Asteroid General Data

2012 DG₃₁ (426082)

General information

Preliminary designation	2012 DG₃₁
Number	426082
Group	Amor
Absolute magnitude	20.14
Approximate diameter (m)	250
Approximate mass (kg)	2.83·10¹⁰
Number of observations	148
Arc length (days)	11133

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	142.838850
a – orbit major semiaxis (astronomical units)	1.35252500
e – orbit eccentricity	0.12732900
ω – orbit ascending node-perihelion angle (degrees)	332.218903
Ω – longitude of orbit ascending node (degrees)	134.991116
i – orbit inclination to the ecliptic plane (degrees)	20.268501

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	258.064042	1.35244259	0.12780249	330.759066	135.780767	20.248214	1.17959706	1.572819
01/21/1858	59.907068	1.35252719	0.12774448	330.973423	135.664836	20.249986	1.17974931	1.572967
01/29/1887	222.177385	1.35241209	0.12764057	331.122348	135.550192	20.252595	1.17978944	1.572766
02/07/1916	25.069475	1.35227531	0.12732607	331.383871	135.436196	20.256545	1.18009541	1.572528
02/14/1945	188.849900	1.35222388	0.12735014	331.595467	135.322148	20.259373	1.18001798	1.572438
02/22/1974	352.190071	1.35245328	0.12740060	331.915462	135.199279	20.264006	1.18014992	1.572838
03/02/2003	154.334754	1.35250881	0.12729958	332.050741	135.084944	20.266728	1.18033501	1.572935
03/09/2032	315.983004	1.35249185	0.12745193	332.258504	134.967735	20.269143	1.18011416	1.572905
03/17/2061	118.434454	1.35243357	0.12716396	332.416565	134.849848	20.270048	1.18045276	1.572804
03/25/2090	281.543465	1.35223974	0.12699074	332.632574	134.737293	20.272253	1.18051782	1.572466
04/03/2119	85.123972	1.35228134	0.12682126	332.895361	134.623003	20.274537	1.18078332	1.572538
04/10/2148	248.377690	1.35241099	0.12696115	333.126613	134.507648	20.278403	1.18070733	1.572764
04/18/2177	50.287373	1.35260295	0.12686937	333.394231	134.390607	20.281893	1.18099907	1.573099

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