Asteroid General Data

2021 TU₄

General information

Preliminary designation	2021 TU₄
Group	Apollo
Absolute magnitude	26.26
Approximate diameter (m)	15
Approximate mass (kg)	6.02·10⁶
Number of observations	22
Arc length (days)	3

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	345.065277
a – orbit major semiaxis (astronomical units)	1.18475600
e – orbit eccentricity	0.23693400
ω – orbit ascending node-perihelion angle (degrees)	110.253835
Ω – longitude of orbit ascending node (degrees)	194.452379
i – orbit inclination to the ecliptic plane (degrees)	22.458946

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	237.104999	1.18467844	0.23757351	109.215530	195.363855	22.413922	0.90323023	1.289441
01/21/1858	59.655322	1.18459657	0.23752949	109.362654	195.236430	22.415257	0.90321996	1.289307
01/29/1887	241.588933	1.18516724	0.23748370	109.592538	195.099012	22.426899	0.90370934	1.290239
02/07/1916	61.098943	1.18451432	0.23720432	109.648629	194.963612	22.433959	0.90354241	1.289173
02/14/1945	242.642557	1.18488892	0.23728665	109.858999	194.832549	22.436589	0.90373060	1.289784
02/22/1974	66.275254	1.18458063	0.23712173	109.920975	194.697359	22.445161	0.90369082	1.289281
03/02/2003	249.721016	1.18455522	0.23711200	110.093411	194.567612	22.446699	0.90368296	1.289239
03/09/2032	73.582210	1.18493031	0.23691218	110.273298	194.435717	22.459314	0.90420589	1.289852
03/17/2061	254.424286	1.18475714	0.23696197	110.408588	194.305935	22.461291	0.90401475	1.289569
03/25/2090	73.018485	1.18526331	0.23682791	110.626734	194.175681	22.468212	0.90455988	1.290396
04/03/2119	248.521642	1.18575578	0.23691891	110.830948	194.041285	22.474165	0.90482781	1.291200
04/10/2148	61.217669	1.18512011	0.23651504	110.910208	193.902249	22.485459	0.90482138	1.290162
04/18/2177	237.559592	1.18518728	0.23652875	111.037997	193.774845	22.487294	0.90485641	1.290271

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