Asteroid General Data

2015 TJ₂₁

General information

Preliminary designation	2015 TJ₂₁
Group	Apollo
Absolute magnitude	24.13
Approximate diameter (m)	40
Approximate mass (kg)	1.14·10⁸
Number of observations	18
Arc length (days)	9

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	164.806734
a – orbit major semiaxis (astronomical units)	1.20526000
e – orbit eccentricity	0.41997100
ω – orbit ascending node-perihelion angle (degrees)	31.645249
Ω – longitude of orbit ascending node (degrees)	226.243078
i – orbit inclination to the ecliptic plane (degrees)	2.848995

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	358.003064	1.20476720	0.41967605	27.195778	230.707386	2.793823	0.69915526	1.322377
01/21/1858	341.576841	1.20461033	0.41973764	27.854432	229.991974	2.829531	0.69899003	1.322119
01/29/1887	324.050899	1.20474465	0.41967267	28.427382	229.390868	2.831744	0.69914625	1.322340
02/07/1916	300.956499	1.20567628	0.41987705	29.272130	228.468328	2.838221	0.69944048	1.323874
02/14/1945	278.942255	1.20488684	0.41960277	29.886809	227.953001	2.845707	0.69931298	1.322574
02/22/1974	258.689524	1.20547939	0.41964464	30.570484	227.352798	2.847779	0.69960643	1.323550
03/02/2003	237.266906	1.20510000	0.41971151	31.137012	226.730904	2.848042	0.69930566	1.322925
03/09/2032	215.404779	1.20526478	0.41980103	31.646468	226.219184	2.847480	0.69929339	1.323196
03/17/2061	195.369854	1.20450903	0.41957641	32.361130	225.573835	2.853270	0.69912545	1.321952
03/25/2090	175.618704	1.20469058	0.41969919	32.874732	225.022948	2.851109	0.69908292	1.322251
04/03/2119	153.294855	1.20504153	0.41981890	33.322668	224.492025	2.850407	0.69914232	1.322829
04/10/2148	133.343591	1.20457173	0.41984664	34.249229	223.576032	2.849328	0.69883634	1.322055
04/18/2177	113.296806	1.20576304	0.42015492	34.728145	223.064886	2.857761	0.69915577	1.324017

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