Asteroid General Data

2021 WR₄

General information

Preliminary designation	2021 WR₄
Group	Apollo
Absolute magnitude	30.43
Approximate diameter (m)	2
Approximate mass (kg)	1.90·10⁴
Number of observations	27
Arc length (days)	3

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	92.095641
a – orbit major semiaxis (astronomical units)	1.28048900
e – orbit eccentricity	0.25140300
ω – orbit ascending node-perihelion angle (degrees)	39.183795
Ω – longitude of orbit ascending node (degrees)	61.612862
i – orbit inclination to the ecliptic plane (degrees)	0.404335

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	320.856552	1.30242844	0.26112542	13.379341	83.425941	0.843133	0.96233127	1.486385
01/21/1858	148.003150	1.30096933	0.26042684	14.870561	81.440697	0.801642	0.96216199	1.483888
01/29/1887	352.202037	1.30058814	0.26015279	14.693246	81.642522	0.801806	0.96223651	1.483236
02/07/1916	185.052556	1.30193173	0.26081527	14.623305	81.203479	0.797810	0.96236805	1.485535
02/14/1945	17.033507	1.30240303	0.26092830	14.019355	81.853436	0.799163	0.96256922	1.486342
02/22/1974	122.848340	1.31681927	0.26751775	32.159122	64.557700	0.621217	0.96454674	1.511088
03/02/2003	195.522886	1.31720802	0.26736001	32.143884	64.634448	0.622625	0.96503927	1.511758
03/09/2032	12.394154	1.28059414	0.25155683	39.162053	61.639787	0.403905	0.95845193	1.449165
03/17/2061	31.233195	1.27631619	0.24955133	39.504716	61.789779	0.401932	0.95780979	1.441910
03/25/2090	77.999168	1.27801516	0.25017664	39.945101	61.606196	0.400342	0.95828563	1.444790
04/03/2119	100.304793	1.27958799	0.25078652	40.064900	61.663229	0.398754	0.95868458	1.447458
04/10/2148	130.999632	1.27435140	0.24848282	40.444285	61.757879	0.396793	0.95769697	1.438581
04/18/2177	199.061502	1.27291272	0.24799718	43.727438	57.830280	0.379899	0.95723396	1.436146

Detailed table...

3D animation...

Calculation on the date...

Return to search