Asteroid General Data

2020 DR₂

General information

Preliminary designation	2020 DR₂
Group	Apollo
Absolute magnitude	18.82
Approximate diameter (m)	460
Approximate mass (kg)	1.75·10¹¹
Number of observations	313
Arc length (days)	6230

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	340.708431
a – orbit major semiaxis (astronomical units)	2.28333100
e – orbit eccentricity	0.69080100
ω – orbit ascending node-perihelion angle (degrees)	252.616313
Ω – longitude of orbit ascending node (degrees)	168.898609
i – orbit inclination to the ecliptic plane (degrees)	19.731041

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	231.671778	2.28369594	0.68540713	244.923600	176.615008	20.562398	0.71843447	3.451104
01/21/1858	21.043628	2.28233658	0.68678426	246.174249	175.409942	20.423252	0.71486373	3.448023
01/29/1887	169.153685	2.28393439	0.68660784	247.181322	174.366202	20.286908	0.71576713	3.451644
02/07/1916	318.783825	2.28050003	0.68813243	248.218475	173.334113	20.180626	0.71121400	3.443862
02/14/1945	108.599146	2.28115811	0.68903346	249.315617	172.228371	20.056734	0.70936384	3.445353
02/22/1974	258.251414	2.28132282	0.68979679	250.515924	171.004767	19.928721	0.70767366	3.445726
03/02/2003	45.690219	2.28298432	0.69010633	251.600426	169.909252	19.824819	0.70748239	3.449491
03/09/2032	192.336087	2.28362098	0.69066858	252.676174	168.805091	19.716074	0.70639571	3.450934
03/17/2061	340.500476	2.28203830	0.69173796	253.905703	167.567667	19.622321	0.70346578	3.447347
03/25/2090	128.577768	2.28445847	0.69144604	255.180226	166.314558	19.506232	0.70487870	3.452833
04/03/2119	271.494496	2.28704132	0.69163803	256.246154	165.115784	19.432823	0.70523657	3.458690
04/10/2148	54.018336	2.28683843	0.69298304	257.328787	164.025448	19.360300	0.70209819	3.458230
04/18/2177	194.091703	2.28902962	0.69179248	259.119396	162.224931	19.259307	0.70549614	3.463201

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