Asteroid General Data

2021 XN₄

General information

Preliminary designation	2021 XN₄
Group	Apollo
Absolute magnitude	23.79
Approximate diameter (m)	46
Approximate mass (kg)	1.83·10⁸
Number of observations	62
Arc length (days)	1096

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	91.092878
a – orbit major semiaxis (astronomical units)	1.30548400
e – orbit eccentricity	0.25315800
ω – orbit ascending node-perihelion angle (degrees)	142.663262
Ω – longitude of orbit ascending node (degrees)	256.721156
i – orbit inclination to the ecliptic plane (degrees)	23.369832

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	202.438993	1.30384521	0.25395941	141.259700	257.583984	23.307081	0.97272145	1.488811
01/21/1858	20.566426	1.30383331	0.25382376	141.388943	257.475715	23.314202	0.97288943	1.488791
01/29/1887	193.125508	1.30456153	0.25382839	141.689629	257.322950	23.320966	0.97342678	1.490038
02/07/1916	7.482021	1.30411640	0.25343476	141.827430	257.209897	23.329092	0.97360798	1.489276
02/14/1945	181.100291	1.30476477	0.25352727	141.987434	257.095729	23.332727	0.97397132	1.490387
02/22/1974	351.096500	1.30428230	0.25294379	142.302247	256.946961	23.346169	0.97437219	1.489560
03/02/2003	164.890799	1.30433403	0.25285577	142.432758	256.839342	23.353338	0.97452564	1.489649
03/09/2032	334.132349	1.30463249	0.25266103	142.692472	256.688764	23.362342	0.97500270	1.490160
03/17/2061	147.865063	1.30413261	0.25233850	142.828390	256.573179	23.370747	0.97504975	1.489304
03/25/2090	321.678648	1.30461491	0.25240706	142.999208	256.457093	23.377210	0.97532089	1.490130
04/03/2119	133.945293	1.30390965	0.25189381	143.219760	256.308030	23.386399	0.97546288	1.488922
04/10/2148	311.030239	1.30386116	0.25182135	143.353848	256.196643	23.393539	0.97552108	1.488839
04/18/2177	123.744373	1.30420635	0.25161789	143.582961	256.049600	23.397913	0.97604471	1.489430

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