Asteroid General Data

1990 UA (301844)

General information

Preliminary designation	1990 UA
Number	301844
Group	Apollo
Absolute magnitude	19.70
Approximate diameter (m)	300
Approximate mass (kg)	5.20·10¹⁰
Number of observations	183
Arc length (days)	12498

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	55.389721
a – orbit major semiaxis (astronomical units)	1.64194700
e – orbit eccentricity	0.52662200
ω – orbit ascending node-perihelion angle (degrees)	202.582843
Ω – longitude of orbit ascending node (degrees)	104.276221
i – orbit inclination to the ecliptic plane (degrees)	0.928612

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	258.773969	1.63208990	0.52394479	199.793797	106.068719	0.887684	0.77696490	2.085051
01/21/1858	229.201201	1.63329432	0.52397355	201.280972	104.761888	0.892527	0.77749130	2.087360
01/29/1887	193.987156	1.63337048	0.52405560	201.346051	104.799332	0.895122	0.77739354	2.087506
02/07/1916	155.274482	1.63508442	0.52463681	201.366223	104.949131	0.900079	0.77725895	2.090792
02/14/1945	105.143630	1.63886365	0.52574007	201.524935	104.926658	0.911114	0.77724737	2.098045
02/22/1974	45.813179	1.63734098	0.52537266	201.131707	105.406318	0.916851	0.77712680	2.095122
03/02/2003	344.910120	1.64052162	0.52625657	202.540352	104.225195	0.925899	0.77718634	2.101230
03/09/2032	272.735070	1.64078018	0.52598003	202.629623	104.266082	0.929721	0.77776257	2.101727
03/17/2061	201.087709	1.64089605	0.52615099	202.694667	104.261852	0.934077	0.77753696	2.101949
03/25/2090	121.970832	1.64628143	0.52682662	204.786803	102.279314	0.945802	0.77897654	2.112306
04/03/2119	27.971998	1.64553278	0.52673638	205.334535	101.749140	0.949159	0.77877080	2.110865
04/10/2148	300.114944	1.64644623	0.52694179	207.436239	99.584323	0.981937	0.77886491	2.112623
04/18/2177	205.490952	1.64723103	0.52722801	207.630613	99.436187	0.992648	0.77876469	2.114133

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