Asteroid General Data

2011 DY₄

General information

Preliminary designation	2011 DY₄
Group	Apollo
Absolute magnitude	22.11
Approximate diameter (m)	100
Approximate mass (kg)	1.86·10⁹
Number of observations	99
Arc length (days)	17

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	169.080137
a – orbit major semiaxis (astronomical units)	2.02044200
e – orbit eccentricity	0.77228800
ω – orbit ascending node-perihelion angle (degrees)	83.092226
Ω – longitude of orbit ascending node (degrees)	321.484540
i – orbit inclination to the ecliptic plane (degrees)	6.075077

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	143.030771	2.01208780	0.77427094	67.468396	336.251037	6.455213	0.45418668	2.854112
01/21/1858	196.788218	2.01770224	0.77213943	70.328501	333.597265	6.354265	0.45975478	2.866066
01/29/1887	248.981983	2.01241264	0.77512042	72.454612	331.578810	6.290172	0.45255051	2.854803
02/07/1916	304.480766	2.01556728	0.77338642	73.906295	330.159916	6.254886	0.45675492	2.861519
02/14/1945	356.809404	2.01360488	0.77172646	76.599867	327.580896	6.195239	0.45965272	2.857340
02/22/1974	48.619992	2.01559512	0.77466848	78.731373	325.616827	6.142991	0.45417711	2.861578
03/02/2003	97.706618	2.01733931	0.77284452	80.217298	324.180648	6.115455	0.45824968	2.865293
03/09/2032	138.652938	2.01747247	0.77339430	84.128711	320.513551	6.055568	0.45717076	2.865577
03/17/2061	189.114103	2.01518846	0.77484347	85.466731	319.218923	6.049606	0.45373283	2.860712
03/25/2090	237.710476	2.02002240	0.77195100	87.850280	316.913314	6.001247	0.46066409	2.871011
04/03/2119	280.879574	2.01754654	0.77336224	91.004714	313.987959	6.004172	0.45725222	2.865735
04/10/2148	329.975779	2.01524715	0.77530973	92.397328	312.620560	6.001779	0.45280642	2.860837
04/18/2177	14.702060	2.01955831	0.77179965	94.637967	310.448088	6.015452	0.46086390	2.870022

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