Asteroid General Data

2015 TT₂₃₈

General information

Preliminary designation	2015 TT₂₃₈
Group	Aten
Absolute magnitude	24.57
Approximate diameter (m)	32
Approximate mass (kg)	6.22·10⁷
Number of observations	48
Arc length (days)	3643

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	189.745431
a – orbit major semiaxis (astronomical units)	0.88528500
e – orbit eccentricity	0.25034300
ω – orbit ascending node-perihelion angle (degrees)	216.000944
Ω – longitude of orbit ascending node (degrees)	4.436802
i – orbit inclination to the ecliptic plane (degrees)	10.802525

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	314.490991	0.88599555	0.24836699	215.673824	6.377249	10.848493	0.66594350	0.833965
01/21/1858	233.484837	0.88663162	0.24821946	215.877980	6.201029	10.839407	0.66655240	0.834863
01/29/1887	145.911004	0.88674607	0.24880700	216.002102	5.876801	10.825550	0.66611744	0.835025
02/07/1916	63.846816	0.88583826	0.24947612	215.635597	5.559005	10.835126	0.66484277	0.833743
02/14/1945	323.432251	0.88753702	0.24923617	215.856208	5.269292	10.856668	0.66633069	0.836143
02/22/1974	200.246610	0.88858347	0.24992342	215.865221	5.005955	10.833377	0.66650565	0.837622
03/02/2003	97.305861	0.88561554	0.24921864	216.332477	4.692659	10.815336	0.66490364	0.833429
03/09/2032	37.135275	0.88508450	0.25042136	215.976825	4.361307	10.798125	0.66344043	0.832679
03/17/2061	352.943251	0.88443697	0.25075315	216.037253	4.012304	10.784008	0.66266161	0.831766
03/25/2090	307.235554	0.88631275	0.25230725	215.930639	3.784844	10.752727	0.66268962	0.834413
04/03/2119	239.129254	0.88567928	0.25244477	216.258708	3.540000	10.747028	0.66209418	0.833519
04/10/2148	201.653566	0.88297845	0.25115522	217.037241	3.269517	10.746407	0.66121380	0.829709
04/18/2177	185.770583	0.88395704	0.25173334	217.042992	2.927640	10.737236	0.66143559	0.831089

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