Asteroid General Data

2021 TT₉

General information

Preliminary designation	2021 TT₉
Group	Amor
Absolute magnitude	24.33
Approximate diameter (m)	36
Approximate mass (kg)	8.67·10⁷
Number of observations	19
Arc length (days)	35

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	321.683392
a – orbit major semiaxis (astronomical units)	1.41487400
e – orbit eccentricity	0.20633700
ω – orbit ascending node-perihelion angle (degrees)	190.607750
Ω – longitude of orbit ascending node (degrees)	205.074278
i – orbit inclination to the ecliptic plane (degrees)	12.113414

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	161.739456	1.41508268	0.20628819	188.774858	206.086479	12.098596	1.12316783	1.683346
01/21/1858	248.846518	1.41506363	0.20624091	189.061971	205.932220	12.100343	1.12321962	1.683312
01/29/1887	335.734792	1.41487736	0.20633949	189.332740	205.785101	12.103703	1.12293230	1.682979
02/07/1916	62.359363	1.41461500	0.20608186	189.580508	205.636625	12.104666	1.12308851	1.682511
02/14/1945	149.846613	1.41494121	0.20628315	189.809537	205.495539	12.107825	1.12306267	1.683093
02/22/1974	237.116247	1.41497333	0.20646403	190.094055	205.348831	12.109397	1.12283223	1.683151
03/02/2003	324.897732	1.41491235	0.20635086	190.356849	205.197560	12.111531	1.12294397	1.683042
03/09/2032	52.806358	1.41499644	0.20648350	190.689493	205.046784	12.114092	1.12282303	1.683192
03/17/2061	140.640827	1.41471302	0.20644847	190.948678	204.900020	12.117153	1.12264768	1.682686
03/25/2090	228.966660	1.41458025	0.20625944	191.174853	204.764831	12.119637	1.12280972	1.682449
04/03/2119	316.721624	1.41464151	0.20648024	191.451274	204.613715	12.122982	1.12254600	1.682559
04/10/2148	45.493817	1.41474498	0.20670225	191.679426	204.466267	12.126292	1.12231400	1.682743
04/18/2177	134.318513	1.41487771	0.20662993	191.984756	204.309800	12.127671	1.12252163	1.682980

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