Asteroid General Data

1999 XL₁₃₆ (496860)

General information

Preliminary designation	1999 XL₁₃₆
Number	496860
Group	Apollo
Absolute magnitude	19.65
Approximate diameter (m)	310
Approximate mass (kg)	5.57·10¹⁰
Number of observations	304
Arc length (days)	8268

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	309.640538
a – orbit major semiaxis (astronomical units)	1.81886100
e – orbit eccentricity	0.64672100
ω – orbit ascending node-perihelion angle (degrees)	275.464954
Ω – longitude of orbit ascending node (degrees)	269.952574
i – orbit inclination to the ecliptic plane (degrees)	8.914377

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	128.599460	1.82619546	0.64704761	267.143982	277.649950	8.900852	0.64456005	2.467866
01/21/1858	42.754808	1.82522447	0.64879984	268.494719	276.435297	8.892773	0.64101912	2.465898
01/29/1887	317.533323	1.82605647	0.64720640	269.581569	275.440969	8.893921	0.64422104	2.467584
02/07/1916	237.690265	1.82265302	0.64823566	270.777774	274.295473	8.872810	0.64114434	2.460688
02/14/1945	168.660139	1.82039976	0.64672853	272.234095	272.996610	8.871541	0.64309530	2.456127
02/22/1974	122.224407	1.81334610	0.64537205	272.681465	272.351535	8.910134	0.64306321	2.441865
03/02/2003	85.345133	1.81140488	0.64735864	274.125511	271.055382	8.920760	0.63877627	2.437945
03/09/2032	33.304173	1.81837445	0.64630975	275.582126	269.862445	8.911910	0.64314131	2.452029
03/17/2061	337.460416	1.81650202	0.64676532	276.403549	269.021587	8.922182	0.64165150	2.448243
03/25/2090	283.029262	1.81690428	0.64759090	277.870146	267.771866	8.941045	0.64029360	2.449056
04/03/2119	225.715990	1.81853417	0.64605210	278.903712	266.820110	8.958425	0.64366635	2.452352
04/10/2148	168.429138	1.81583799	0.64752214	279.859662	265.921098	8.974443	0.64004270	2.446900
04/18/2177	113.662278	1.81697272	0.64689673	281.356241	264.603174	9.006051	0.64157901	2.449194

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