Asteroid General Data

2016 XA₂₁

General information

Preliminary designation	2016 XA₂₁
Group	Apollo
Absolute magnitude	25.77
Approximate diameter (m)	19
Approximate mass (kg)	1.19·10⁷
Number of observations	41
Arc length (days)	39

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	276.755803
a – orbit major semiaxis (astronomical units)	1.88319600
e – orbit eccentricity	0.46331100
ω – orbit ascending node-perihelion angle (degrees)	340.179518
Ω – longitude of orbit ascending node (degrees)	110.662887
i – orbit inclination to the ecliptic plane (degrees)	1.209032

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	172.053127	1.88450207	0.46447567	337.412763	111.689507	1.165174	1.00919670	2.586995
01/21/1858	243.707670	1.88625331	0.46481332	337.836471	111.543394	1.172719	1.00949764	2.590602
01/29/1887	316.418245	1.88640982	0.46443206	337.979760	111.547043	1.174508	1.01030062	2.590924
02/07/1916	26.729438	1.88533507	0.46421762	338.633916	111.220299	1.184447	1.01012931	2.588710
02/14/1945	102.243095	1.88539924	0.46425493	338.811037	111.221245	1.186121	1.01009335	2.588842
02/22/1974	171.753169	1.88584426	0.46506995	339.393594	111.012487	1.195951	1.00879478	2.589759
03/02/2003	243.553435	1.88670457	0.46447702	339.516558	111.016281	1.197680	1.01037364	2.591531
03/09/2032	317.953068	1.88224709	0.46419982	340.136850	110.878732	1.211523	1.00850832	2.582353
03/17/2061	37.360262	1.88479468	0.46451459	340.320924	110.837371	1.213175	1.00928006	2.587597
03/25/2090	126.744646	1.88189795	0.46361104	338.743958	112.896769	1.225902	1.00942928	2.581634
04/03/2119	217.972414	1.87911738	0.46340569	339.025736	112.811661	1.229564	1.00832369	2.575915
04/10/2148	308.044415	1.88172513	0.46356679	339.252519	112.774879	1.231407	1.00941985	2.581279
04/18/2177	41.162620	1.88140389	0.46350825	339.749371	112.590243	1.236707	1.00935767	2.580618

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