Asteroid General Data

2019 TD

General information

Preliminary designation	2019 TD
Group	Apollo
Absolute magnitude	29.18
Approximate diameter (m)	4
Approximate mass (kg)	1.07·10⁵
Number of observations	26
Arc length (days)	6

Approaches

Date	Object	r, AU	r, km
09/29/2019 10:06:14 AM	Moon	0.000836	125 000
09/29/2019 06:43:12 PM	Earth	0.000870	130 144

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	263.877148
a – orbit major semiaxis (astronomical units)	1.87885165
e – orbit eccentricity	0.50174313
ω – orbit ascending node-perihelion angle (degrees)	143.706899
Ω – longitude of orbit ascending node (degrees)	186.507509
i – orbit inclination to the ecliptic plane (degrees)	3.246646

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	187.419480	1.97228779	0.52111725	140.523848	190.806441	2.442269	0.94449460	2.769849
01/21/1858	355.598548	1.97357071	0.52219937	141.237189	190.297611	2.460689	0.94297333	2.772552
01/29/1887	162.747564	1.97289003	0.52238420	142.212270	189.539592	2.490366	0.94228345	2.771117
02/07/1916	329.207020	1.97547923	0.52195165	142.839211	189.095222	2.506471	0.94437458	2.776574
02/14/1945	112.767722	1.98290119	0.52518077	143.759402	188.458509	2.535587	0.94151961	2.792237
02/22/1974	251.303780	1.98314529	0.52387839	144.859831	187.589414	2.565946	0.94421834	2.792752
03/02/2003	33.768491	1.98233207	0.52447220	145.273392	187.205553	2.581548	0.94265400	2.791035
03/09/2032	309.025143	1.87919931	0.50119697	143.728637	186.478348	3.248594	0.93735030	2.576083
03/17/2061	43.324758	1.87960610	0.50068068	144.288297	186.103945	3.265633	0.93852364	2.576920
03/25/2090	139.087382	1.87692631	0.50047718	144.943465	185.462016	3.296174	0.93756753	2.571411
04/03/2119	246.727383	1.87406240	0.49962636	145.359498	185.088757	3.319185	0.93773142	2.565528
04/10/2148	359.633543	1.87389741	0.49966506	146.195806	184.419495	3.343971	0.93757634	2.565189
04/18/2177	115.745401	1.87147954	0.49959909	146.636432	184.042662	3.365605	0.93649006	2.560226

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