Asteroid General Data

2021 RQ₉

General information

Preliminary designation	2021 RQ₉
Group	Apollo
Absolute magnitude	26.25
Approximate diameter (m)	15
Approximate mass (kg)	6.11·10⁶
Number of observations	67
Arc length (days)	10

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	326.525144
a – orbit major semiaxis (astronomical units)	1.40795800
e – orbit eccentricity	0.46413700
ω – orbit ascending node-perihelion angle (degrees)	256.687393
Ω – longitude of orbit ascending node (degrees)	174.984274
i – orbit inclination to the ecliptic plane (degrees)	8.045556

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	185.918489	1.40174242	0.46378654	254.609020	177.067973	7.897873	0.75163315	1.659598
01/21/1858	8.398135	1.40063728	0.46358050	255.003772	176.804891	7.900476	0.75132914	1.657636
01/29/1887	188.841763	1.40072364	0.46353649	255.379313	176.475490	7.905419	0.75143712	1.657789
02/07/1916	15.069184	1.39974707	0.46321943	255.818678	176.177172	7.908805	0.75135704	1.656056
02/14/1945	202.371719	1.40000534	0.46327166	256.139843	175.890201	7.911762	0.75142254	1.656514
02/22/1974	38.903368	1.39848819	0.46280845	256.709667	175.546324	7.919511	0.75125603	1.653822
03/02/2003	243.236918	1.39603832	0.46233783	257.125518	175.298667	7.928590	0.75059699	1.649478
03/09/2032	66.367430	1.40809470	0.46432669	256.736603	174.906324	8.042406	0.75427875	1.670892
03/17/2061	199.697110	1.40788327	0.46412161	257.072441	174.571797	8.037858	0.75445422	1.670516
03/25/2090	331.639754	1.40902665	0.46473338	257.527334	174.169052	8.054740	0.75420494	1.672551
04/03/2119	96.681093	1.40869426	0.46438360	257.894929	173.900778	8.053979	0.75451976	1.671959
04/10/2148	246.991737	1.39931532	0.46287773	258.874687	173.582082	8.056292	0.75160343	1.655290
04/18/2177	76.902658	1.39980221	0.46270371	259.318613	173.234542	8.063875	0.75210854	1.656154

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