Asteroid General Data

1999 RZ₃₁

General information

Preliminary designation	1999 RZ₃₁
Group	Amor
Absolute magnitude	23.79
Approximate diameter (m)	46
Approximate mass (kg)	1.83·10⁸
Number of observations	41
Arc length (days)	14

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	215.960279
a – orbit major semiaxis (astronomical units)	2.55799800
e – orbit eccentricity	0.59710300
ω – orbit ascending node-perihelion angle (degrees)	179.970758
Ω – longitude of orbit ascending node (degrees)	163.113479
i – orbit inclination to the ecliptic plane (degrees)	2.963490

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	47.905611	2.55063066	0.60714585	174.688964	165.982855	2.643935	1.00202585	4.073540
01/21/1858	83.934361	2.56097143	0.59864326	175.260007	165.665895	2.662062	1.02786315	4.098337
01/29/1887	110.088769	2.56098308	0.59769182	175.178294	165.504300	2.670209	1.03030443	4.098365
02/07/1916	145.970051	2.54910396	0.60568583	175.533877	165.181201	2.719519	1.00514782	4.069883
02/14/1945	208.012010	2.53625237	0.61516494	178.069660	163.934996	2.877779	0.97603883	4.039144
02/22/1974	268.692884	2.54742794	0.60490044	179.597520	163.535354	2.950545	1.00648766	4.065870
03/02/2003	306.813532	2.55856318	0.59729712	180.008582	163.291212	2.954935	1.03034075	4.092558
03/09/2032	338.199620	2.55792804	0.59762276	179.914432	163.115357	2.964763	1.02925204	4.091034
03/17/2061	16.502056	2.55138829	0.60646498	180.495763	162.763900	3.001171	1.00406064	4.075355
03/25/2090	69.229893	2.54504464	0.61184349	182.853695	162.131570	3.185020	0.98787563	4.060165
04/03/2119	109.127695	2.55979560	0.60184669	183.682310	161.806424	3.198737	1.01919109	4.095515
04/10/2148	133.420117	2.56356353	0.59872694	183.672261	161.617814	3.199308	1.02868898	4.104561
04/18/2177	163.127111	2.55546593	0.60484080	183.779034	161.437892	3.235199	1.00981587	4.085129

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