Asteroid General Data

2021 WJ₂

General information

Preliminary designation	2021 WJ₂
Group	Apollo
Absolute magnitude	22.40
Approximate diameter (m)	88
Approximate mass (kg)	1.25·10⁹
Number of observations	31
Arc length (days)	11

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	321.398055
a – orbit major semiaxis (astronomical units)	1.91492700
e – orbit eccentricity	0.57916900
ω – orbit ascending node-perihelion angle (degrees)	275.880637
Ω – longitude of orbit ascending node (degrees)	58.842291
i – orbit inclination to the ecliptic plane (degrees)	28.645500

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	111.204449	1.91515761	0.57992730	273.317846	61.915019	28.577663	0.80450543	2.650375
01/21/1858	93.498384	1.91500847	0.58000667	273.679091	61.497991	28.585901	0.80429079	2.650066
01/29/1887	75.319226	1.91481022	0.57973457	274.161888	60.955930	28.594721	0.80472854	2.649654
02/07/1916	57.427913	1.91491025	0.57970140	274.496289	60.546257	28.605931	0.80483409	2.649862
02/14/1945	39.326837	1.91459873	0.57984683	274.888890	60.070445	28.609777	0.80442473	2.649215
02/22/1974	21.276723	1.91496301	0.57947399	275.225112	59.643957	28.625535	0.80529176	2.649971
03/02/2003	3.349403	1.91485977	0.57928117	275.549494	59.225921	28.632979	0.80561755	2.649757
03/09/2032	345.131417	1.91528060	0.57865146	275.966965	58.732180	28.654700	0.80700070	2.650631
03/17/2061	327.196370	1.91515284	0.57815997	276.310600	58.325525	28.666676	0.80788813	2.650366
03/25/2090	308.975390	1.91519425	0.57811685	276.774167	57.791639	28.685654	0.80798818	2.650451
04/03/2119	291.335520	1.91513789	0.57769388	277.152182	57.371496	28.700617	0.80877446	2.650334
04/10/2148	273.618401	1.91542789	0.57753370	277.516441	56.891649	28.717194	0.80920373	2.650936
04/18/2177	256.327224	1.91536232	0.57741106	277.887588	56.474417	28.735126	0.80941093	2.650800

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