Asteroid General Data

2015 TT₁₇₈

General information

Preliminary designation	2015 TT₁₇₈
Group	Apollo
Absolute magnitude	20.86
Approximate diameter (m)	180
Approximate mass (kg)	1.05·10¹⁰
Number of observations	72
Arc length (days)	4407

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	208.056848
a – orbit major semiaxis (astronomical units)	1.21395300
e – orbit eccentricity	0.24888300
ω – orbit ascending node-perihelion angle (degrees)	34.707448
Ω – longitude of orbit ascending node (degrees)	193.614784
i – orbit inclination to the ecliptic plane (degrees)	53.057942

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	295.492927	1.21414110	0.24594749	34.434998	194.005584	53.096197	0.91552615	1.337841
01/21/1858	187.094396	1.21407043	0.24612109	34.441806	193.945675	53.095752	0.91526210	1.337724
01/29/1887	75.845607	1.21428896	0.24670582	34.485587	193.889049	53.090925	0.91471681	1.338085
02/07/1916	323.310547	1.21427048	0.24720320	34.543827	193.834520	53.087952	0.91409894	1.338054
02/14/1945	213.564967	1.21364813	0.24729356	34.596451	193.775748	53.089482	0.91352076	1.337026
02/22/1974	104.172410	1.21420243	0.24787339	34.611327	193.716571	53.079862	0.91323396	1.337942
03/02/2003	352.185311	1.21432052	0.24847948	34.672406	193.661255	53.072885	0.91258680	1.338137
03/09/2032	240.854339	1.21404368	0.24880746	34.742536	193.609785	53.069994	0.91198056	1.337680
03/17/2061	132.888086	1.21401763	0.24918396	34.742946	193.548143	53.068600	0.91150390	1.337636
03/25/2090	21.498212	1.21431136	0.24976264	34.801370	193.494289	53.063451	0.91102175	1.338122
04/03/2119	269.400820	1.21419893	0.25027587	34.868181	193.439061	53.059066	0.91031423	1.337936
04/10/2148	160.609243	1.21371775	0.25037216	34.882779	193.381968	53.064181	0.90983661	1.337141
04/18/2177	51.049982	1.21418884	0.25099020	34.889290	193.322664	53.057259	0.90943934	1.337919

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