Asteroid General Data

2021 RA₁₅

General information

Preliminary designation	2021 RA₁₅
Group	Amor
Absolute magnitude	18.49
Approximate diameter (m)	530
Approximate mass (kg)	2.77·10¹¹
Number of observations	44
Arc length (days)	2980

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	22.797889
a – orbit major semiaxis (astronomical units)	2.51992700
e – orbit eccentricity	0.56268500
ω – orbit ascending node-perihelion angle (degrees)	295.512541
Ω – longitude of orbit ascending node (degrees)	170.648164
i – orbit inclination to the ecliptic plane (degrees)	18.866698

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	47.389736	2.52254853	0.56999427	283.117978	181.752655	17.625718	1.08471033	4.006452
01/21/1858	131.298204	2.52849069	0.56311497	287.361425	178.153974	17.955077	1.10465972	4.020616
01/29/1887	200.134048	2.53996967	0.55437025	288.633172	176.946714	18.071373	1.13188605	4.048027
02/07/1916	251.821384	2.54931365	0.54906192	288.689376	176.550718	18.082699	1.14958261	4.070385
02/14/1945	298.166464	2.54956817	0.55024008	288.707946	176.268219	18.090532	1.14669358	4.070995
02/22/1974	353.665628	2.53556741	0.55870498	289.898375	175.093422	18.200217	1.11893328	4.037508
03/02/2003	68.684675	2.52244184	0.56432188	292.404392	173.044490	18.453881	1.09897272	4.006197
03/09/2032	154.788692	2.52534351	0.56076221	295.758378	170.368232	18.798597	1.10922631	4.013112
03/17/2061	230.144077	2.53729661	0.54866335	297.792175	168.581223	19.120518	1.14517495	4.041639
03/25/2090	287.002134	2.54645758	0.54203190	297.973563	168.176286	19.153437	1.16619634	4.063547
04/03/2119	334.098586	2.54954301	0.54156248	297.793101	167.952170	19.155150	1.16880618	4.070935
04/10/2148	24.757286	2.54371847	0.54513749	298.197194	167.458087	19.211611	1.15704217	4.056992
04/18/2177	91.640593	2.52685006	0.55380431	300.595680	165.500365	19.551904	1.12746960	4.016704

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