Asteroid General Data

2015 TW₁₇₈

General information

Preliminary designation	2015 TW₁₇₈
Group	Amor
Absolute magnitude	21.12
Approximate diameter (m)	160
Approximate mass (kg)	7.31·10⁹
Number of observations	155
Arc length (days)	5217

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	234.222448
a – orbit major semiaxis (astronomical units)	1.75897100
e – orbit eccentricity	0.31951500
ω – orbit ascending node-perihelion angle (degrees)	91.270489
Ω – longitude of orbit ascending node (degrees)	309.574800
i – orbit inclination to the ecliptic plane (degrees)	9.506662

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	297.061881	1.75757957	0.31917532	88.541829	311.568946	9.525079	1.19660355	2.330092
01/21/1858	101.231296	1.75725970	0.31899662	88.868374	311.303501	9.522066	1.19669979	2.329456
01/29/1887	266.230877	1.75688726	0.31915479	89.276024	311.008124	9.518273	1.19616828	2.328716
02/07/1916	71.665289	1.75720797	0.31873642	89.615818	310.730621	9.517876	1.19712179	2.329353
02/14/1945	236.363419	1.75714421	0.31901069	89.996766	310.449697	9.515734	1.19659643	2.329226
02/22/1974	39.545379	1.75811223	0.31895417	90.467817	310.124332	9.512782	1.19735501	2.331152
03/02/2003	200.495864	1.75846061	0.31943146	90.889558	309.830705	9.509341	1.19675297	2.331844
03/09/2032	359.017491	1.75911051	0.31941823	91.454792	309.480581	9.506273	1.19721854	2.333137
03/17/2061	155.820341	1.75944586	0.31978107	91.887122	309.179059	9.503627	1.19680839	2.333805
03/25/2090	310.344915	1.76005585	0.32007531	92.469527	308.823164	9.499743	1.19670542	2.335018
04/03/2119	102.722429	1.76067517	0.32039061	92.804722	308.543609	9.496424	1.19657138	2.336251
04/10/2148	253.215202	1.76096256	0.32074985	93.248719	308.235225	9.493258	1.19613409	2.336823
04/18/2177	42.904753	1.76115392	0.32051523	93.544844	307.963655	9.493023	1.19667726	2.337204

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