptic plane (degrees)	6.622611

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	335.686918	1.46540257	0.39634738	305.411492	36.434691	6.628470	0.88459411	1.773928
01/21/1858	123.212127	1.46118436	0.39516774	305.522928	36.177609	6.651472	0.88377143	1.766274
01/29/1887	277.012322	1.46268602	0.39555767	305.933614	35.930733	6.650443	0.88410935	1.768998
02/07/1916	59.120357	1.46515215	0.39646002	306.375449	35.682278	6.645948	0.88427791	1.773473
02/14/1945	191.016891	1.46490595	0.39631067	306.736165	35.393996	6.645996	0.88434810	1.773027
02/22/1974	321.493387	1.46483531	0.39635509	307.012025	35.193708	6.648857	0.88424037	1.772898
03/02/2003	93.292671	1.46324181	0.39576210	307.224513	34.928702	6.654389	0.88414615	1.770006
03/09/2032	176.552064	1.50853113	0.40875661	310.275563	34.633968	6.623159	0.89190906	1.852815
03/17/2061	56.092468	1.50839368	0.40854392	310.566358	34.397196	6.625806	0.89214861	1.852562
03/25/2090	295.024132	1.50767459	0.40840361	310.838734	34.168813	6.632484	0.89193485	1.851237
04/03/2119	179.152806	1.50711285	0.40828991	311.144512	33.914193	6.634038	0.89177388	1.850203
04/10/2148	64.116941	1.50717555	0.40831748	311.647644	33.659637	6.632775	0.89176942	1.850318
04/18/2177	306.784671	1.50654078	0.40824216	311.879916	33.413218	6.636626	0.89150732	1.849149

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