Asteroid General Data

2021 UY

General information

Preliminary designation	2021 UY
Group	Apollo
Absolute magnitude	27.76
Approximate diameter (m)	8
Approximate mass (kg)	7.58·10⁵
Number of observations	32
Arc length (days)	3

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	308.881363
a – orbit major semiaxis (astronomical units)	1.44426200
e – orbit eccentricity	0.32486100
ω – orbit ascending node-perihelion angle (degrees)	351.839459
Ω – longitude of orbit ascending node (degrees)	11.916391
i – orbit inclination to the ecliptic plane (degrees)	1.065165

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	180.733409	1.45694200	0.33064258	339.288590	28.861853	1.095553	0.97521494	1.758588
01/21/1858	27.043278	1.43868937	0.32355497	342.496690	24.044346	1.053924	0.97319427	1.725644
01/29/1887	316.767896	1.44020237	0.32411621	344.206272	22.077141	1.091321	0.97340944	1.728367
02/07/1916	246.264283	1.43973487	0.32375575	344.539489	21.174038	1.111561	0.97361243	1.727525
02/14/1945	173.920663	1.43992331	0.32372647	344.735002	20.747053	1.118709	0.97378203	1.727864
02/22/1974	103.529784	1.44054415	0.32351999	346.375706	18.533684	1.167487	0.97449933	1.728982
03/02/2003	62.004908	1.43253166	0.32027630	348.488736	15.019854	1.117236	0.97372571	1.714577
03/09/2032	4.944531	1.44367915	0.32449455	351.939281	11.877656	1.064030	0.97521314	1.734629
03/17/2061	270.661695	1.44032148	0.32353670	353.262335	10.875175	1.069788	0.97432463	1.728581
03/25/2090	193.890843	1.44051339	0.32377733	353.146075	10.773882	1.070600	0.97410780	1.728927
04/03/2119	96.145978	1.44400016	0.32540398	354.266515	10.050507	1.051232	0.97411677	1.735208
04/10/2148	7.663402	1.44313614	0.32503101	358.564827	5.931456	1.153136	0.97407215	1.733651
04/18/2177	272.566262	1.44564314	0.32588329	359.156143	5.541768	1.141958	0.97453219	1.738170

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