Asteroid General Data

2021 XB

General information

Preliminary designation	2021 XB
Group	Apollo
Absolute magnitude	28.48
Approximate diameter (m)	5
Approximate mass (kg)	2.80·10⁵
Number of observations	26
Arc length (days)	1

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	60.768787
a – orbit major semiaxis (astronomical units)	2.60287000
e – orbit eccentricity	0.71086100
ω – orbit ascending node-perihelion angle (degrees)	307.951285
Ω – longitude of orbit ascending node (degrees)	54.465393
i – orbit inclination to the ecliptic plane (degrees)	1.368017

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	294.534579	2.58298586	0.70534180	305.674855	54.293324	1.527693	0.76109797	4.151296
01/21/1858	272.814225	2.59930680	0.70548117	305.712520	54.340332	1.504904	0.76554479	4.190703
01/29/1887	259.267099	2.58382445	0.71590584	306.660675	54.233992	1.489855	0.73404944	4.153317
02/07/1916	244.482120	2.60060023	0.70642405	306.397545	54.800638	1.469664	0.76347368	4.193832
02/14/1945	219.616360	2.59155841	0.71108700	306.588340	54.503496	1.469561	0.74873492	4.171979
02/22/1974	214.611216	2.58980227	0.71183166	307.703795	54.479633	1.431904	0.74629901	4.167739
03/02/2003	193.141736	2.59589032	0.70619438	307.122783	55.102731	1.419436	0.76268718	4.182444
03/09/2032	172.258656	2.58413339	0.71850188	308.268512	54.426560	1.362244	0.72742870	4.154062
03/17/2061	146.056808	2.60569699	0.70854785	307.545811	55.908558	1.324030	0.75943599	4.206167
03/25/2090	106.482408	2.59924364	0.71162476	307.505080	55.887037	1.319742	0.74955750	4.190551
04/03/2119	84.420504	2.59797169	0.71230302	307.016634	57.350815	1.279093	0.74742860	4.187475
04/10/2148	49.292624	2.60492017	0.70826323	306.818444	57.554989	1.266975	0.75995100	4.204286
04/18/2177	22.032400	2.58315016	0.71999463	306.800492	58.159003	1.239455	0.72329591	4.151692

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