Asteroid General Data

2021 WW₄

General information

Preliminary designation	2021 WW₄
Group	Amor
Absolute magnitude	24.93
Approximate diameter (m)	27
Approximate mass (kg)	3.78·10⁷
Number of observations	17
Arc length (days)	5

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	109.773188
a – orbit major semiaxis (astronomical units)	2.40384700
e – orbit eccentricity	0.55780800
ω – orbit ascending node-perihelion angle (degrees)	304.836550
Ω – longitude of orbit ascending node (degrees)	91.262142
i – orbit inclination to the ecliptic plane (degrees)	2.316667

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	139.639879	2.40766910	0.55929824	298.792013	94.927456	2.256479	1.06106401	3.735905
01/21/1858	48.281809	2.41114793	0.55252567	300.108254	94.220488	2.268169	1.07892680	3.744005
01/29/1887	325.285110	2.40269469	0.55886641	300.923695	93.673372	2.276967	1.05990933	3.724333
02/07/1916	243.778513	2.41034064	0.55241819	301.417086	93.306658	2.281901	1.07882463	3.742125
02/14/1945	158.269889	2.40322037	0.55672878	302.914709	92.492148	2.295825	1.06527842	3.725555
02/22/1974	82.550297	2.40825809	0.55375613	303.091358	92.229022	2.299048	1.07467042	3.737276
03/02/2003	355.295047	2.40686424	0.55342468	304.609032	91.559722	2.312832	1.07484616	3.734032
03/09/2032	278.660089	2.40720549	0.55612606	304.776135	91.253470	2.316402	1.06849578	3.734826
03/17/2061	190.289710	2.41083268	0.55137598	305.950711	90.768226	2.325953	1.08155745	3.743271
03/25/2090	109.161984	2.40302469	0.55788933	306.565942	90.297482	2.333916	1.06240286	3.725100
04/03/2119	27.723813	2.40923933	0.55117028	307.149570	89.959682	2.338509	1.08133820	3.739560
04/10/2148	303.981740	2.40219198	0.55731766	308.387308	89.299929	2.352904	1.06340797	3.723164
04/18/2177	223.998209	2.40866118	0.55307517	308.517700	89.089810	2.351006	1.07649049	3.738214

Detailed table...

3D animation...

Calculation on the date...

Return to search