Asteroid General Data

2015 HX₁₈₁

General information

Preliminary designation	2015 HX₁₈₁
Group	Apollo
Absolute magnitude	23.89
Approximate diameter (m)	44
Approximate mass (kg)	1.59·10⁸
Number of observations	46
Arc length (days)	28

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	293.331363
a – orbit major semiaxis (astronomical units)	1.78963000
e – orbit eccentricity	0.56015200
ω – orbit ascending node-perihelion angle (degrees)	293.624429
Ω – longitude of orbit ascending node (degrees)	211.886043
i – orbit inclination to the ecliptic plane (degrees)	7.907352

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	102.468172	1.78211569	0.56279409	287.581929	216.643342	7.518207	0.77915151	2.379055
01/21/1858	173.356655	1.78180973	0.56169958	288.834233	215.665425	7.560669	0.78096795	2.378442
01/29/1887	239.899427	1.78455892	0.56108815	289.867865	214.931076	7.590303	0.78326406	2.383949
02/07/1916	287.406898	1.79450338	0.55995783	291.370687	214.034158	7.816029	0.78965717	2.403904
02/14/1945	312.026854	1.79540337	0.55908523	291.977628	213.543759	7.838807	0.79161986	2.405712
02/22/1974	334.417848	1.79504172	0.55932117	292.526400	212.999866	7.854702	0.79103689	2.404985
03/02/2003	358.423634	1.79444618	0.55969135	293.051097	212.469442	7.877194	0.79011018	2.403789
03/09/2032	36.811984	1.78995832	0.55992847	293.634101	211.850637	7.908958	0.78770970	2.394777
03/17/2061	81.067251	1.78931855	0.56121460	294.810280	210.924867	7.954968	0.78512686	2.393493
03/25/2090	126.814504	1.78900706	0.56122957	295.796464	210.200683	7.991054	0.78496339	2.392868
04/03/2119	173.131515	1.78907681	0.55973522	296.864294	209.351499	8.044508	0.78766751	2.393008
04/10/2148	218.253377	1.78920531	0.55816279	297.590484	208.791311	8.073308	0.79053749	2.393265
04/18/2177	249.942371	1.79642179	0.55768345	298.335272	208.215932	8.045304	0.79458709	2.407759

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