Asteroid General Data

2021 WR

General information

Preliminary designation	2021 WR
Group	Apollo
Absolute magnitude	25.43
Approximate diameter (m)	22
Approximate mass (kg)	1.90·10⁷
Number of observations	109
Arc length (days)	1491

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	68.228862
a – orbit major semiaxis (astronomical units)	2.50972800
e – orbit eccentricity	0.61215600
ω – orbit ascending node-perihelion angle (degrees)	223.335357
Ω – longitude of orbit ascending node (degrees)	226.555342
i – orbit inclination to the ecliptic plane (degrees)	1.258092

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	170.994366	2.55325895	0.61077753	203.683556	240.040121	1.431355	0.99378575	4.079838
01/21/1858	233.031942	2.52313919	0.62394316	206.491519	238.770571	1.440312	0.94884376	4.007859
01/29/1887	307.236184	2.53475424	0.61471991	210.874308	235.801494	1.381794	0.97659033	4.035565
02/07/1916	351.806728	2.55921956	0.59883923	213.533831	233.451449	1.335090	1.02665850	4.094133
02/14/1945	21.859848	2.56233810	0.59791256	213.764988	233.091856	1.335375	1.03028396	4.101619
02/22/1974	54.660967	2.54765564	0.60814202	214.112616	232.856320	1.352577	0.99831920	4.066415
03/02/2003	116.971598	2.52353688	0.61996772	216.777507	231.383400	1.349928	0.95902547	4.008807
03/09/2032	202.284446	2.52109318	0.60807822	224.558926	225.771112	1.241554	0.98807134	4.002985
03/17/2061	288.645246	2.52886364	0.58964211	230.966820	220.339169	1.183879	1.03773914	4.021506
03/25/2090	346.995043	2.54833106	0.58018027	232.938209	218.402730	1.168479	1.06983965	4.068032
04/03/2119	29.211127	2.55315709	0.57798893	233.176804	217.867516	1.168633	1.07746056	4.079594
04/10/2148	73.281096	2.54889835	0.58284522	233.237489	217.776630	1.177297	1.06328512	4.069391
04/18/2177	141.536930	2.51757082	0.59964350	235.391297	216.501849	1.184004	1.00792583	3.994599

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