Asteroid General Data

2021 TT₁

General information

Preliminary designation	2021 TT₁
Group	Apollo
Absolute magnitude	26.13
Approximate diameter (m)	16
Approximate mass (kg)	7.21·10⁶
Number of observations	22
Arc length (days)	6

Approaches

Date	Object	r, AU	r, km
10/10/2021 06:11:31 AM	Moon	0.000508	75 956

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	114.523022
a – orbit major semiaxis (astronomical units)	1.62474150
e – orbit eccentricity	0.56850907
ω – orbit ascending node-perihelion angle (degrees)	79.401073
Ω – longitude of orbit ascending node (degrees)	16.803019
i – orbit inclination to the ecliptic plane (degrees)	13.682920

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	55.805841	1.60588195	0.56598966	76.675219	19.952622	13.737340	0.69696937	2.035031
01/21/1858	152.911219	1.60495710	0.56599094	77.292901	19.425141	13.724185	0.69656592	2.033273
01/29/1887	251.786286	1.60497542	0.56580699	77.757887	19.024699	13.709574	0.69686911	2.033308
02/07/1916	350.514078	1.60520901	0.56590953	78.317145	18.511834	13.693461	0.69680594	2.033752
02/14/1945	89.081806	1.60466883	0.56588934	78.821399	18.092083	13.676639	0.69660384	2.032726
02/22/1974	186.753330	1.60514847	0.56610883	79.325288	17.617557	13.660673	0.69645975	2.033637
03/02/2003	282.828650	1.60523894	0.56606073	79.840171	17.180225	13.647364	0.69657622	2.033809
03/09/2032	346.341425	1.62434183	0.56886012	79.533411	16.697869	13.676928	0.70031854	2.070221
03/17/2061	355.560755	1.62197891	0.56824730	80.155251	16.231373	13.670153	0.70029377	2.065706
03/25/2090	13.451919	1.62205216	0.56822546	80.587850	15.832788	13.658762	0.70036082	2.065845
04/03/2119	30.703224	1.62219350	0.56802730	81.193047	15.297268	13.649907	0.70074330	2.066115
04/10/2148	47.865977	1.62250615	0.56799251	81.681442	14.866818	13.635180	0.70093481	2.066713
04/18/2177	64.909298	1.62321284	0.56802124	82.222522	14.345452	13.619941	0.70119347	2.068063

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