Asteroid General Data

2025 US₁₂

General information

Preliminary designation	2025 US₁₂
Group	Amor
Absolute magnitude	24.34
Approximate diameter (m)	36
Approximate mass (kg)	8.55·10⁷
Number of observations	37
Arc length (days)	22

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	184.653935
a – orbit major semiaxis (astronomical units)	1.34600700
e – orbit eccentricity	0.21862200
ω – orbit ascending node-perihelion angle (degrees)	212.614565
Ω – longitude of orbit ascending node (degrees)	213.255102
i – orbit inclination to the ecliptic plane (degrees)	21.902563

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	242.416720	1.34429161	0.21654927	211.218094	214.110449	21.858021	1.05318624	1.558622
01/21/1858	106.081401	1.34436549	0.21670710	211.427554	213.980917	21.854918	1.05303194	1.558751
01/29/1887	328.957791	1.34429983	0.21683834	211.590466	213.862260	21.854670	1.05280409	1.558636
02/07/1916	193.254333	1.34411826	0.21700532	211.864827	213.729951	21.850292	1.05243745	1.558321
02/14/1945	56.290081	1.34411384	0.21700095	212.054561	213.608813	21.848438	1.05243986	1.558313
02/22/1974	281.290492	1.34416841	0.21735234	212.288601	213.476389	21.843760	1.05201026	1.558408
03/02/2003	145.123126	1.34418064	0.21750115	212.474967	213.359833	21.843465	1.05181981	1.558429
03/09/2032	10.326619	1.34387205	0.21766309	212.756444	213.233058	21.839369	1.05136071	1.557893
03/17/2061	234.975670	1.34429209	0.21789350	212.909101	213.112466	21.837385	1.05137958	1.558623
03/25/2090	99.902315	1.34380608	0.21794997	213.086982	212.993241	21.839332	1.05092359	1.557778
04/03/2119	325.079346	1.34405042	0.21817897	213.351215	212.860234	21.834662	1.05080688	1.558203
04/10/2148	189.231275	1.34379868	0.21814359	213.567431	212.735482	21.834108	1.05065761	1.557765
04/18/2177	54.663542	1.34423898	0.21843654	213.788878	212.602271	21.828324	1.05060807	1.558531

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