Asteroid General Data

2009 DP₄

General information

Preliminary designation	2009 DP₄
Group	Apollo
Absolute magnitude	22.97
Approximate diameter (m)	68
Approximate mass (kg)	5.67·10⁸
Number of observations	33
Arc length (days)	12

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	143.194289
a – orbit major semiaxis (astronomical units)	1.64364100
e – orbit eccentricity	0.43453600
ω – orbit ascending node-perihelion angle (degrees)	119.807445
Ω – longitude of orbit ascending node (degrees)	339.955500
i – orbit inclination to the ecliptic plane (degrees)	19.269988

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	214.400067	1.64353449	0.43710196	117.523689	341.774440	19.114575	0.92514235	2.107021
01/21/1858	133.177389	1.64341476	0.43639864	117.864099	341.493897	19.138074	0.92623079	2.106791
01/29/1887	51.379532	1.64387766	0.43610632	118.185160	341.256696	19.158720	0.92697221	2.107681
02/07/1916	329.426021	1.64369068	0.43568547	118.530492	340.956543	19.183061	0.92755853	2.107321
02/14/1945	246.618515	1.64405245	0.43548650	118.873183	340.713430	19.204687	0.92808981	2.108017
02/22/1974	164.092106	1.64342169	0.43534577	119.225840	340.416322	19.229748	0.92796501	2.106804
03/02/2003	81.324824	1.64392683	0.43495610	119.536350	340.175134	19.248917	0.92889083	2.107775
03/09/2032	358.694255	1.64347897	0.43481688	119.878105	339.887650	19.273643	0.92886658	2.106914
03/17/2061	276.544935	1.64371333	0.43420241	120.199360	339.638581	19.295173	0.93000904	2.107365
03/25/2090	194.927526	1.64336519	0.43387963	120.508555	339.369985	19.316491	0.93034250	2.106695
04/03/2119	113.463391	1.64375938	0.43331800	120.841608	339.117978	19.340268	0.93148885	2.107453
04/10/2148	32.518730	1.64324826	0.43278470	121.127461	338.879807	19.362488	0.93207555	2.106471
04/18/2177	311.593878	1.64376911	0.43255673	121.490567	338.599128	19.389257	0.93274571	2.107472

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