Asteroid General Data

2025 UN

General information

Preliminary designation	2025 UN
Group	Apollo
Absolute magnitude	28.78
Approximate diameter (m)	5
Approximate mass (kg)	1.85·10⁵
Number of observations	89
Arc length (days)	6

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	253.534583
a – orbit major semiaxis (astronomical units)	1.30941300
e – orbit eccentricity	0.36045000
ω – orbit ascending node-perihelion angle (degrees)	291.116385
Ω – longitude of orbit ascending node (degrees)	25.504014
i – orbit inclination to the ecliptic plane (degrees)	1.680945

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	199.475088	1.30177073	0.35903398	289.117909	26.810518	0.915201	0.83439081	1.485260
01/21/1858	33.278756	1.30181442	0.35897004	289.206183	26.517331	0.908587	0.83450205	1.485334
01/29/1887	225.602149	1.30354013	0.35952258	289.382872	26.555029	0.905045	0.83488801	1.488289
02/07/1916	54.226291	1.30174747	0.35913563	289.353454	26.554122	0.896897	0.83424357	1.485220
02/14/1945	248.337932	1.30152627	0.35925322	288.801350	27.073103	0.889806	0.83394877	1.484841
02/22/1974	79.027130	1.30211124	0.35922020	288.113855	27.746547	0.882806	0.83436658	1.485842
03/02/2003	283.470655	1.29768817	0.35802988	287.803149	27.608889	0.890558	0.83307703	1.478278
03/09/2032	132.186761	1.30631791	0.35940332	290.813790	25.436009	1.687061	0.83682291	1.493049
03/17/2061	289.399793	1.30543225	0.35932199	291.778194	24.341817	1.650793	0.83636173	1.491530
03/25/2090	95.700281	1.30500344	0.35894443	291.931583	24.302183	1.646326	0.83657972	1.490796
04/03/2119	260.185979	1.30645314	0.35941912	292.157879	24.218070	1.643172	0.83688889	1.493280
04/10/2148	118.638589	1.29783973	0.35734296	291.552702	24.002681	1.654867	0.83406584	1.478537
04/18/2177	311.600553	1.30218535	0.35852254	292.718593	23.358609	1.636466	0.83532255	1.485969

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