Asteroid General Data

2021 TJ₄

General information

Preliminary designation	2021 TJ₄
Group	Amor
Absolute magnitude	21.94
Approximate diameter (m)	110
Approximate mass (kg)	2.35·10⁹
Number of observations	91
Arc length (days)	94

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	246.668458
a – orbit major semiaxis (astronomical units)	2.00978200
e – orbit eccentricity	0.45885000
ω – orbit ascending node-perihelion angle (degrees)	340.510860
Ω – longitude of orbit ascending node (degrees)	81.610900
i – orbit inclination to the ecliptic plane (degrees)	9.002823

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	107.318303	2.00946441	0.45932325	337.491683	83.102628	8.911952	1.08647069	2.848532
01/21/1858	174.122946	2.00923385	0.45880158	338.148921	82.865749	8.932697	1.08739418	2.848042
01/29/1887	242.683702	2.00882300	0.46005071	338.448524	82.628060	8.947964	1.08466255	2.847168
02/07/1916	309.638339	2.00942501	0.45812917	338.908158	82.455049	8.949845	1.08884880	2.848448
02/14/1945	16.976912	2.00937061	0.45888243	339.363510	82.227623	8.970479	1.08730574	2.848332
02/22/1974	84.384676	2.01055411	0.45782517	339.720929	82.002133	8.970457	1.09007183	2.850849
03/02/2003	150.389530	2.00918535	0.45814271	340.226402	81.810024	8.990255	1.08869173	2.847939
03/09/2032	218.653337	2.01026772	0.45879274	340.541406	81.567455	9.005427	1.08797148	2.850240
03/17/2061	284.057765	2.01049205	0.45749856	341.011711	81.384143	9.005168	1.09069483	2.850717
03/25/2090	349.439307	2.00975722	0.45964541	341.508483	81.131937	9.033730	1.08598154	2.849155
04/03/2119	55.050269	2.01029382	0.45784690	341.738553	80.949028	9.026248	1.08988703	2.850296
04/10/2148	118.088307	2.01191963	0.45771039	342.297647	80.745654	9.038476	1.09104310	2.853754
04/18/2177	183.707426	2.01005894	0.45823990	342.608415	80.506829	9.052364	1.08896973	2.849796

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