Asteroid General Data

2018 ER₂

General information

Preliminary designation	2018 ER₂
Group	Amor
Absolute magnitude	24.36
Approximate diameter (m)	36
Approximate mass (kg)	8.32·10⁷
Number of observations	15
Arc length (days)	20

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	333.282566
a – orbit major semiaxis (astronomical units)	2.04562400
e – orbit eccentricity	0.41175400
ω – orbit ascending node-perihelion angle (degrees)	133.467039
Ω – longitude of orbit ascending node (degrees)	22.764399
i – orbit inclination to the ecliptic plane (degrees)	4.032138

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	75.504282	2.04184250	0.41420036	129.326107	25.091890	4.013708	1.19611061	2.917655
01/21/1858	51.510193	2.04476631	0.41001537	130.069202	24.817682	4.012725	1.20638070	2.923924
01/29/1887	23.794107	2.04445859	0.40972693	131.025784	24.434500	4.020500	1.20678884	2.923264
02/07/1916	358.591308	2.04226161	0.41257212	132.278218	23.847858	4.036877	1.19968141	2.918554
02/14/1945	340.952148	2.04014563	0.41504778	132.732487	23.449781	4.040815	1.19338771	2.914019
02/22/1974	327.077805	2.03925448	0.41668469	132.943548	23.122807	4.040012	1.18952836	2.912110
03/02/2003	311.547788	2.04114331	0.41401657	133.075607	22.941116	4.031560	1.19607616	2.916157
03/09/2032	289.991937	2.04332908	0.41105321	133.442638	22.753026	4.026334	1.20341210	2.920842
03/17/2061	262.280044	2.04410324	0.40894246	134.604183	22.380787	4.034685	1.20818264	2.922502
03/25/2090	236.496392	2.04319912	0.41003991	135.504097	21.991502	4.045346	1.20540594	2.920563
04/03/2119	216.575146	2.03997625	0.41408018	136.372692	21.457405	4.059131	1.19526253	2.913656
04/10/2148	202.036366	2.03984395	0.41510360	136.622076	21.159231	4.058631	1.19309737	2.913373
04/18/2177	187.874173	2.04078000	0.41423346	136.725001	20.910868	4.052500	1.19542063	2.915378

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