Asteroid General Data

2021 RM₁₂ (886732)

General information

Preliminary designation	2021 RM₁₂
Number	886732
Group	Amor
Absolute magnitude	21.44
Approximate diameter (m)	140
Approximate mass (kg)	4.70·10⁹
Number of observations	318
Arc length (days)	2685

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	200.341182
a – orbit major semiaxis (astronomical units)	1.62455400
e – orbit eccentricity	0.35101400
ω – orbit ascending node-perihelion angle (degrees)	107.589879
Ω – longitude of orbit ascending node (degrees)	166.904448
i – orbit inclination to the ecliptic plane (degrees)	7.219388

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	325.109324	1.62386008	0.35073087	104.498205	169.037386	7.158519	1.05432222	2.069300
01/21/1858	334.177567	1.62381439	0.35074857	104.827082	168.790429	7.164443	1.05426382	2.069213
01/29/1887	342.338481	1.62402979	0.35065996	105.349141	168.439622	7.175377	1.05454758	2.069625
02/07/1916	351.545782	1.62363598	0.35043040	105.767391	168.168076	7.182257	1.05466458	2.068872
02/14/1945	359.749973	1.62409697	0.35069241	106.249435	167.841404	7.192118	1.05453848	2.069753
02/22/1974	8.486788	1.62363767	0.35062764	106.670137	167.551488	7.200031	1.05434543	2.068875
03/02/2003	17.161330	1.62394648	0.35085435	107.139746	167.247596	7.208596	1.05417779	2.069465
03/09/2032	25.671974	1.62376433	0.35092446	107.516185	166.949529	7.217578	1.05394572	2.069117
03/17/2061	34.818926	1.62352159	0.35110651	107.910427	166.675571	7.224367	1.05349259	2.068653
03/25/2090	43.860875	1.62374409	0.35083766	108.366118	166.356892	7.236237	1.05407351	2.069079
04/03/2119	53.442051	1.62345960	0.35065360	108.699691	166.111016	7.243008	1.05418764	2.068535
04/10/2148	63.200127	1.62371029	0.35068831	109.223529	165.768139	7.255231	1.05429408	2.069014
04/18/2177	73.070113	1.62360511	0.35068723	109.618881	165.511649	7.262467	1.05422752	2.068813

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