Asteroid General Data

1998 YO₄ (85839)

General information

Preliminary designation	1998 YO₄
Number	85839
Group	Amor
Absolute magnitude	16.58
Approximate diameter (m)	1 300
Approximate mass (kg)	3.87·10¹²
Number of observations	2414
Arc length (days)	11884

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	236.149933
a – orbit major semiaxis (astronomical units)	1.65350800
e – orbit eccentricity	0.24807000
ω – orbit ascending node-perihelion angle (degrees)	199.665983
Ω – longitude of orbit ascending node (degrees)	28.497468
i – orbit inclination to the ecliptic plane (degrees)	9.319250

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	252.495508	1.65378933	0.24775197	197.436535	29.637282	9.372035	1.24405976	2.126772
01/21/1858	125.256075	1.65350955	0.24781684	197.705400	29.470600	9.366829	1.24374203	2.126232
01/29/1887	358.391131	1.65351909	0.24780590	198.072932	29.295303	9.357014	1.24376731	2.126251
02/07/1916	231.883281	1.65328418	0.24804485	198.406255	29.133272	9.351234	1.24319556	2.125797
02/14/1945	105.203103	1.65367027	0.24781893	198.773813	28.954651	9.340880	1.24385948	2.126542
02/22/1974	338.005064	1.65372675	0.24784352	199.043266	28.807643	9.333518	1.24386129	2.126651
03/02/2003	210.446116	1.65361413	0.24812957	199.412686	28.629949	9.325715	1.24330358	2.126434
03/09/2032	83.088380	1.65356620	0.24812999	199.717112	28.462340	9.318683	1.24326684	2.126341
03/17/2061	316.045279	1.65343052	0.24795111	200.111067	28.285890	9.309307	1.24346058	2.126080
03/25/2090	189.536456	1.65361755	0.24808112	200.373255	28.134367	9.302756	1.24338626	2.126440
04/03/2119	62.791226	1.65336921	0.24857048	200.684252	27.970623	9.297052	1.24239044	2.125961
04/10/2148	295.458678	1.65371168	0.24845201	201.049653	27.791515	9.287559	1.24284369	2.126622
04/18/2177	167.767317	1.65379796	0.24845869	201.373534	27.626427	9.281073	1.24289748	2.126788

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