Asteroid General Data

2003 UC₂₀ (363505)

General information

Preliminary designation	2003 UC₂₀
Number	363505
Group	Aten
Absolute magnitude	18.48
Approximate diameter (m)	530
Approximate mass (kg)	2.80·10¹¹
Number of observations	914
Arc length (days)	26035

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	185.977772
a – orbit major semiaxis (astronomical units)	0.78128000
e – orbit eccentricity	0.33686100
ω – orbit ascending node-perihelion angle (degrees)	60.174913
Ω – longitude of orbit ascending node (degrees)	187.915624
i – orbit inclination to the ecliptic plane (degrees)	3.775889

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	37.853426	0.78074666	0.33657801	52.744263	195.869552	3.926091	0.51796450	0.689868
01/21/1858	58.376150	0.78094205	0.33648651	53.822648	194.696806	3.900234	0.51816558	0.690127
01/29/1887	77.952014	0.78065876	0.33675419	54.828640	193.577145	3.891699	0.51776865	0.689751
02/07/1916	101.918003	0.78057807	0.33692880	55.786734	192.557690	3.864192	0.51757883	0.689644
02/14/1945	117.941163	0.78085340	0.33673593	56.815806	191.519015	3.853574	0.51791200	0.690009
02/22/1974	137.378574	0.78109493	0.33673317	57.914853	190.360864	3.819312	0.51807435	0.690329
03/02/2003	150.069369	0.78109197	0.33680422	59.081512	189.114383	3.797325	0.51801690	0.690325
03/09/2032	161.008236	0.78111171	0.33692597	60.243051	187.859184	3.779173	0.51793489	0.690352
03/17/2061	172.793031	0.78111385	0.33711898	61.392118	186.615290	3.762226	0.51778555	0.690354
03/25/2090	188.708669	0.78080611	0.33735423	62.379783	185.511222	3.760623	0.51739786	0.689947
04/03/2119	203.527798	0.78100331	0.33723158	63.328667	184.445195	3.757926	0.51762434	0.690208
04/10/2148	215.126635	0.78120276	0.33720996	64.491213	183.176306	3.748015	0.51777341	0.690472
04/18/2177	223.529000	0.78134355	0.33721745	65.624586	181.976785	3.736601	0.51786087	0.690659

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