Asteroid General Data

2016 DU₂₁

General information

Preliminary designation	2016 DU₂₁
Group	Amor
Absolute magnitude	21.47
Approximate diameter (m)	130
Approximate mass (kg)	4.51·10⁹
Number of observations	68
Arc length (days)	208

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	263.095631
a – orbit major semiaxis (astronomical units)	1.67597000
e – orbit eccentricity	0.38961600
ω – orbit ascending node-perihelion angle (degrees)	274.002963
Ω – longitude of orbit ascending node (degrees)	336.445610
i – orbit inclination to the ecliptic plane (degrees)	35.288882

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	218.454166	1.67577566	0.39086758	273.424542	337.811052	35.277238	1.02076928	2.169324
01/21/1858	355.104449	1.67563858	0.39080516	273.484483	337.623244	35.277334	1.02079038	2.169058
01/29/1887	131.517934	1.67575087	0.39041550	273.581575	337.414812	35.281588	1.02151176	2.169276
02/07/1916	267.352219	1.67591521	0.39034286	273.649432	337.228384	35.284505	1.02173367	2.169595
02/14/1945	43.011544	1.67588896	0.39003257	273.755295	337.011282	35.286251	1.02223768	2.169544
02/22/1974	179.108167	1.67560871	0.38993976	273.844612	336.823745	35.288533	1.02222225	2.169000
03/02/2003	315.579665	1.67577438	0.38965447	273.929308	336.605807	35.289110	1.02280141	2.169322
03/09/2032	91.694275	1.67582749	0.38979939	274.025307	336.421464	35.289299	1.02259096	2.169425
03/17/2061	227.124514	1.67620699	0.38947159	274.108591	336.210718	35.285269	1.02337199	2.170162
03/25/2090	2.228348	1.67602116	0.38951235	274.184230	336.026044	35.290603	1.02319022	2.169801
04/03/2119	137.529560	1.67605402	0.38913369	274.252474	335.835481	35.285332	1.02384493	2.169865
04/10/2148	273.105047	1.67586519	0.38911549	274.340052	335.624375	35.294583	1.02376009	2.169498
04/18/2177	48.398085	1.67602225	0.38870115	274.413507	335.444417	35.297109	1.02455047	2.169803

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