Asteroid General Data

2025 UM₃

General information

Preliminary designation	2025 UM₃
Group	Amor
Absolute magnitude	26.31
Approximate diameter (m)	15
Approximate mass (kg)	5.62·10⁶
Number of observations	23
Arc length (days)	28

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	137.250273
a – orbit major semiaxis (astronomical units)	1.71679200
e – orbit eccentricity	0.37002900
ω – orbit ascending node-perihelion angle (degrees)	229.679547
Ω – longitude of orbit ascending node (degrees)	174.618440
i – orbit inclination to the ecliptic plane (degrees)	2.034728

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	330.678134	1.72220820	0.37212074	226.971381	176.175839	2.019896	1.08133881	2.260107
01/21/1858	274.034033	1.72118727	0.37153035	227.321609	175.932470	2.026612	1.08171396	2.258098
01/29/1887	216.105984	1.72240016	0.37212254	227.733397	175.714806	2.030575	1.08145623	2.260485
02/07/1916	158.798651	1.72189129	0.37155609	228.253241	175.401382	2.033601	1.08211210	2.259484
02/14/1945	100.408684	1.72292515	0.37182817	228.549813	175.230187	2.037254	1.08229305	2.261519
02/22/1974	43.060876	1.72217853	0.37148166	229.013849	174.976468	2.038403	1.08242079	2.260049
03/02/2003	345.528240	1.72219519	0.37146923	229.281195	174.829075	2.041121	1.08245267	2.260082
03/09/2032	288.937111	1.72222168	0.37146411	229.770996	174.564845	2.041986	1.08247814	2.260134
03/17/2061	230.255777	1.72254757	0.37166732	230.053849	174.413334	2.044719	1.08233292	2.260776
03/25/2090	173.984203	1.72197307	0.37170871	230.476331	174.176976	2.046634	1.08190068	2.259645
04/03/2119	117.299210	1.72196042	0.37170690	230.806047	173.991990	2.050191	1.08189585	2.259620
04/10/2148	63.265661	1.72137410	0.37165780	231.286346	173.681219	2.056915	1.08161198	2.258466
04/18/2177	7.228548	1.72181571	0.37166819	231.656412	173.478022	2.062043	1.08187159	2.259335

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