Asteroid General Data

2015 XR₁₂₈

General information

Preliminary designation	2015 XR₁₂₈
Group	Amor
Absolute magnitude	19.10
Approximate diameter (m)	400
Approximate mass (kg)	1.19·10¹¹
Number of observations	598
Arc length (days)	2043

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	11.431011
a – orbit major semiaxis (astronomical units)	1.65040300
e – orbit eccentricity	0.32066600
ω – orbit ascending node-perihelion angle (degrees)	171.860162
Ω – longitude of orbit ascending node (degrees)	286.325987
i – orbit inclination to the ecliptic plane (degrees)	15.534161

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	290.394869	1.65026058	0.32139469	169.693844	287.420939	15.515847	1.11987559	2.119968
01/21/1858	177.730133	1.65063999	0.32120880	170.044027	287.252853	15.517542	1.12043989	2.120700
01/29/1887	64.482588	1.65052697	0.32095247	170.335754	287.105645	15.518620	1.12078627	2.120482
02/07/1916	311.894093	1.65063382	0.32090114	170.643844	286.935028	15.522090	1.12094355	2.120688
02/14/1945	198.979325	1.65014487	0.32074982	170.966869	286.781272	15.526384	1.12086119	2.119745
02/22/1974	86.453022	1.65032475	0.32092772	171.317647	286.620003	15.531722	1.12068979	2.120092
03/02/2003	333.607026	1.65021672	0.32065742	171.622433	286.453745	15.532877	1.12106248	2.119884
03/09/2032	221.056858	1.65059156	0.32056677	171.924379	286.293848	15.537262	1.12146675	2.120606
03/17/2061	107.936866	1.65035531	0.32055475	172.226651	286.127883	15.538119	1.12132608	2.120151
03/25/2090	355.177060	1.65070161	0.32069025	172.496773	285.965797	15.539933	1.12133770	2.120818
04/03/2119	241.870854	1.65025183	0.32042980	172.862537	285.802698	15.542235	1.12146198	2.119952
04/10/2148	129.125804	1.65061024	0.32033523	173.154099	285.643133	15.542466	1.12186162	2.120642
04/18/2177	16.264966	1.65030584	0.31998570	173.490653	285.478223	15.543517	1.12223156	2.120056

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