Asteroid General Data

2021 RD₂

General information

Preliminary designation	2021 RD₂
Group	Apollo
Absolute magnitude	23.12
Approximate diameter (m)	63
Approximate mass (kg)	4.61·10⁸
Number of observations	32
Arc length (days)	10

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	304.480185
a – orbit major semiaxis (astronomical units)	1.42154400
e – orbit eccentricity	0.61105000
ω – orbit ascending node-perihelion angle (degrees)	291.395685
Ω – longitude of orbit ascending node (degrees)	170.858873
i – orbit inclination to the ecliptic plane (degrees)	43.968284

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	80.300911	1.42175287	0.61506471	290.880024	172.280327	43.675820	0.54728285	1.695262
01/21/1858	124.153945	1.42151262	0.61440790	290.938784	172.058693	43.723949	0.54812403	1.694832
01/29/1887	169.360708	1.42158596	0.61386043	291.042930	171.858986	43.765661	0.54893060	1.694963
02/07/1916	212.928760	1.42150794	0.61324608	291.119672	171.640071	43.812119	0.54977377	1.694824
02/14/1945	256.777401	1.42136932	0.61262805	291.182663	171.440045	43.850990	0.55059860	1.694576
02/22/1974	300.603217	1.42178417	0.61201935	291.287746	171.221493	43.896756	0.55162475	1.695318
03/02/2003	343.605178	1.42164542	0.61160215	291.357433	171.025113	43.934650	0.55216402	1.695070
03/09/2032	27.817144	1.42127704	0.61095930	291.398311	170.828716	43.975092	0.55293461	1.694411
03/17/2061	71.502710	1.42159727	0.61041224	291.487447	170.623260	44.015958	0.55383689	1.694984
03/25/2090	115.222827	1.42168780	0.60972102	291.537937	170.432766	44.049929	0.55485487	1.695145
04/03/2119	160.549708	1.42139138	0.60899868	291.612276	170.218588	44.101886	0.55576591	1.694615
04/10/2148	204.518071	1.42158988	0.60845633	291.692431	170.028008	44.139415	0.55661451	1.694970
04/18/2177	248.603849	1.42145708	0.60779969	291.756241	169.815699	44.185205	0.55749591	1.694733

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