Asteroid General Data

2012 DA₁₄

General information

Preliminary designation	2012 DA₁₄
Group	Aten
Absolute magnitude	24.19
Approximate diameter (m)	39
Approximate mass (kg)	1.05·10⁸
Number of observations	1048
Arc length (days)	365

Approaches

Date	Object	r, AU	r, km
02/15/2013 07:26:24 PM	Earth	0.000227	33 895

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	32.050170
a – orbit major semiaxis (astronomical units)	0.91053318
e – orbit eccentricity	0.08918618
ω – orbit ascending node-perihelion angle (degrees)	195.697601
Ω – longitude of orbit ascending node (degrees)	146.879346
i – orbit inclination to the ecliptic plane (degrees)	11.611233

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	95.393553	0.98786968	0.11347985	262.492660	149.492782	10.152678	0.87576638	0.981861
01/21/1858	295.886940	0.98786582	0.11336102	262.748450	149.379539	10.156195	0.87588034	0.981855
01/29/1887	124.449293	0.98913998	0.11280048	263.275218	148.792656	10.175074	0.87756452	0.983756
02/07/1916	300.464058	0.98956603	0.11311150	263.493497	148.689641	10.175819	0.87763473	0.984391
02/14/1945	46.434135	1.00974610	0.11304071	273.235276	148.234087	10.175878	0.89560369	1.014656
02/22/1974	263.827050	1.00950093	0.11306878	273.412760	148.135605	10.179671	0.89535789	1.014287
03/02/2003	120.759370	1.00936084	0.11303922	273.769675	148.020167	10.183558	0.89526348	1.014075
03/09/2032	140.906738	0.91049560	0.08915932	195.703129	146.857707	11.612126	0.82931643	0.868795
03/17/2061	261.648185	0.91268869	0.08683395	196.787622	146.469667	11.628784	0.83343633	0.871936
03/25/2090	347.673637	0.91797801	0.08097283	198.355097	146.140607	11.656468	0.84364674	0.879527
04/03/2119	350.940768	0.91753539	0.08106587	198.878175	145.856009	11.657075	0.84315459	0.878891
04/10/2148	1.689889	0.91755488	0.08079401	199.438755	145.567976	11.659035	0.84342194	0.878919
04/18/2177	9.458103	0.91848276	0.07905687	200.316871	145.264466	11.663392	0.84587038	0.880252

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