Asteroid General Data

2013 RE₂₁

General information

Preliminary designation	2013 RE₂₁
Group	Amor
Absolute magnitude	19.75
Approximate diameter (m)	300
Approximate mass (kg)	4.85·10¹⁰
Number of observations	154
Arc length (days)	1512

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	74.565857
a – orbit major semiaxis (astronomical units)	2.55130200
e – orbit eccentricity	0.50490500
ω – orbit ascending node-perihelion angle (degrees)	57.011468
Ω – longitude of orbit ascending node (degrees)	293.127363
i – orbit inclination to the ecliptic plane (degrees)	6.075160

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	313.189949	2.56266034	0.49316418	48.326420	300.248817	6.473462	1.29884806	4.102392
01/21/1858	340.952359	2.56282477	0.49134429	48.568957	299.812495	6.463489	1.30359544	4.102787
01/29/1887	13.197478	2.55231445	0.50012552	48.978586	299.297693	6.446957	1.27583685	4.077574
02/07/1916	57.437435	2.54585762	0.50671859	51.812511	297.488864	6.302073	1.25582423	4.062111
02/14/1945	97.342532	2.55698761	0.49901706	54.888702	295.294858	6.162716	1.28100717	4.088778
02/22/1974	126.152308	2.56385103	0.49310327	55.604228	294.373805	6.133643	1.29960769	4.105252
03/02/2003	156.083312	2.55801909	0.49817629	55.686889	294.015263	6.127705	1.28367463	4.091252
03/09/2032	197.815232	2.54581340	0.50806522	58.636308	292.003420	6.007293	1.25237416	4.062005
03/17/2061	240.739178	2.55398226	0.50243329	62.367671	289.325036	5.879151	1.27077655	4.081572
03/25/2090	271.556770	2.56329878	0.49502070	63.461919	288.153903	5.846829	1.29441281	4.103925
04/03/2119	299.917438	2.56108865	0.49675761	63.554794	287.790280	5.845517	1.28884836	4.098619
04/10/2148	337.821915	2.54716792	0.50847955	66.231658	285.794711	5.755965	1.25198513	4.065247
04/18/2177	22.320571	2.55163660	0.50588773	70.477397	282.682658	5.651684	1.26079496	4.075950

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