Asteroid General Data

1998 UP₁ (85770)

General information

Preliminary designation	1998 UP₁
Number	85770
Group	Aten
Absolute magnitude	20.72
Approximate diameter (m)	190
Approximate mass (kg)	1.27·10¹⁰
Number of observations	487
Arc length (days)	12791

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	89.427098
a – orbit major semiaxis (astronomical units)	0.99766400
e – orbit eccentricity	0.34519500
ω – orbit ascending node-perihelion angle (degrees)	234.235507
Ω – longitude of orbit ascending node (degrees)	18.313600
i – orbit inclination to the ecliptic plane (degrees)	33.177441

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	3.752911	1.00152009	0.34517042	234.694628	19.096589	33.148799	0.65582499	1.002282
01/21/1858	344.144450	1.00199515	0.34533182	234.762606	19.007180	33.134287	0.65597434	1.002996
01/29/1887	313.772240	1.00274582	0.34559600	234.839825	18.917286	33.116288	0.65620087	1.004123
02/07/1916	276.968207	1.00265596	0.34559849	234.930535	18.811523	33.116227	0.65613957	1.003988
02/14/1945	243.845934	1.00238140	0.34572564	234.871677	18.690071	33.102449	0.65583245	1.003576
02/22/1974	222.900115	1.00092590	0.34605191	234.651666	18.569084	33.105995	0.65455358	1.001391
03/02/2003	231.170131	0.99898487	0.34490307	234.422431	18.415780	33.172356	0.65443192	0.998479
03/09/2032	267.753144	0.99753949	0.34529389	234.206567	18.296054	33.175351	0.65309519	0.996313
03/17/2061	311.859799	0.99785055	0.34580885	234.098720	18.178123	33.155855	0.65278500	0.996779
03/25/2090	355.729500	0.99747299	0.34570178	234.167263	18.067318	33.161928	0.65264480	0.996213
04/03/2119	44.116608	0.99742084	0.34581601	234.346552	17.981087	33.145405	0.65249674	0.996135
04/10/2148	85.382584	0.99813211	0.34601403	234.409858	17.888114	33.128188	0.65276440	0.997201
04/18/2177	117.543429	0.99875496	0.34641073	234.470732	17.793724	33.109876	0.65277553	0.998134

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