Asteroid General Data

2017 ET₂

General information

Preliminary designation	2017 ET₂
Group	Apollo
Absolute magnitude	25.92
Approximate diameter (m)	17
Approximate mass (kg)	9.64·10⁶
Number of observations	31
Arc length (days)	20

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	182.416622
a – orbit major semiaxis (astronomical units)	2.45302100
e – orbit eccentricity	0.61506800
ω – orbit ascending node-perihelion angle (degrees)	324.535811
Ω – longitude of orbit ascending node (degrees)	159.541955
i – orbit inclination to the ecliptic plane (degrees)	3.010928

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	229.692381	2.55462963	0.55390433	304.426768	175.043664	2.303803	1.13960921	4.083124
01/21/1858	265.259129	2.55491056	0.55419227	304.373558	174.778937	2.309550	1.13899887	4.083797
01/29/1887	309.574680	2.54486574	0.56103451	305.109426	174.087910	2.329236	1.11710823	4.059737
02/07/1916	24.500194	2.51006146	0.57952509	311.761326	169.037229	2.505685	1.05541788	3.976740
02/14/1945	139.647370	2.49161204	0.58802606	318.089604	164.378220	2.721189	1.02647923	3.932976
02/22/1974	292.553295	2.46139862	0.60472632	323.649441	160.378378	2.959616	0.97292610	3.861656
03/02/2003	130.154473	2.44853499	0.61273939	324.406695	159.750737	3.000984	0.94822115	3.831423
03/09/2032	335.849183	2.45209071	0.61517037	324.506544	159.525858	3.011959	0.94363716	3.839772
03/17/2061	167.607382	2.46657500	0.60812928	324.772039	159.135710	3.024783	0.96657852	3.873844
03/25/2090	327.639816	2.48659023	0.59494552	326.182691	158.078889	3.083702	1.00720452	3.921091
04/03/2119	77.412074	2.52522241	0.57203866	329.182847	156.039459	3.219460	1.08069756	4.012824
04/10/2148	146.374554	2.54258163	0.56156757	329.859731	155.510171	3.247385	1.11475025	4.054273
04/18/2177	194.616556	2.55037301	0.55793070	329.762630	155.314398	3.251106	1.12744161	4.072923

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