Asteroid General Data

2013 RL₂₁

General information

Preliminary designation	2013 RL₂₁
Group	Amor
Absolute magnitude	23.67
Approximate diameter (m)	49
Approximate mass (kg)	2.16·10⁸
Number of observations	41
Arc length (days)	49

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	176.532529
a – orbit major semiaxis (astronomical units)	2.02725900
e – orbit eccentricity	0.43358000
ω – orbit ascending node-perihelion angle (degrees)	157.000632
Ω – longitude of orbit ascending node (degrees)	209.505686
i – orbit inclination to the ecliptic plane (degrees)	4.732192

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	8.905406	2.02774265	0.43188387	153.301816	211.875635	4.586028	1.15199331	2.887486
01/21/1858	26.034679	2.02796286	0.43214013	153.944870	211.537798	4.610521	1.15159873	2.887956
01/29/1887	44.333170	2.02631655	0.43369098	154.671174	211.079748	4.642074	1.14752134	2.884440
02/07/1916	65.384669	2.02638539	0.43306477	154.968834	210.785177	4.652685	1.14882927	2.884587
02/14/1945	85.291474	2.02746571	0.43196342	155.364647	210.529964	4.665826	1.15167469	2.886894
02/22/1974	102.853255	2.02807409	0.43223279	156.165260	210.136043	4.697589	1.15147397	2.888194
03/02/2003	120.863277	2.02811867	0.43339267	156.725063	209.754707	4.719433	1.14914691	2.888289
03/09/2032	139.095529	2.02778044	0.43259833	157.100875	209.462707	4.734030	1.15056600	2.887567
03/17/2061	156.690675	2.02735102	0.43180852	157.595058	209.203621	4.752462	1.15192357	2.886649
03/25/2090	174.987984	2.02676599	0.43278662	158.368527	208.816139	4.786447	1.14960879	2.885400
04/03/2119	195.940736	2.02674195	0.43294986	158.753784	208.502269	4.801700	1.14926431	2.885349
04/10/2148	216.077623	2.02846722	0.43192799	159.153879	208.209453	4.815778	1.15231546	2.889034
04/18/2177	233.538090	2.02810980	0.43169165	159.788468	207.922713	4.838488	1.15259172	2.888270

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