Asteroid General Data

1991 XB

General information

Preliminary designation	1991 XB
Group	Amor
Absolute magnitude	18.41
Approximate diameter (m)	550
Approximate mass (kg)	3.09·10¹¹
Number of observations	39
Arc length (days)	7232

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	313.536612
a – orbit major semiaxis (astronomical units)	2.96364600
e – orbit eccentricity	0.58165900
ω – orbit ascending node-perihelion angle (degrees)	172.725844
Ω – longitude of orbit ascending node (degrees)	250.140360
i – orbit inclination to the ecliptic plane (degrees)	16.232086

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	359.396379	2.94006191	0.59261183	167.539535	253.551294	15.585360	1.19774646	5.041216
01/21/1858	260.724383	2.94385737	0.59096618	168.438592	252.946012	15.718278	1.20413723	5.050981
01/29/1887	158.659027	2.96853440	0.58129178	169.080118	252.344143	15.726634	1.24294974	5.114624
02/07/1916	51.609453	2.98111174	0.57607373	169.779663	251.966106	15.759524	1.26377157	5.147164
02/14/1945	297.856821	2.96019682	0.58330627	170.314489	251.620851	15.941519	1.23349546	5.093092
02/22/1974	184.476563	2.94987592	0.58621354	171.327280	250.981314	16.127293	1.22061873	5.066479
03/02/2003	78.794216	2.94073518	0.58962417	172.430510	250.389171	16.306225	1.20680665	5.042948
03/09/2032	340.809521	2.94316361	0.58889059	173.203573	249.894217	16.398460	1.20996226	5.049196
03/17/2061	245.562000	2.96949775	0.57935834	173.741803	249.517948	16.332958	1.24909447	5.117114
03/25/2090	143.281019	2.96410207	0.58249410	174.524610	249.132725	16.517795	1.23753010	5.103174
04/03/2119	28.062489	2.95663159	0.58271608	174.938067	248.683587	16.544726	1.23375483	5.083893
04/10/2148	271.389504	2.95455280	0.58321059	175.982406	248.104067	16.639641	1.23142631	5.078533
04/18/2177	160.891897	2.94691374	0.58707195	176.974102	247.549856	16.772956	1.21686336	5.058849

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