Asteroid General Data

2015 XF₂₆₁

General information

Preliminary designation	2015 XF₂₆₁
Group	Aten
Absolute magnitude	25.20
Approximate diameter (m)	24
Approximate mass (kg)	2.61·10⁷
Number of observations	74
Arc length (days)	2991

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	66.492511
a – orbit major semiaxis (astronomical units)	0.98988000
e – orbit eccentricity	0.31907800
ω – orbit ascending node-perihelion angle (degrees)	100.882587
Ω – longitude of orbit ascending node (degrees)	209.798364
i – orbit inclination to the ecliptic plane (degrees)	0.793849

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	219.332647	0.98287076	0.31943326	87.385191	224.061757	0.726647	0.66890915	0.974418
01/21/1858	140.327147	0.98343274	0.31928800	89.168747	222.545379	0.740492	0.66943447	0.975254
01/29/1887	33.014678	0.98529088	0.32004552	91.367898	220.026212	0.732768	0.66995294	0.978019
02/07/1916	271.822097	0.98739865	0.31889466	94.582904	216.298114	0.793496	0.67252249	0.981159
02/14/1945	111.462068	0.98676300	0.31882839	98.949119	211.946541	0.784042	0.67215494	0.980212
02/22/1974	308.491814	0.98965882	0.31910070	99.715147	210.961766	0.794406	0.67385800	0.984530
03/02/2003	107.052104	0.99052478	0.31959705	100.204818	210.541378	0.800352	0.67395598	0.985822
03/09/2032	268.763795	0.98912181	0.31868873	101.123229	209.554774	0.796871	0.67389984	0.983729
03/17/2061	103.338720	0.98817316	0.31819266	101.579746	209.232695	0.799582	0.67374371	0.982314
03/25/2090	269.117089	0.99201635	0.31854669	104.178416	206.706662	0.765263	0.67601283	0.988050
04/03/2119	200.616909	1.00461419	0.31753722	109.386675	198.343469	0.954699	0.68561180	1.006931
04/10/2148	122.949609	1.00535967	0.31751080	110.787308	197.178080	0.957318	0.68614712	1.008052
04/18/2177	48.098155	1.00480915	0.31745340	113.689640	194.377692	0.964990	0.68582907	1.007224

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