Asteroid General Data

2012 TT₂₅₆

General information

Preliminary designation	2012 TT₂₅₆
Group	Apollo
Absolute magnitude	19.49
Approximate diameter (m)	340
Approximate mass (kg)	6.95·10¹⁰
Number of observations	58
Arc length (days)	4764

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	88.265317
a – orbit major semiaxis (astronomical units)	2.66732000
e – orbit eccentricity	0.72743900
ω – orbit ascending node-perihelion angle (degrees)	171.957316
Ω – longitude of orbit ascending node (degrees)	106.221351
i – orbit inclination to the ecliptic plane (degrees)	11.102925

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	172.047651	2.74893645	0.69974693	156.384016	117.497192	6.931099	0.82537660	4.557720
01/21/1858	322.771775	2.70518172	0.71414042	160.148411	114.528046	7.830492	0.77330211	4.449337
01/29/1887	142.864643	2.68513241	0.72189418	164.297389	111.235085	9.019090	0.74675095	4.399964
02/07/1916	350.347112	2.69237994	0.71975742	164.509634	111.110467	9.025136	0.75451950	4.417791
02/14/1945	224.721733	2.67312418	0.72544538	166.377450	109.973831	9.481836	0.73391859	4.370482
02/22/1974	89.968774	2.68519173	0.72103465	169.745738	107.536101	10.478246	0.74907546	4.400110
03/02/2003	296.537547	2.65690272	0.73213350	171.654484	106.370543	11.135709	0.71169523	4.330760
03/09/2032	181.010950	2.66899021	0.72746783	171.954417	106.207117	11.105995	0.72738570	4.360347
03/17/2061	50.727395	2.68755403	0.72074391	174.446669	104.690255	11.767915	0.75051584	4.405918
03/25/2090	263.659028	2.65582732	0.73306934	176.233219	103.735635	12.215600	0.70892173	4.328131
04/03/2119	144.690447	2.66601946	0.72878878	176.445536	103.556885	12.179052	0.72305439	4.353069
04/10/2148	7.865687	2.69499980	0.71925659	178.453119	102.584192	12.468280	0.75660345	4.424240
04/18/2177	215.242031	2.67495614	0.72733028	180.518895	101.566755	12.678377	0.72937954	4.374975

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