Asteroid General Data

2026 ER

General information

Preliminary designation	2026 ER
Group	Apollo
Absolute magnitude	26.10
Approximate diameter (m)	16
Approximate mass (kg)	7.51·10⁶
Number of observations	68
Arc length (days)	4

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	68.516179
a – orbit major semiaxis (astronomical units)	2.01168900
e – orbit eccentricity	0.49652200
ω – orbit ascending node-perihelion angle (degrees)	173.743512
Ω – longitude of orbit ascending node (degrees)	346.628595
i – orbit inclination to the ecliptic plane (degrees)	13.249024

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	309.316868	2.01434039	0.50005140	170.398186	348.225002	13.257964	1.00706665	2.858906
01/21/1858	10.299316	2.01270666	0.49668515	170.714132	347.963880	13.237877	1.01302515	2.855429
01/29/1887	68.680809	2.01125117	0.49736233	171.408208	347.756314	13.255512	1.01093060	2.852332
02/07/1916	134.269201	2.01010836	0.49968941	171.656409	347.518673	13.290098	1.00567851	2.849901
02/14/1945	197.225026	2.01079406	0.49560032	172.180386	347.291068	13.246930	1.01424389	2.851360
02/22/1974	264.724135	2.00748109	0.49877090	172.794527	347.029866	13.298135	1.00620794	2.844316
03/02/2003	335.887804	2.00911208	0.49653609	172.968850	346.830132	13.261188	1.01151543	2.847783
03/09/2032	39.354816	2.01189525	0.49614528	173.775038	346.611708	13.243891	1.01370291	2.853702
03/17/2061	106.138613	2.00976588	0.49803912	174.059970	346.348727	13.272882	1.00882384	2.849173
03/25/2090	167.681382	2.01346823	0.49589134	174.529758	346.152965	13.222733	1.01500677	2.857050
04/03/2119	223.835987	2.01176283	0.49919772	175.206278	345.907799	13.262513	1.00749542	2.853421
04/10/2148	279.255134	2.01613714	0.49884513	175.407046	345.679232	13.233588	1.01039695	2.862732
04/18/2177	323.082541	2.01762968	0.49690633	176.248073	345.436396	13.191161	1.01505673	2.865912

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