Asteroid General Data

2005 UN₁₅₇ (504033)

General information

Preliminary designation	2005 UN₁₅₇
Number	504033
Group	Apollo
Absolute magnitude	18.37
Approximate diameter (m)	560
Approximate mass (kg)	3.27·10¹¹
Number of observations	114
Arc length (days)	7297

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	122.474721
a – orbit major semiaxis (astronomical units)	2.51113700
e – orbit eccentricity	0.85841000
ω – orbit ascending node-perihelion angle (degrees)	210.114735
Ω – longitude of orbit ascending node (degrees)	21.465230
i – orbit inclination to the ecliptic plane (degrees)	44.390300

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	333.590850	2.48356086	0.84860646	207.932125	24.092711	48.288735	0.37599506	3.913928
01/21/1858	107.576816	2.50417847	0.84844143	208.470466	23.487196	47.065480	0.37952971	3.962767
01/29/1887	213.432845	2.51922894	0.84806088	208.999790	22.792128	45.866285	0.38276943	3.998546
02/07/1916	297.366212	2.52899818	0.84707381	209.361913	22.401155	45.163550	0.38675007	4.021827
02/14/1945	9.595162	2.53483274	0.84698469	209.538112	22.229079	44.799244	0.38786820	4.035753
02/22/1974	80.008829	2.53228875	0.84854281	209.669825	22.099686	44.677731	0.38353335	4.029679
03/02/2003	160.316487	2.52132617	0.85340753	209.853743	21.865504	44.596503	0.36960743	4.003540
03/09/2032	257.814354	2.51151012	0.85873170	210.162593	21.439534	44.350215	0.35479676	3.980183
03/17/2061	15.093258	2.49672561	0.86685956	210.647145	20.624166	43.861832	0.33241515	3.945089
03/25/2090	151.989001	2.48606037	0.87248490	210.990539	20.108272	43.560294	0.31701023	3.919838
04/03/2119	307.829479	2.47411652	0.87800747	211.370398	19.583148	43.273906	0.30182374	3.891624
04/10/2148	118.456305	2.46869237	0.88049598	211.514197	19.453594	43.205177	0.29501866	3.878833
04/18/2177	294.372532	2.46781950	0.88126972	211.704818	19.252537	42.958738	0.29300491	3.876776

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