Asteroid General Data

2011 MD₁₁ (442243)

General information

Preliminary designation	2011 MD₁₁
Number	442243
Group	Amor
Absolute magnitude	18.09
Approximate diameter (m)	640
Approximate mass (kg)	4.81·10¹¹
Number of observations	1005
Arc length (days)	4571

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	281.837148
a – orbit major semiaxis (astronomical units)	2.50129100
e – orbit eccentricity	0.49628000
ω – orbit ascending node-perihelion angle (degrees)	333.169584
Ω – longitude of orbit ascending node (degrees)	15.877638
i – orbit inclination to the ecliptic plane (degrees)	16.159376

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	200.109983	2.49202582	0.50823587	333.578365	17.317709	16.311175	1.22548890	3.933955
01/21/1858	336.159316	2.49118891	0.50929524	333.646549	17.022473	16.326128	1.22243825	3.931974
01/29/1887	116.216252	2.48816997	0.51067877	333.546327	16.746878	16.342337	1.21751438	3.924828
02/07/1916	256.559376	2.49042758	0.50923015	333.480844	16.524735	16.320831	1.22222677	3.930171
02/14/1945	35.588661	2.49086986	0.50771214	333.336539	16.343635	16.296019	1.22622499	3.931218
02/22/1974	169.881143	2.49598762	0.50325747	333.262702	16.159516	16.240731	1.23986319	3.943340
03/02/2003	298.455150	2.49777976	0.49983958	333.185264	16.015045	16.200224	1.24929058	3.947588
03/09/2032	59.743219	2.50455076	0.49413120	333.124183	15.850040	16.131539	1.26697410	3.963651
03/17/2061	174.683350	2.50570899	0.49123542	333.096421	15.674076	16.098679	1.27481599	3.966400
03/25/2090	284.836987	2.51098970	0.48727756	332.894979	15.523226	16.047475	1.28744078	3.978946
04/03/2119	31.274052	2.51147990	0.48582449	332.907664	15.300571	16.023267	1.29134145	3.980111
04/10/2148	137.812796	2.51001330	0.48605671	332.715126	15.051450	16.019713	1.29000449	3.976625
04/18/2177	244.710767	2.51023237	0.48624598	332.704346	14.764234	16.019564	1.28964196	3.977146

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