Asteroid General Data

2002 AM₃₁ (153958)

General information

Preliminary designation	2002 AM₃₁
Number	153958
Group	Apollo
Absolute magnitude	18.35
Approximate diameter (m)	570
Approximate mass (kg)	3.36·10¹¹
Number of observations	817
Arc length (days)	15330

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	117.247771
a – orbit major semiaxis (astronomical units)	1.70354900
e – orbit eccentricity	0.45147700
ω – orbit ascending node-perihelion angle (degrees)	197.976292
Ω – longitude of orbit ascending node (degrees)	144.354962
i – orbit inclination to the ecliptic plane (degrees)	4.645290

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	174.712887	1.70573546	0.45215954	195.440996	146.121748	4.577684	0.93447090	2.227759
01/21/1858	188.883990	1.70445183	0.45178511	195.784678	145.873357	4.593869	0.93440586	2.225244
01/29/1887	202.140697	1.70486507	0.45209553	196.203692	145.601794	4.589415	0.93410320	2.226054
02/07/1916	217.318931	1.70364773	0.45159283	196.610363	145.365232	4.603444	0.93429263	2.223670
02/14/1945	235.046948	1.70427738	0.45175344	196.918058	145.063889	4.625812	0.93436421	2.224903
02/22/1974	251.594407	1.70383548	0.45180759	197.241623	144.807380	4.621359	0.93402968	2.224037
03/02/2003	266.290572	1.70432256	0.45235652	197.586450	144.610068	4.622922	0.93336113	2.224991
03/09/2032	283.998533	1.70317564	0.45166935	198.033704	144.331023	4.645732	0.93390340	2.222746
03/17/2061	301.611950	1.70413066	0.45159586	198.264270	144.067367	4.666610	0.93455231	2.224615
03/25/2090	318.163855	1.70408592	0.45157528	198.611067	143.835571	4.662012	0.93456285	2.224528
04/03/2119	331.992961	1.70489914	0.45185571	198.985100	143.623900	4.660625	0.93453072	2.226120
04/10/2148	354.490455	1.70081709	0.45091683	199.576792	143.284741	4.692212	0.93389005	2.218130
04/18/2177	22.663192	1.70181492	0.45150095	199.940210	143.049111	4.689975	0.93344386	2.220082

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