Asteroid General Data

2019 RB₂

General information

Preliminary designation	2019 RB₂
Group	Apollo
Absolute magnitude	27.72
Approximate diameter (m)	8
Approximate mass (kg)	8.01·10⁵
Number of observations	18
Arc length (days)	2

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	311.106941
a – orbit major semiaxis (astronomical units)	1.82161900
e – orbit eccentricity	0.44635400
ω – orbit ascending node-perihelion angle (degrees)	173.792299
Ω – longitude of orbit ascending node (degrees)	163.616008
i – orbit inclination to the ecliptic plane (degrees)	3.089278

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	227.635642	1.82147171	0.44595417	169.250282	166.095575	2.614721	1.00917880	2.458296
01/21/1858	155.401611	1.82165105	0.44593450	169.554558	165.898994	2.623580	1.00931400	2.458660
01/29/1887	79.467370	1.82432709	0.44701748	170.076426	165.653265	2.634419	1.00882099	2.464079
02/07/1916	358.972672	1.82116859	0.44592493	170.912932	164.973780	2.690761	1.00906411	2.457683
02/14/1945	289.021279	1.82253600	0.44676162	171.342861	164.746043	2.702542	1.00829686	2.460451
02/22/1974	214.492027	1.82977579	0.44833179	171.934715	164.460324	2.688624	1.00942914	2.475127
03/02/2003	118.607252	1.82906512	0.44811289	172.232594	164.276034	2.698166	1.00943747	2.473685
03/09/2032	32.602491	1.82185883	0.44570778	173.859155	163.594093	3.090431	1.00984217	2.459080
03/17/2061	322.074933	1.82053974	0.44541542	174.197769	163.385979	3.101553	1.00964327	2.456410
03/25/2090	262.258962	1.81518151	0.44403182	175.100198	162.704318	3.226061	1.00918316	2.445573
04/03/2119	202.783443	1.82001342	0.44509091	175.575014	162.448223	3.215523	1.00994199	2.455345
04/10/2148	132.374699	1.82174962	0.44629377	176.028197	162.223556	3.226124	1.00871412	2.458859
04/18/2177	77.611842	1.81339973	0.44338566	176.735882	161.584221	3.430424	1.00936429	2.441973

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