Asteroid General Data

2021 UQ₄

General information

Preliminary designation	2021 UQ₄
Group	Aten
Absolute magnitude	24.20
Approximate diameter (m)	38
Approximate mass (kg)	1.04·10⁸
Number of observations	13
Arc length (days)	2

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	139.393417
a – orbit major semiaxis (astronomical units)	0.97984900
e – orbit eccentricity	0.32175600
ω – orbit ascending node-perihelion angle (degrees)	32.011344
Ω – longitude of orbit ascending node (degrees)	212.623199
i – orbit inclination to the ecliptic plane (degrees)	14.251146

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	172.439589	0.97957917	0.32162838	31.117679	213.908463	14.181985	0.66451870	0.969527
01/21/1858	148.563693	0.97951222	0.32156429	31.227252	213.725983	14.190858	0.66453607	0.969428
01/29/1887	124.479562	0.97955084	0.32146523	31.363205	213.526145	14.199762	0.66465930	0.969485
02/07/1916	101.934158	0.97947568	0.32130674	31.491339	213.332769	14.210513	0.66476354	0.969373
02/14/1945	80.316787	0.97926098	0.32113353	31.659953	213.150959	14.220145	0.66478744	0.969055
02/22/1974	58.969645	0.97926551	0.32112929	31.791826	212.962038	14.227509	0.66479467	0.969061
03/02/2003	36.616951	0.97960259	0.32132349	31.908734	212.772774	14.231930	0.66483327	0.969562
03/09/2032	12.748965	0.97958659	0.32135752	32.020618	212.583987	14.241031	0.66478907	0.969538
03/17/2061	348.786008	0.97959730	0.32137228	32.154241	212.392398	14.249602	0.66478189	0.969554
03/25/2090	326.494658	0.97960699	0.32126919	32.246111	212.217411	14.259975	0.66488944	0.969568
04/03/2119	305.495662	0.97946741	0.32119136	32.394479	212.046199	14.271252	0.66487094	0.969361
04/10/2148	284.283943	0.97960136	0.32111331	32.545940	211.861122	14.279139	0.66503833	0.969560
04/18/2177	261.717561	0.97942112	0.32115211	32.621122	211.701420	14.282476	0.66487796	0.969292

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