Asteroid General Data

2015 XW₁₂₈

General information

Preliminary designation	2015 XW₁₂₈
Group	Amor
Absolute magnitude	20.03
Approximate diameter (m)	260
Approximate mass (kg)	3.30·10¹⁰
Number of observations	42
Arc length (days)	1842

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	211.773325
a – orbit major semiaxis (astronomical units)	1.78715000
e – orbit eccentricity	0.34673500
ω – orbit ascending node-perihelion angle (degrees)	276.413590
Ω – longitude of orbit ascending node (degrees)	69.910461
i – orbit inclination to the ecliptic plane (degrees)	22.945792

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	265.958722	1.78557567	0.34650343	274.529425	71.541832	22.926133	1.16686758	2.385987
01/21/1858	325.148912	1.78545241	0.34632721	274.818233	71.313354	22.927678	1.16710166	2.385740
01/29/1887	24.607144	1.78531531	0.34644917	275.134480	71.048338	22.930029	1.16679431	2.385465
02/07/1916	84.022958	1.78530819	0.34638771	275.346664	70.830416	22.931814	1.16689937	2.385450
02/14/1945	143.106000	1.78558705	0.34627047	275.592305	70.599964	22.929078	1.16729099	2.386009
02/22/1974	202.191301	1.78544261	0.34609672	275.875810	70.350032	22.935327	1.16750677	2.385720
03/02/2003	261.596827	1.78514228	0.34626159	276.124560	70.118332	22.936590	1.16701607	2.385118
03/09/2032	320.792724	1.78546504	0.34589141	276.376943	69.879277	22.942334	1.16788803	2.385765
03/17/2061	20.016143	1.78539862	0.34559251	276.644189	69.658452	22.944380	1.16837822	2.385632
03/25/2090	79.614739	1.78536346	0.34561589	276.946925	69.398009	22.947271	1.16831347	2.385561
04/03/2119	139.239764	1.78505085	0.34571073	277.166917	69.179424	22.948902	1.16793961	2.384935
04/10/2148	198.887453	1.78527128	0.34566805	277.449278	68.925694	22.946699	1.16816003	2.385377
04/18/2177	258.682112	1.78525958	0.34546844	277.712790	68.691634	22.950083	1.16850873	2.385353

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