Asteroid General Data

2012 DF₄

General information

Preliminary designation	2012 DF₄
Group	Apollo
Absolute magnitude	25.75
Approximate diameter (m)	19
Approximate mass (kg)	1.22·10⁷
Number of observations	38
Arc length (days)	5

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	296.722698
a – orbit major semiaxis (astronomical units)	1.50424000
e – orbit eccentricity	0.53908300
ω – orbit ascending node-perihelion angle (degrees)	87.348237
Ω – longitude of orbit ascending node (degrees)	146.720131
i – orbit inclination to the ecliptic plane (degrees)	4.704040

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	71.402094	1.51621759	0.54088131	83.513582	149.452426	4.767701	0.69612383	1.866994
01/21/1858	276.250777	1.51374487	0.54077700	84.021828	149.079495	4.772269	0.69514646	1.862429
01/29/1887	129.239113	1.51316755	0.54030311	84.710653	148.479125	4.775356	0.69559842	1.861363
02/07/1916	6.117232	1.50834075	0.53939516	85.299233	148.151310	4.761775	0.69474905	1.852464
02/14/1945	244.555619	1.50833973	0.53955628	85.785509	147.762740	4.765600	0.69450556	1.852462
02/22/1974	136.112791	1.50536308	0.53914330	86.286787	147.452794	4.758634	0.69375666	1.846981
03/02/2003	27.231792	1.50732843	0.53946222	86.786383	147.068572	4.759106	0.69418169	1.850600
03/09/2032	285.156017	1.50427322	0.53916670	87.400170	146.690839	4.704072	0.69321919	1.844976
03/17/2061	187.615861	1.50436186	0.53950369	87.869878	146.341137	4.704915	0.69275309	1.845139
03/25/2090	82.796968	1.50557097	0.53968303	88.315958	146.026968	4.710433	0.69303987	1.847364
04/03/2119	338.857906	1.50474911	0.53997496	88.882580	145.581141	4.652743	0.69222227	1.845851
04/10/2148	246.089317	1.50276043	0.53930757	89.383686	145.243257	4.646768	0.69231036	1.842193
04/18/2177	159.566864	1.50334467	0.53944822	89.927830	144.922105	4.649079	0.69236807	1.843268

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