Asteroid General Data

2025 DD₄

General information

Preliminary designation	2025 DD₄
Group	Apollo
Absolute magnitude	21.53
Approximate diameter (m)	130
Approximate mass (kg)	4.15·10⁹
Number of observations	53
Arc length (days)	31

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	170.005136
a – orbit major semiaxis (astronomical units)	2.04685400
e – orbit eccentricity	0.87462100
ω – orbit ascending node-perihelion angle (degrees)	324.341903
Ω – longitude of orbit ascending node (degrees)	324.589263
i – orbit inclination to the ecliptic plane (degrees)	6.785109

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	140.029109	2.08412056	0.85682341	310.727568	337.450379	5.396738	0.29839727	3.008741
01/21/1858	23.367804	2.07631771	0.86026160	312.836638	335.456049	5.560470	0.29014132	2.991860
01/29/1887	291.809128	2.06279158	0.86659341	317.010267	331.473275	5.939554	0.27519000	2.962672
02/07/1916	226.460090	2.05566959	0.87041994	319.651016	328.969012	6.223018	0.26637378	2.947342
02/14/1945	184.808448	2.04415133	0.87554547	322.211879	326.529860	6.542977	0.25440389	2.922605
02/22/1974	162.928863	2.04122513	0.87737664	323.151024	325.640431	6.662080	0.25030188	2.916332
03/02/2003	147.661839	2.04148041	0.87704602	323.794171	325.058921	6.736938	0.25100815	2.916879
03/09/2032	122.938199	2.04729984	0.87403613	324.387237	324.524366	6.789810	0.25788582	2.929360
03/17/2061	77.975000	2.05531589	0.87015812	325.533459	323.526321	6.896384	0.26686608	2.946582
03/25/2090	6.532506	2.06608838	0.86459470	327.546277	321.749816	7.130013	0.27975932	2.969778
04/03/2119	270.952966	2.07433375	0.86033782	328.821990	320.655331	7.278034	0.28970598	2.987573
04/10/2148	151.010915	2.08536002	0.85481079	329.740925	319.907637	7.365653	0.30277178	3.011426
04/18/2177	15.830657	2.08919321	0.85286808	330.073608	319.643849	7.395188	0.30738700	3.019733

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