Asteroid General Data

1998 XD₁₂

General information

Preliminary designation	1998 XD₁₂
Group	Apollo
Absolute magnitude	20.50
Approximate diameter (m)	210
Approximate mass (kg)	1.72·10¹⁰
Number of observations	60
Arc length (days)	10

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	325.965107
a – orbit major semiaxis (astronomical units)	1.39711000
e – orbit eccentricity	0.62358700
ω – orbit ascending node-perihelion angle (degrees)	69.633709
Ω – longitude of orbit ascending node (degrees)	259.630943
i – orbit inclination to the ecliptic plane (degrees)	13.490051

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	73.017519	1.39707718	0.62256186	66.805905	262.279715	13.592365	0.52731021	1.651320
01/21/1858	278.708573	1.39740611	0.62267446	67.193199	261.908355	13.582813	0.52727702	1.651903
01/29/1887	124.812692	1.39733790	0.62293943	67.635681	261.489635	13.557281	0.52688103	1.651782
02/07/1916	331.967503	1.39676528	0.62298797	68.015095	261.129631	13.540549	0.52659731	1.650767
02/14/1945	178.153324	1.39724613	0.62320697	68.471529	260.723170	13.523341	0.52647261	1.651619
02/22/1974	24.967552	1.39641595	0.62318678	68.871142	260.337021	13.514217	0.52618799	1.650148
03/02/2003	234.155013	1.39731261	0.62346053	69.317700	259.928928	13.503615	0.52614334	1.651737
03/09/2032	79.552962	1.39762919	0.62339914	69.726200	259.534691	13.484411	0.52634835	1.652299
03/17/2061	286.495456	1.39686823	0.62343015	70.102817	259.160178	13.472514	0.52601846	1.650949
03/25/2090	132.561563	1.39685586	0.62343385	70.596698	258.716467	13.453092	0.52600863	1.650928
04/03/2119	339.477327	1.39658759	0.62335473	71.017140	258.328783	13.455893	0.52601811	1.650452
04/10/2148	187.455161	1.39701583	0.62366986	71.486611	257.891432	13.435682	0.52573916	1.651211
04/18/2177	33.780894	1.39727558	0.62385870	71.881783	257.512529	13.421164	0.52557305	1.651672

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