Asteroid General Data

2021 RM

General information

Preliminary designation	2021 RM
Group	Apollo
Absolute magnitude	24.07
Approximate diameter (m)	41
Approximate mass (kg)	1.24·10⁸
Number of observations	22
Arc length (days)	2

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	286.105715
a – orbit major semiaxis (astronomical units)	1.06593800
e – orbit eccentricity	0.26337600
ω – orbit ascending node-perihelion angle (degrees)	256.425184
Ω – longitude of orbit ascending node (degrees)	339.999316
i – orbit inclination to the ecliptic plane (degrees)	32.344569

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	48.109678	1.06487188	0.26406405	256.049734	340.712380	32.344009	0.78367749	1.098871
01/21/1858	195.383083	1.06514609	0.26408143	256.173627	340.609465	32.338661	0.78386078	1.099295
01/29/1887	336.836808	1.06562503	0.26392769	256.301502	340.507913	32.340460	0.78437708	1.100037
02/07/1916	109.884805	1.06627073	0.26362382	256.479006	340.403603	32.341556	0.78517637	1.101037
02/14/1945	237.935542	1.06617275	0.26365806	256.562445	340.297175	32.339706	0.78506770	1.100885
02/22/1974	10.184450	1.06582257	0.26341444	256.636687	340.195573	32.344697	0.78506952	1.100343
03/02/2003	144.531719	1.06589891	0.26332882	256.510227	340.084641	32.346689	0.78521701	1.100461
03/09/2032	277.181156	1.06605951	0.26340206	256.425891	339.981592	32.342095	0.78525724	1.100710
03/17/2061	53.669773	1.06555504	0.26327112	256.338422	339.872848	32.348219	0.78502517	1.099928
03/25/2090	194.896506	1.06519505	0.26313612	256.214247	339.769955	32.351829	0.78490376	1.099371
04/03/2119	337.811900	1.06547691	0.26324042	256.103650	339.664402	32.348659	0.78500032	1.099807
04/10/2148	119.218619	1.06517630	0.26297882	256.048174	339.561554	32.354627	0.78505749	1.099342
04/18/2177	265.478406	1.06483722	0.26289317	256.142974	339.458502	32.357501	0.78489879	1.098817

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