Asteroid General Data

2021 WJ

General information

Preliminary designation	2021 WJ
Group	Apollo
Absolute magnitude	23.79
Approximate diameter (m)	46
Approximate mass (kg)	1.83·10⁸
Number of observations	41
Arc length (days)	15

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	350.574062
a – orbit major semiaxis (astronomical units)	1.02217500
e – orbit eccentricity	0.15403400
ω – orbit ascending node-perihelion angle (degrees)	50.771520
Ω – longitude of orbit ascending node (degrees)	241.653333
i – orbit inclination to the ecliptic plane (degrees)	24.468048

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	234.279916	1.02209929	0.15460297	50.528284	242.459658	24.444308	0.86407971	1.033333
01/21/1858	265.868365	1.02211186	0.15453839	50.542423	242.341334	24.448125	0.86415634	1.033352
01/29/1887	297.673065	1.02207015	0.15444887	50.578884	242.221547	24.451360	0.86421257	1.033289
02/07/1916	329.824428	1.02198023	0.15432894	50.619869	242.105362	24.455260	0.86425911	1.033152
02/14/1945	2.212903	1.02192764	0.15427401	50.680899	241.987372	24.458808	0.86427077	1.033073
02/22/1974	34.547662	1.02193190	0.15420507	50.719292	241.873128	24.462493	0.86434481	1.033079
03/02/2003	66.553349	1.02196070	0.15413422	50.751229	241.756027	24.465944	0.86444158	1.033123
03/09/2032	98.232140	1.02202245	0.15399609	50.758790	241.640811	24.470033	0.86463498	1.033216
03/17/2061	129.735765	1.02209026	0.15388057	50.785865	241.523775	24.473706	0.86481044	1.033319
03/25/2090	161.342286	1.02211327	0.15374161	50.819157	241.403778	24.477303	0.86497192	1.033354
04/03/2119	193.268527	1.02207548	0.15364608	50.853563	241.285055	24.481423	0.86503758	1.033297
04/10/2148	225.630232	1.02198724	0.15351591	50.900408	241.165254	24.484592	0.86509594	1.033163
04/18/2177	258.244291	1.02173537	0.15350641	50.916705	241.056062	24.486126	0.86489244	1.032781

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