NEODyS

NEODyS-2

Near Earth Objects - Dynamic Site

NEODyS ∴ Objects ∴ 2009DP4 ∴ Orbital info ∴ Epoch 54885 MJD

2009DP4 ▹

ORBITAL INFORMATION

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(ASCII data file 2009DP4.eq0)

Keplerian elements
(Epoch 54885.2 MJD)
	Value	1-σ variation	Units
a	1.6454	0.005078	au
e	0.43558	0.001754
i	19.28	0.06155	deg
Ω	340.091	0.009729	deg
ω	119.67	0.02865	deg
M	22.946	0.1272	deg

Other useful info
Absolute Magnitude (H)	23.0	mag
Slope parameter (G)	0.15	mag
Perihelion distance	0.9287	au
Aphelion distance	2.3621	au
Asc. node-Earth separation	0.68918	au
Desc. node-Earth separation	0.10598	au
Earth MOID	0.07913	au
Orbital period	770.916	days
Date of orbit computation	feb 26 10:54

Covariance matrix
2.57851632E-05	8.90571604E-06	3.12494630E-04	4.93960541E-05	1.45455187E-04	-6.45710645E-04
8.90571604E-06	3.07587403E-06	1.07928390E-04	1.70601739E-05	5.02374170E-05	-2.23016713E-04
3.12494630E-04	1.07928390E-04	3.78786964E-03	5.98777177E-04	1.76254832E-03	-7.82527387E-03
4.93960541E-05	1.70601739E-05	5.98777177E-04	9.46564219E-05	2.78595698E-04	-1.23693288E-03
1.45455187E-04	5.02374170E-05	1.76254832E-03	2.78595698E-04	8.20788862E-04	-3.64259993E-03
-6.45710645E-04	-2.23016713E-04	-7.82527387E-03	-1.23693288E-03	-3.64259993E-03	1.61699210E-02

Correlation matrix
1.00000000	0.99999914	0.99990814	0.99984407	0.99983548	-0.99999782
0.99999914	1.00000000	0.99989389	0.99982534	0.99983262	-0.99999813
0.99990814	0.99989389	1.00000000	0.99998316	0.99960355	-0.99988047
0.99984407	0.99982534	0.99998316	1.00000000	0.99950193	-0.99980923
0.99983548	0.99983262	0.99960355	0.99950193	1.00000000	-0.99986600
-0.99999782	-0.99999813	-0.99988047	-0.99980923	-0.99986600	1.00000000