Asteroid General Data

2026 ET₃

General information

Preliminary designation	2026 ET₃
Group	Aten
Absolute magnitude	29.84
Approximate diameter (m)	3
Approximate mass (kg)	4.28·10⁴
Number of observations	50
Arc length (days)	1

Approaches

Date	Object	r, AU	r, km
03/15/2026 04:04:48 AM	Earth	0.000353	52 799

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	328.963649
a – orbit major semiaxis (astronomical units)	0.84898602
e – orbit eccentricity	0.39911895
ω – orbit ascending node-perihelion angle (degrees)	224.968975
Ω – longitude of orbit ascending node (degrees)	174.192873
i – orbit inclination to the ecliptic plane (degrees)	7.050830

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	317.488301	0.79470536	0.43158929	213.439156	177.091415	6.526592	0.45171904	0.708451
01/21/1858	298.053386	0.79534279	0.43124899	213.842230	176.698000	6.528675	0.45235202	0.709304
01/29/1887	269.132651	0.79646752	0.43034440	214.439674	176.255314	6.559313	0.45371219	0.710809
02/07/1916	208.372128	0.79660623	0.43021613	214.822186	175.822418	6.559051	0.45389338	0.710994
02/14/1945	137.607421	0.79867081	0.42878634	215.519973	175.412933	6.587720	0.45621168	0.713760
02/22/1974	54.422011	0.79711339	0.42971379	215.614888	174.947595	6.591784	0.45458277	0.711673
03/02/2003	331.967956	0.79702384	0.42969547	215.875974	174.643649	6.591134	0.45454631	0.711554
03/09/2032	329.091020	0.84895293	0.39907456	225.009592	174.134953	7.049859	0.51015741	0.782215
03/17/2061	11.104011	0.84852254	0.39919721	225.253492	173.789326	7.056996	0.50979471	0.781620
03/25/2090	35.312077	0.85004890	0.39878010	225.787698	173.384526	7.062343	0.51106632	0.783730
04/03/2119	51.095249	0.85047038	0.39863366	226.070220	173.079274	7.057876	0.51144426	0.784313
04/10/2148	56.688003	0.85047826	0.39860308	226.399621	172.695803	7.066804	0.51147501	0.784324
04/18/2177	66.897823	0.84996426	0.39870584	226.589097	172.362055	7.065705	0.51107854	0.783613

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