Asteroid General Data

2012 TR₂₃₁

General information

Preliminary designation	2012 TR₂₃₁
Group	Aten
Absolute magnitude	23.94
Approximate diameter (m)	43
Approximate mass (kg)	1.49·10⁸
Number of observations	47
Arc length (days)	5

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	246.165031
a – orbit major semiaxis (astronomical units)	0.83888400
e – orbit eccentricity	0.29111700
ω – orbit ascending node-perihelion angle (degrees)	347.368284
Ω – longitude of orbit ascending node (degrees)	199.889127
i – orbit inclination to the ecliptic plane (degrees)	33.436864

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	170.678292	0.83948277	0.29189082	347.423816	200.436093	33.403297	0.59444546	0.769163
01/21/1858	74.863502	0.83942412	0.29151831	347.367691	200.350917	33.412416	0.59471662	0.769082
01/29/1887	340.265681	0.83935166	0.29127818	347.284839	200.266618	33.418507	0.59486684	0.768983
02/07/1916	248.150518	0.83917578	0.29124337	347.231289	200.185394	33.423740	0.59477140	0.768741
02/14/1945	164.758531	0.83875576	0.29123799	347.239254	200.101356	33.429347	0.59447822	0.768164
02/22/1974	87.310294	0.83865481	0.29100400	347.269987	200.024576	33.434602	0.59460291	0.768025
03/02/2003	12.239925	0.83866911	0.29097586	347.345115	199.951727	33.438589	0.59463664	0.768045
03/09/2032	291.511352	0.83894270	0.29115670	347.372859	199.878771	33.435430	0.59467891	0.768421
03/17/2061	205.629847	0.83912363	0.29142192	347.389344	199.794403	33.433665	0.59458461	0.768669
03/25/2090	117.928558	0.83907828	0.29116794	347.336027	199.711452	33.441051	0.59476558	0.768607
04/03/2119	33.826221	0.83877285	0.29112189	347.332473	199.627010	33.447557	0.59458771	0.768187
04/10/2148	317.298509	0.83855353	0.29098789	347.401806	199.555114	33.455006	0.59454461	0.767886
04/18/2177	241.684358	0.83861891	0.29101021	347.450394	199.480668	33.458203	0.59457224	0.767976

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