Asteroid General Data

2016 SD

General information

Preliminary designation	2016 SD
Group	Apollo
Absolute magnitude	18.86
Approximate diameter (m)	450
Approximate mass (kg)	1.66·10¹¹
Number of observations	400
Arc length (days)	1852

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	15.029422
a – orbit major semiaxis (astronomical units)	2.80993000
e – orbit eccentricity	0.71034800
ω – orbit ascending node-perihelion angle (degrees)	177.944689
Ω – longitude of orbit ascending node (degrees)	277.329450
i – orbit inclination to the ecliptic plane (degrees)	6.327104

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	153.672549	2.85810019	0.69555973	170.832100	281.115273	5.894270	0.87012079	4.831887
01/21/1858	188.671351	2.79691125	0.71451548	172.649933	280.370381	6.085969	0.79847488	4.677552
01/29/1887	266.486915	2.78115876	0.71879633	173.163560	280.101840	6.146077	0.78207205	4.638091
02/07/1916	349.226176	2.80833345	0.70995194	174.030792	279.560517	6.148422	0.81455167	4.706235
02/14/1945	36.833073	2.84656863	0.69848251	175.432361	278.676520	6.202869	0.85829023	4.802674
02/22/1974	44.453570	2.85914306	0.69461528	176.088518	278.265091	6.220266	0.87313859	4.834532
03/02/2003	44.945978	2.84511413	0.69911898	176.737450	277.931987	6.271556	0.85604085	4.798993
03/09/2032	73.545040	2.81114903	0.70958562	177.956998	277.326672	6.321046	0.81639810	4.713314
03/17/2061	147.103633	2.79205228	0.71561459	178.822339	276.867198	6.364993	0.79401894	4.665368
03/25/2090	230.725063	2.79568531	0.71434919	179.358248	276.525222	6.376085	0.79858977	4.674477
04/03/2119	284.766044	2.82334537	0.70453878	180.421224	275.943152	6.371614	0.83418908	4.744021
04/10/2148	295.574573	2.85499019	0.69390027	181.405121	275.408668	6.335609	0.87391172	4.824003
04/18/2177	292.419499	2.86224870	0.69221846	181.918830	275.121913	6.325783	0.88094732	4.842411

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