NEODyS

NEODyS-2

Near Earth Objects - Dynamic Site

NEODyS ∴ Objects ∴ 2009ET ∴ Orbital info ∴ Epoch 54892 MJD

2009ET ▹

ORBITAL INFORMATION

◲

(ASCII data file 2009ET.eq0)

Keplerian elements
(Epoch 54892.7 MJD)
	Value	1-σ variation	Units
a	1.4471	0.01031	au
e	0.305155	0.005339
i	3.176	0.01391	deg
Ω	153.498	0.0976	deg
ω	28.928	0.5578	deg
M	349.425	0.1085	deg

Other useful info
Absolute Magnitude (H)	27.3	mag
Slope parameter (G)	0.15	mag
Perihelion distance	1.0055	au
Aphelion distance	1.8887	au
Asc. node-Earth separation	0.04647	au
Desc. node-Earth separation	0.7795	au
Earth MOID	0.02358	au
Orbital period	635.839	days
Date of orbit computation	Jul 29 11:15

Covariance matrix
1.06236024E-04	5.50137316E-05	-2.85732797E-05	-9.72938186E-04	5.56311994E-03	-9.54412629E-04
5.50137316E-05	2.85102268E-05	-1.68032959E-05	-5.07479921E-04	2.90154613E-03	-5.02549436E-04
-2.85732797E-05	-1.68032959E-05	1.93540782E-04	5.99674104E-04	-3.41441488E-03	1.02632353E-03
-9.72938186E-04	-5.07479921E-04	5.99674104E-04	9.52513726E-03	-5.44368426E-02	1.01403597E-02
5.56311994E-03	2.90154613E-03	-3.41441488E-03	-5.44368426E-02	3.11117103E-01	-5.79234657E-02
-9.54412629E-04	-5.02549436E-04	1.02632353E-03	1.01403597E-02	-5.79234657E-02	1.17623220E-02

Correlation matrix
1.00000000	0.99961983	-0.19926817	-0.96719429	0.96765507	-0.85379526
0.99961983	1.00000000	-0.22620797	-0.97382945	0.97424279	-0.86782453
-0.19926817	-0.22620797	1.00000000	0.44166545	-0.44001563	0.68022331
-0.96719429	-0.97382945	0.44166545	1.00000000	-0.99998932	0.95801257
0.96765507	0.97424279	-0.44001563	-0.99998932	1.00000000	-0.95751605
-0.85379526	-0.86782453	0.68022331	0.95801257	-0.95751605	1.00000000