NEODyS

NEODyS-2

Near Earth Objects - Dynamic Site

NEODyS ∴ Objects ∴ 2009DP4 ∴ Orbital info ∴ Epoch 60400 MJD

2009DP4 ▹

ORBITAL INFORMATION

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(ASCII data file 2009DP4.eq1)

Keplerian elements
(Epoch 60400.0 MJD)
	Value	1-σ variation	Units
a	1.64544	0.005056	au
e	0.435029	0.001738
i	19.287	0.06154	deg
Ω	339.977	0.01051	deg
ω	119.777	0.02082	deg
M	78.431	12.08	deg

Other useful info
Absolute Magnitude (H)	23.0	mag
Slope parameter (G)	0.15	mag
Perihelion distance	0.9296	au
Aphelion distance	2.3613	au
Asc. node-Earth separation	0.6932	au
Desc. node-Earth separation	0.10658	au
Earth MOID	0.07972	au
Orbital period	770.943	days
Date of orbit computation	feb 26 10:54

Covariance matrix
2.55616094E-05	8.78872641E-06	3.11091832E-04	5.31165119E-05	1.05212208E-04	-6.10679298E-02
8.78872641E-06	3.02179123E-06	1.06959776E-04	1.82624884E-05	3.61745159E-05	-2.09966957E-02
3.11091832E-04	1.06959776E-04	3.78676938E-03	6.46582249E-04	1.28021108E-03	-7.43213343E-01
5.31165119E-05	1.82624884E-05	6.46582249E-04	1.10405116E-04	2.18578435E-04	-1.26897894E-01
1.05212208E-04	3.61745159E-05	1.28021108E-03	2.18578435E-04	4.33328867E-04	-2.51357211E-01
-6.10679298E-02	-2.09966957E-02	-7.43213343E-01	-1.26897894E-01	-2.51357211E-01	1.45894259E+02

Correlation matrix
1.00000000	0.99999912	0.99990809	0.99986381	0.99968512	-1.00000000
0.99999912	1.00000000	0.99989369	0.99984603	0.99968158	-0.99999914
0.99990809	0.99989369	1.00000000	0.99998791	0.99939769	-0.99990783
0.99986381	0.99984603	0.99998791	1.00000000	0.99931844	-0.99986350
0.99968512	0.99968158	0.99939769	0.99931844	1.00000000	-0.99968560
-1.00000000	-0.99999914	-0.99990783	-0.99986350	-0.99968560	1.00000000