Asteroid General Data

2015 XO₁₂₈

General information

Preliminary designation	2015 XO₁₂₈
Group	Apollo
Absolute magnitude	24.70
Approximate diameter (m)	30
Approximate mass (kg)	5.20·10⁷
Number of observations	18
Arc length (days)	13

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	236.619041
a – orbit major semiaxis (astronomical units)	1.54908400
e – orbit eccentricity	0.39887900
ω – orbit ascending node-perihelion angle (degrees)	239.392351
Ω – longitude of orbit ascending node (degrees)	134.353958
i – orbit inclination to the ecliptic plane (degrees)	1.628809

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	318.948380	1.54563381	0.39761656	235.015210	137.873338	1.630001	0.93106421	1.921589
01/21/1858	350.694763	1.54710915	0.39820180	235.797065	137.289177	1.633826	0.93104749	1.924341
01/29/1887	30.897905	1.54376102	0.39750643	236.217912	137.166099	1.631115	0.93010610	1.918098
02/07/1916	73.610514	1.54570824	0.39786106	237.683665	135.744133	1.638246	0.93073112	1.921728
02/14/1945	110.356971	1.54529376	0.39760753	238.015353	135.429380	1.638900	0.93087333	1.920955
02/22/1974	143.271145	1.54854216	0.39849039	238.247914	135.097830	1.620868	0.93146299	1.927015
03/02/2003	162.312433	1.54954216	0.39894768	238.993892	134.554883	1.627290	0.93135591	1.928882
03/09/2032	178.846339	1.54908362	0.39879606	239.458654	134.342941	1.629171	0.93131517	1.928026
03/17/2061	195.899400	1.54927136	0.39883810	239.945562	134.055968	1.632968	0.93136291	1.928377
03/25/2090	213.799033	1.54898893	0.39879918	240.369104	133.870915	1.638364	0.93125341	1.927849
04/03/2119	228.011904	1.55018526	0.39909116	241.113625	133.337961	1.642611	0.93152002	1.930083
04/10/2148	228.106070	1.55345592	0.40011950	241.460902	132.901091	1.624281	0.93188792	1.936195
04/18/2177	228.806912	1.55224279	0.39980935	242.782541	131.627349	1.630236	0.93164161	1.933927

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