Asteroid General Data

2021 TD₁₆

General information

Preliminary designation	2021 TD₁₆
Group	Apollo
Absolute magnitude	22.76
Approximate diameter (m)	75
Approximate mass (kg)	7.58·10⁸
Number of observations	29
Arc length (days)	11

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	287.365794
a – orbit major semiaxis (astronomical units)	1.91333300
e – orbit eccentricity	0.66783200
ω – orbit ascending node-perihelion angle (degrees)	288.688652
Ω – longitude of orbit ascending node (degrees)	192.384827
i – orbit inclination to the ecliptic plane (degrees)	7.984799

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	83.822946	1.91476846	0.66827586	280.047195	200.208598	7.759331	0.63517492	2.649568
01/21/1858	66.423010	1.91528079	0.66833208	281.319831	199.012130	7.790740	0.63523719	2.650631
01/29/1887	47.882589	1.91537316	0.66822269	282.545953	197.936107	7.821222	0.63547735	2.650823
02/07/1916	27.432470	1.91598183	0.66637989	284.144742	196.512626	7.861892	0.63921007	2.652087
02/14/1945	7.208819	1.91609885	0.66652910	285.151104	195.587821	7.870301	0.63896322	2.652330
02/22/1974	346.383621	1.91534525	0.66776061	286.607823	194.280430	7.916625	0.63635313	2.650765
03/02/2003	327.781999	1.91410160	0.66791331	287.631140	193.331056	7.950558	0.63564766	2.648184
03/09/2032	312.290953	1.91259398	0.66833132	288.764376	192.297344	7.988139	0.63434751	2.645055
03/17/2061	297.070389	1.91390409	0.66778529	289.929327	191.226715	8.035185	0.63582709	2.647774
03/25/2090	282.590647	1.91277722	0.66752811	291.019547	190.230859	8.074554	0.63594466	2.645436
04/03/2119	268.635102	1.91369120	0.66691295	292.737975	188.740481	8.152249	0.63742576	2.647332
04/10/2148	254.493520	1.91381780	0.66610930	293.753856	187.831275	8.192535	0.63900596	2.647595
04/18/2177	239.656501	1.91314055	0.66664982	294.932508	186.766370	8.252766	0.63774576	2.646189

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