Asteroid General Data

2012 DF₃₁

General information

Preliminary designation	2012 DF₃₁
Group	Apollo
Absolute magnitude	24.57
Approximate diameter (m)	32
Approximate mass (kg)	6.22·10⁷
Number of observations	70
Arc length (days)	5128

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	112.650674
a – orbit major semiaxis (astronomical units)	1.10707900
e – orbit eccentricity	0.47471200
ω – orbit ascending node-perihelion angle (degrees)	165.994940
Ω – longitude of orbit ascending node (degrees)	108.940124
i – orbit inclination to the ecliptic plane (degrees)	1.566581

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	340.371398	1.11079625	0.47525246	166.047070	108.902267	1.538497	0.58288759	1.170718
01/21/1858	265.615073	1.11043660	0.47530772	166.794355	108.244066	1.544863	0.58263751	1.170149
01/29/1887	201.118723	1.10902485	0.47477915	165.593240	109.431726	1.546499	0.58248298	1.167918
02/07/1916	153.896495	1.10863063	0.47492779	165.446713	109.504665	1.562574	0.58211114	1.167296
02/14/1945	117.505462	1.10682718	0.47451450	165.249621	109.694484	1.568103	0.58162163	1.164449
02/22/1974	81.844212	1.10763957	0.47482616	164.956402	109.953567	1.579367	0.58170332	1.165731
03/02/2003	41.181523	1.10758432	0.47464103	164.572131	110.348547	1.587388	0.58187936	1.165644
03/09/2032	8.793524	1.10687665	0.47451673	165.549101	109.408697	1.573768	0.58164516	1.164527
03/17/2061	350.780733	1.10555271	0.47418756	164.208516	110.718421	1.584201	0.58131337	1.162438
03/25/2090	323.214939	1.10665995	0.47434402	164.665465	110.195165	1.581214	0.58172242	1.164185
04/03/2119	291.097709	1.10699464	0.47448491	164.304798	110.607690	1.596098	0.58174239	1.164713
04/10/2148	243.986030	1.10921979	0.47470229	163.776667	111.244650	1.603806	0.58267062	1.168226
04/18/2177	174.683856	1.11091852	0.47508597	164.193675	110.851753	1.605894	0.58313672	1.170911

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