Asteroid General Data

2018 TR₄

General information

Preliminary designation	2018 TR₄
Group	Apollo
Absolute magnitude	24.98
Approximate diameter (m)	27
Approximate mass (kg)	3.53·10⁷
Number of observations	157
Arc length (days)	7

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	320.951075
a – orbit major semiaxis (astronomical units)	1.08124500
e – orbit eccentricity	0.15983900
ω – orbit ascending node-perihelion angle (degrees)	77.146205
Ω – longitude of orbit ascending node (degrees)	17.324380
i – orbit inclination to the ecliptic plane (degrees)	19.687840

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	78.004753	1.08323805	0.15863776	75.491993	18.351387	19.751294	0.91139559	1.127422
01/21/1858	353.312278	1.08055631	0.15823514	76.331003	18.194180	19.750224	0.90957434	1.123238
01/29/1887	297.613636	1.08034502	0.15813676	76.624045	18.068676	19.749725	0.90950276	1.122908
02/07/1916	239.080914	1.08064760	0.15795824	76.657855	17.916188	19.752299	0.90995040	1.123380
02/14/1945	167.300948	1.08259498	0.15914367	76.113122	17.753760	19.726888	0.91030685	1.126418
02/22/1974	79.390972	1.08299283	0.15896225	76.108329	17.597101	19.727852	0.91083786	1.127039
03/02/2003	347.564325	1.08243696	0.15871440	76.491236	17.458050	19.728301	0.91063863	1.126171
03/09/2032	275.521954	1.08022516	0.15984990	77.442621	17.287897	19.694978	0.90755127	1.122722
03/17/2061	222.363682	1.08030686	0.15971221	77.715820	17.159828	19.694615	0.90776866	1.122849
03/25/2090	164.308218	1.08091673	0.15977495	77.515822	17.008687	19.692169	0.90821331	1.123800
04/03/2119	112.053290	1.07987757	0.16015308	78.057479	16.863702	19.677519	0.90693185	1.122180
04/10/2148	57.566085	1.08114624	0.16071411	77.842840	16.691884	19.665150	0.90739078	1.124158
04/18/2177	2.240163	1.07993352	0.16053257	78.385040	16.552056	19.662818	0.90656902	1.122267

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