Asteroid General Data

2018 RB₂

General information

Preliminary designation	2018 RB₂
Group	Apollo
Absolute magnitude	27.27
Approximate diameter (m)	9
Approximate mass (kg)	1.49·10⁶
Number of observations	61
Arc length (days)	9

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	10.040295
a – orbit major semiaxis (astronomical units)	1.37875700
e – orbit eccentricity	0.32588300
ω – orbit ascending node-perihelion angle (degrees)	312.306485
Ω – longitude of orbit ascending node (degrees)	342.826725
i – orbit inclination to the ecliptic plane (degrees)	9.221402

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	201.021483	1.36082830	0.32086616	308.272409	344.483968	9.070998	0.92418455	1.587470
01/21/1858	305.050016	1.36017340	0.32071689	308.531765	344.249888	9.077756	0.92394282	1.586324
01/29/1887	49.124867	1.36085879	0.32083592	308.930142	344.012124	9.077622	0.92424642	1.587524
02/07/1916	166.155969	1.35710477	0.31950976	308.964991	343.795050	9.110190	0.92349656	1.580959
02/14/1945	295.771206	1.35683380	0.31933212	309.279785	343.544620	9.113300	0.92355319	1.580486
02/22/1974	20.257685	1.36195269	0.32056492	310.242897	343.247545	9.191677	0.92535843	1.589438
03/02/2003	111.488693	1.36186761	0.32060448	310.515645	343.013788	9.195659	0.92524676	1.589289
03/09/2032	146.904854	1.37880142	0.32575896	312.340083	342.762771	9.223448	0.92964451	1.619024
03/17/2061	109.588782	1.38363618	0.32748698	312.958363	342.557771	9.207852	0.93051335	1.627547
03/25/2090	46.891092	1.38376388	0.32744863	313.305812	342.349344	9.209382	0.93065229	1.627772
04/03/2119	346.168933	1.38326137	0.32724767	313.537153	342.117963	9.213662	0.93059231	1.626885
04/10/2148	299.274235	1.38111795	0.32637884	313.643077	341.879491	9.231125	0.93035027	1.623106
04/18/2177	259.000134	1.38038898	0.32612348	313.942708	341.625212	9.235159	0.93021172	1.621821

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