Asteroid General Data

2018 TW₁

General information

Preliminary designation	2018 TW₁
Group	Apollo
Absolute magnitude	27.77
Approximate diameter (m)	7
Approximate mass (kg)	7.48·10⁵
Number of observations	42
Arc length (days)	2

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	11.299978
a – orbit major semiaxis (astronomical units)	1.89712100
e – orbit eccentricity	0.47058500
ω – orbit ascending node-perihelion angle (degrees)	191.724025
Ω – longitude of orbit ascending node (degrees)	192.799813
i – orbit inclination to the ecliptic plane (degrees)	8.653227

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	136.714021	1.88659436	0.46832105	188.554726	194.389177	8.735836	1.00306250	2.591304
01/21/1858	203.243920	1.89004232	0.46856605	188.944582	194.149616	8.722625	1.00443266	2.598411
01/29/1887	245.636944	1.89666074	0.47073493	189.536599	193.888933	8.675777	1.00383627	2.612072
02/07/1916	284.883885	1.89785621	0.47128400	189.910467	193.655114	8.668471	1.00342693	2.614542
02/14/1945	319.473690	1.90023056	0.47196409	190.259640	193.419088	8.657052	1.00338997	2.619450
02/22/1974	347.552500	1.89962755	0.47126257	190.698760	193.215275	8.656412	1.00440419	2.618203
03/02/2003	15.592144	1.90182259	0.47163006	191.084710	193.006553	8.649030	1.00486588	2.622742
03/09/2032	45.678250	1.89747993	0.47053275	191.827260	192.732254	8.652425	1.00465348	2.613764
03/17/2061	84.179434	1.89607577	0.47050232	192.166334	192.554945	8.656965	1.00396772	2.610863
03/25/2090	122.161996	1.89655703	0.47128090	192.574829	192.361419	8.661452	1.00274592	2.611857
04/03/2119	168.027805	1.89438209	0.47037383	193.283592	192.091560	8.647785	1.00331433	2.607366
04/10/2148	213.964143	1.89507853	0.47015872	193.673170	191.895459	8.647750	1.00409084	2.608804
04/18/2177	264.315253	1.88798556	0.46893137	194.229460	191.654842	8.667204	1.00264991	2.594171

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