Asteroid General Data

2012 DK₃₁

General information

Preliminary designation	2012 DK₃₁
Group	Aten
Absolute magnitude	21.84
Approximate diameter (m)	110
Approximate mass (kg)	2.70·10⁹
Number of observations	151
Arc length (days)	3983

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	302.729678
a – orbit major semiaxis (astronomical units)	0.69375600
e – orbit eccentricity	0.57669000
ω – orbit ascending node-perihelion angle (degrees)	149.292804
Ω – longitude of orbit ascending node (degrees)	165.169439
i – orbit inclination to the ecliptic plane (degrees)	11.172279

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	247.977073	0.68287389	0.56796403	148.388741	167.013508	10.707349	0.29502608	0.564302
01/21/1858	43.930830	0.68256476	0.56761980	148.706658	166.708487	10.780307	0.29512749	0.563919
01/29/1887	219.734848	0.68224129	0.56744593	149.012870	166.421436	10.851933	0.29510625	0.563518
02/07/1916	41.328261	0.68227766	0.56719916	149.257005	166.140719	10.916888	0.29529035	0.563563
02/14/1945	203.228304	0.68288380	0.56688073	149.449630	165.835955	10.977175	0.29577013	0.564314
02/22/1974	353.210422	0.68280980	0.56666275	149.677174	165.586675	11.033163	0.29588692	0.564222
03/02/2003	158.589565	0.68236719	0.56669094	150.039871	165.290943	11.093609	0.29567588	0.563674
03/09/2032	114.081513	0.69378856	0.57656472	149.340911	165.099261	11.181524	0.29377455	0.577885
03/17/2061	190.890655	0.69406487	0.57640071	149.630306	164.746492	11.208841	0.29400539	0.578230
03/25/2090	259.297969	0.69410360	0.57609134	149.928687	164.420715	11.256327	0.29423653	0.578279
04/03/2119	327.600105	0.69381983	0.57620072	150.216982	164.164593	11.284828	0.29404035	0.577924
04/10/2148	38.198228	0.69399745	0.57599413	150.443510	163.906060	11.333634	0.29425900	0.578146
04/18/2177	99.918141	0.69435127	0.57548508	150.672689	163.593871	11.390101	0.29476247	0.578588

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