Asteroid General Data

2015 XX₁₂₉

General information

Preliminary designation	2015 XX₁₂₉
Group	Apollo
Absolute magnitude	26.60
Approximate diameter (m)	13
Approximate mass (kg)	3.77·10⁶
Number of observations	20
Arc length (days)	12

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	143.051150
a – orbit major semiaxis (astronomical units)	1.04173800
e – orbit eccentricity	0.03340300
ω – orbit ascending node-perihelion angle (degrees)	84.998811
Ω – longitude of orbit ascending node (degrees)	251.413316
i – orbit inclination to the ecliptic plane (degrees)	8.104665

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	249.635496	1.04536251	0.03199044	72.715835	255.201451	8.143487	1.01192090	1.068811
01/21/1858	279.547507	1.04889692	0.03347977	70.405098	254.597824	8.148137	1.01378010	1.074236
01/29/1887	284.219738	1.05004480	0.03515881	70.208863	254.049305	8.127271	1.01312647	1.076000
02/07/1916	287.112715	1.04928828	0.03461390	70.842587	253.656043	8.129927	1.01296832	1.074838
02/14/1945	317.306624	1.04481353	0.03330638	77.990244	252.998428	8.122385	1.01001458	1.067969
02/22/1974	13.728507	1.04418777	0.03288454	78.808131	252.514941	8.124515	1.00985013	1.067010
03/02/2003	104.030961	1.04352550	0.03296576	81.632662	251.853826	8.121747	1.00912489	1.065995
03/09/2032	197.014078	1.04139094	0.03343730	85.033104	251.366721	8.105143	1.00656965	1.062726
03/17/2061	291.402705	1.04131545	0.03384859	87.286162	250.701573	8.097583	1.00606839	1.062610
03/25/2090	78.744707	1.03613253	0.03369031	92.409812	249.953942	8.067238	1.00122490	1.054687
04/03/2119	268.300528	1.03583824	0.03358946	92.462501	249.681384	8.066314	1.00104499	1.054238
04/10/2148	76.855786	1.03729526	0.03353285	91.285837	249.078886	8.075250	1.00251179	1.056463
04/18/2177	268.831812	1.03455754	0.03357578	93.737649	248.630946	8.056813	0.99982146	1.052283

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