Asteroid General Data

2021 XY₄

General information

Preliminary designation	2021 XY₄
Group	Apollo
Absolute magnitude	23.66
Approximate diameter (m)	49
Approximate mass (kg)	2.19·10⁸
Number of observations	108
Arc length (days)	12

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	342.236975
a – orbit major semiaxis (astronomical units)	1.84745500
e – orbit eccentricity	0.59562200
ω – orbit ascending node-perihelion angle (degrees)	292.621344
Ω – longitude of orbit ascending node (degrees)	72.417499
i – orbit inclination to the ecliptic plane (degrees)	7.794439

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	252.696563	1.84438849	0.59551331	288.017615	76.220268	7.693724	0.74603059	2.504836
01/21/1858	111.501283	1.83948834	0.59484870	288.613226	75.617903	7.723787	0.74527109	2.494860
01/29/1887	339.908923	1.83873918	0.59512364	289.372896	74.944875	7.745858	0.74446203	2.493336
02/07/1916	207.770992	1.84009211	0.59460482	289.926226	74.422907	7.746971	0.74596447	2.496088
02/14/1945	79.440698	1.83748151	0.59474410	290.618453	73.867354	7.757266	0.74465022	2.490778
02/22/1974	313.631477	1.83683293	0.59427078	291.299133	73.326265	7.777820	0.74525679	2.489460
03/02/2003	188.515068	1.83735976	0.59468530	292.017799	72.771973	7.795716	0.74470892	2.490531
03/09/2032	48.057090	1.84725569	0.59582794	292.886197	72.227022	7.797461	0.74660913	2.510679
03/17/2061	248.538299	1.84751263	0.59532844	293.551608	71.716525	7.819500	0.74763583	2.511203
03/25/2090	89.956492	1.84633764	0.59537478	294.354023	71.100866	7.844538	0.74707478	2.508807
04/03/2119	296.501754	1.84443505	0.59519899	294.930395	70.616213	7.850069	0.74662918	2.504930
04/10/2148	144.295136	1.84509571	0.59558096	295.580124	70.053718	7.870448	0.74619184	2.506276
04/18/2177	349.074572	1.84724200	0.59603717	296.281578	69.476484	7.852821	0.74621711	2.510651

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