Asteroid General Data

2012 TP₂₃₁

General information

Preliminary designation	2012 TP₂₃₁
Group	Apollo
Absolute magnitude	24.91
Approximate diameter (m)	28
Approximate mass (kg)	3.89·10⁷
Number of observations	46
Arc length (days)	4723

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	222.522386
a – orbit major semiaxis (astronomical units)	1.11967500
e – orbit eccentricity	0.25384000
ω – orbit ascending node-perihelion angle (degrees)	75.433402
Ω – longitude of orbit ascending node (degrees)	30.097889
i – orbit inclination to the ecliptic plane (degrees)	6.753465

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	190.630193	1.11503135	0.25452589	73.379547	32.126514	6.646184	0.83122701	1.177420
01/21/1858	66.842799	1.11399023	0.25404625	73.959718	31.881729	6.654747	0.83098518	1.175771
01/29/1887	310.868744	1.11479896	0.25397945	74.502989	31.554827	6.672127	0.83166293	1.177051
02/07/1916	187.928230	1.11466711	0.25384453	75.006525	31.305339	6.681040	0.83171497	1.176843
02/14/1945	74.147777	1.11276144	0.25320598	75.561905	31.067996	6.696500	0.83100360	1.173826
02/22/1974	341.671579	1.11200446	0.25296270	75.770180	30.783764	6.705795	0.83070881	1.172628
03/02/2003	237.875708	1.11429481	0.25309052	75.844033	30.435131	6.723156	0.83227735	1.176253
03/09/2032	86.097053	1.11999293	0.25396008	75.368489	30.072766	6.753104	0.83555944	1.185287
03/17/2061	259.751180	1.12090067	0.25388037	75.376213	29.748848	6.763260	0.83632600	1.186728
03/25/2090	71.624383	1.11997090	0.25355777	75.971318	29.456666	6.777415	0.83599358	1.185252
04/03/2119	248.546648	1.11972701	0.25329825	76.405352	29.144847	6.796785	0.83610212	1.184865
04/10/2148	61.549755	1.12034834	0.25335777	76.721031	28.866115	6.803513	0.83649938	1.185851
04/18/2177	223.758275	1.12415621	0.25404694	76.156199	28.574652	6.800562	0.83856776	1.191902

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