Asteroid General Data

2022 ET₄

General information

Preliminary designation	2022 ET₄
Group	Apollo
Absolute magnitude	24.03
Approximate diameter (m)	42
Approximate mass (kg)	1.31·10⁸
Number of observations	121
Arc length (days)	24

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	27.829848
a – orbit major semiaxis (astronomical units)	1.71349200
e – orbit eccentricity	0.63977400
ω – orbit ascending node-perihelion angle (degrees)	332.542417
Ω – longitude of orbit ascending node (degrees)	107.412437
i – orbit inclination to the ecliptic plane (degrees)	1.182050

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	121.823314	1.72120434	0.64054159	326.236055	112.606647	1.236642	0.61870137	2.258132
01/21/1858	71.384436	1.72165849	0.64083279	328.145804	110.770638	1.213112	0.61836328	2.259025
01/29/1887	15.412669	1.72144626	0.64062710	328.295458	110.742548	1.214783	0.61864113	2.258608
02/07/1916	326.717613	1.71941641	0.64006482	328.772315	110.399925	1.211997	0.61887846	2.254614
02/14/1945	287.705636	1.71570225	0.63987318	330.839799	108.573464	1.191594	0.61787040	2.247313
02/22/1974	252.199584	1.71770931	0.64029599	331.178268	108.491909	1.201529	0.61786693	2.251257
03/02/2003	213.445194	1.71530882	0.63954110	331.477797	108.377459	1.192655	0.61829834	2.246540
03/09/2032	186.181559	1.71445372	0.63988913	332.557617	107.415215	1.182884	0.61739342	2.244860
03/17/2061	167.117858	1.71205818	0.63948833	332.181664	107.931916	1.183332	0.61721695	2.240157
03/25/2090	148.879043	1.71465110	0.63924095	333.282151	106.955180	1.173470	0.61857591	2.245248
04/03/2119	125.402518	1.71393121	0.63926906	333.085436	107.180621	1.176380	0.61826802	2.243834
04/10/2148	101.354823	1.71449291	0.63952441	333.002584	107.329679	1.179895	0.61803284	2.244937
04/18/2177	72.361468	1.71554555	0.63939036	334.757765	105.704107	1.166264	0.61864226	2.247005

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