Asteroid General Data

1999 XM₁₄₁ (439877)

General information

Preliminary designation	1999 XM₁₄₁
Number	439877
Group	Apollo
Absolute magnitude	19.69
Approximate diameter (m)	310
Approximate mass (kg)	5.27·10¹⁰
Number of observations	237
Arc length (days)	9525

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	119.845630
a – orbit major semiaxis (astronomical units)	1.23604900
e – orbit eccentricity	0.36918800
ω – orbit ascending node-perihelion angle (degrees)	105.768525
Ω – longitude of orbit ascending node (degrees)	72.970774
i – orbit inclination to the ecliptic plane (degrees)	21.622127

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	212.126206	1.23563806	0.36958553	104.607218	74.100190	21.599788	0.77896412	1.373528
01/21/1858	258.036435	1.23575422	0.36947916	104.803326	73.925581	21.605306	0.77916879	1.373722
01/29/1887	301.970006	1.23611317	0.36956649	104.955274	73.769981	21.605966	0.77928716	1.374320
02/07/1916	339.090512	1.23711323	0.36992402	105.168062	73.596529	21.601175	0.77947533	1.375988
02/14/1945	10.630535	1.23751085	0.36985205	105.339400	73.436687	21.604276	0.77981492	1.376652
02/22/1974	40.972791	1.23737791	0.36968977	105.468925	73.283520	21.609316	0.77993196	1.376430
03/02/2003	74.272803	1.23677633	0.36940454	105.664502	73.109630	21.616614	0.77990554	1.375426
03/09/2032	114.419377	1.23598948	0.36914547	105.793178	72.951746	21.622990	0.77972956	1.374114
03/17/2061	159.449170	1.23565749	0.36901894	105.965318	72.776872	21.630862	0.77967648	1.373560
03/25/2090	205.420487	1.23570133	0.36889551	106.136107	72.623799	21.635391	0.77985666	1.373634
04/03/2119	247.806309	1.23660059	0.36905622	106.335851	72.445727	21.633448	0.78022546	1.375133
04/10/2148	283.038304	1.23724872	0.36925207	106.520212	72.284221	21.632013	0.78039207	1.376215
04/18/2177	313.728541	1.23744115	0.36929040	106.721015	72.113721	21.636116	0.78046601	1.376536

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