Asteroid General Data

2015 XZ₂₆₁ (512242)

General information

Preliminary designation	2015 XZ₂₆₁
Number	512242
Group	Amor
Absolute magnitude	18.42
Approximate diameter (m)	550
Approximate mass (kg)	3.05·10¹¹
Number of observations	242
Arc length (days)	8814

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	254.481467
a – orbit major semiaxis (astronomical units)	1.59790400
e – orbit eccentricity	0.31390100
ω – orbit ascending node-perihelion angle (degrees)	203.518068
Ω – longitude of orbit ascending node (degrees)	84.608508
i – orbit inclination to the ecliptic plane (degrees)	31.450515

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	299.224882	1.59786272	0.31150709	201.881680	85.425631	31.540073	1.10011716	2.019807
01/21/1858	72.775802	1.59801219	0.31160561	202.136748	85.295218	31.526078	1.10006263	2.020090
01/29/1887	205.326596	1.59757629	0.31212812	202.368212	85.177644	31.516086	1.09892780	2.019264
02/07/1916	338.552905	1.59777349	0.31236552	202.610751	85.068337	31.501006	1.09868414	2.019638
02/14/1945	111.273404	1.59712374	0.31255694	202.855605	84.941721	31.489874	1.09793162	2.018406
02/22/1974	244.467913	1.59794535	0.31322814	203.063541	84.823063	31.477166	1.09742390	2.019963
03/02/2003	17.570299	1.59763537	0.31371388	203.340831	84.705370	31.464900	1.09643499	2.019376
03/09/2032	150.424342	1.59798829	0.31401252	203.518714	84.591424	31.452636	1.09619997	2.020045
03/17/2061	284.024231	1.59765537	0.31461056	203.799649	84.458238	31.444078	1.09501612	2.019414
03/25/2090	56.684056	1.59764419	0.31472761	203.978355	84.338366	31.427929	1.09482145	2.019392
04/03/2119	189.991674	1.59762461	0.31518992	204.225868	84.221418	31.417364	1.09406944	2.019355
04/10/2148	322.661783	1.59766334	0.31536970	204.418338	84.097345	31.399245	1.09380872	2.019429
04/18/2177	96.165681	1.59781928	0.31593685	204.695609	83.970638	31.386562	1.09300930	2.019724

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