Asteroid General Data

2016 TW₁₈

General information

Preliminary designation	2016 TW₁₈
Group	Apollo
Absolute magnitude	22.50
Approximate diameter (m)	84
Approximate mass (kg)	1.09·10⁹
Number of observations	57
Arc length (days)	26

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	186.746243
a – orbit major semiaxis (astronomical units)	1.97441700
e – orbit eccentricity	0.62486600
ω – orbit ascending node-perihelion angle (degrees)	235.162483
Ω – longitude of orbit ascending node (degrees)	235.642194
i – orbit inclination to the ecliptic plane (degrees)	4.560116

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	32.229968	1.96894305	0.62370749	228.068894	241.603567	4.763523	0.74089852	2.762806
01/21/1858	217.590367	1.96861134	0.62396143	229.069729	240.747888	4.731289	0.74027379	2.762108
01/29/1887	40.079933	1.96865744	0.62560707	229.855874	240.124225	4.708139	0.73705142	2.762205
02/07/1916	218.715186	1.96876144	0.62575317	231.108275	239.112871	4.664980	0.73680274	2.762423
02/14/1945	37.418542	1.97236295	0.62441617	232.165143	238.185922	4.638745	0.74078764	2.770007
02/22/1974	207.626014	1.97472292	0.62603772	233.066585	237.444848	4.610283	0.73847188	2.774980
03/02/2003	10.829927	1.97460007	0.62684607	234.385604	236.344993	4.578697	0.73682977	2.774721
03/09/2032	177.011082	1.97558350	0.62495939	235.388768	235.469243	4.548782	0.74092404	2.776794
03/17/2061	346.620300	1.97316764	0.62589513	236.272868	234.684578	4.528727	0.73817162	2.771702
03/25/2090	157.059309	1.97061181	0.62607919	237.533391	233.669246	4.496673	0.73685277	2.766319
04/03/2119	332.609745	1.97014951	0.62497555	238.894267	232.515596	4.462086	0.73885424	2.765345
04/10/2148	150.883015	1.97081201	0.62512163	239.530029	231.904394	4.453818	0.73881479	2.766740
04/18/2177	328.469300	1.96922861	0.62518260	240.901513	230.779083	4.423980	0.73810115	2.763407

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