Asteroid General Data

2017 YH (678861)

General information

Preliminary designation	2017 YH
Number	678861
Group	Aten
Absolute magnitude	18.14
Approximate diameter (m)	630
Approximate mass (kg)	4.49·10¹¹
Number of observations	296
Arc length (days)	3360

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	296.110564
a – orbit major semiaxis (astronomical units)	0.63459500
e – orbit eccentricity	0.48217600
ω – orbit ascending node-perihelion angle (degrees)	147.533643
Ω – longitude of orbit ascending node (degrees)	134.139804
i – orbit inclination to the ecliptic plane (degrees)	19.851701

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	190.668109	0.63417797	0.48323729	146.659782	135.166975	19.754143	0.32771953	0.505030
01/21/1858	351.573286	0.63418226	0.48308691	146.805278	135.040391	19.747173	0.32781711	0.505035
01/29/1887	161.009662	0.63412194	0.48280514	146.977869	134.860769	19.784131	0.32796461	0.504963
02/07/1916	324.827369	0.63428263	0.48268758	147.011100	134.767220	19.789972	0.32812228	0.505155
02/14/1945	128.638411	0.63434862	0.48241765	147.202718	134.580683	19.813393	0.32832765	0.505234
02/22/1974	288.489328	0.63418920	0.48263767	147.291893	134.456270	19.839134	0.32810560	0.505044
03/02/2003	84.484989	0.63451640	0.48221821	147.416265	134.293435	19.831333	0.32854104	0.505435
03/09/2032	234.887880	0.63471737	0.48198594	147.546405	134.117257	19.854281	0.32879252	0.505675
03/17/2061	18.121960	0.63452770	0.48209863	147.634615	134.020761	19.862723	0.32862277	0.505448
03/25/2090	162.234201	0.63471297	0.48168003	147.780170	133.842366	19.879957	0.32898440	0.505669
04/03/2119	307.007331	0.63471491	0.48156930	147.922930	133.668509	19.901105	0.32905570	0.505672
04/10/2148	87.529368	0.63463747	0.48156342	148.020346	133.569452	19.903129	0.32901928	0.505579
04/18/2177	230.324411	0.63463816	0.48126801	148.192939	133.400408	19.929733	0.32920712	0.505580

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