Asteroid General Data

2021 RF₂

General information

Preliminary designation	2021 RF₂
Group	Aten
Absolute magnitude	25.80
Approximate diameter (m)	18
Approximate mass (kg)	1.14·10⁷
Number of observations	46
Arc length (days)	28

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	231.191557
a – orbit major semiaxis (astronomical units)	0.88361000
e – orbit eccentricity	0.23153800
ω – orbit ascending node-perihelion angle (degrees)	139.989792
Ω – longitude of orbit ascending node (degrees)	5.065826
i – orbit inclination to the ecliptic plane (degrees)	4.184267

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	270.022995	0.87567050	0.23102054	136.641244	10.660917	4.344626	0.67337263	0.819430
01/21/1858	62.656827	0.87397047	0.23191304	137.754589	10.053396	4.347421	0.67128532	0.817045
01/29/1887	228.925339	0.87722789	0.23385326	138.531986	9.492816	4.254522	0.67208529	0.821617
02/07/1916	269.497064	0.88133731	0.23296081	138.392678	8.566044	4.228973	0.67602025	0.827397
02/14/1945	292.418010	0.88134670	0.23286485	138.918457	7.857490	4.218242	0.67611203	0.827410
02/22/1974	317.605743	0.88143712	0.23248714	139.708084	6.884553	4.202207	0.67651433	0.827537
03/02/2003	333.101008	0.88204499	0.23215887	140.371860	5.785447	4.197794	0.67727042	0.828394
03/09/2032	332.984435	0.88285532	0.23255736	140.568870	5.149171	4.194325	0.67754082	0.829535
03/17/2061	345.497408	0.88030266	0.23349117	141.650448	4.268848	4.147999	0.67475976	0.825940
03/25/2090	8.282097	0.88182048	0.23274786	142.378953	2.868062	4.117099	0.67657865	0.828077
04/03/2119	27.898738	0.88231357	0.23294214	143.085398	1.856385	4.112393	0.67678556	0.828772
04/10/2148	82.942832	0.87946897	0.23471801	144.685694	0.675760	4.062283	0.67304176	0.824767
04/18/2177	150.852754	0.87953897	0.23465672	145.144588	359.696562	4.046555	0.67314924	0.824866

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