NEODyS

NEODyS-2

Near Earth Objects - Dynamic Site

NEODyS ∴ Objects ∴ 2009ET ∴ Orbital info ∴ Epoch 60600 MJD

2009ET ▹

ORBITAL INFORMATION

◲

(ASCII data file 2009ET.eq1)

Keplerian elements
(Epoch 60600.0 MJD)
	Value	1-σ variation	Units
a	1.44349	0.009311	au
e	0.303462	0.005004
i	3.135	0.01402	deg
Ω	153.056	0.1083	deg
ω	29.659	0.5715	deg
M	352.153	33.45	deg

Other useful info
Absolute Magnitude (H)	27.3	mag
Slope parameter (G)	0.15	mag
Perihelion distance	1.0054	au
Aphelion distance	1.8815	au
Asc. node-Earth separation	0.04964	au
Desc. node-Earth separation	0.76934	au
Earth MOID	0.02494	au
Orbital period	633.463	days
Date of orbit computation	Jul 29 11:15

Covariance matrix
8.66943524E-05	4.65697077E-05	-2.14048764E-05	-9.74706861E-04	5.14647769E-03	-3.11411881E-01
4.65697077E-05	2.50387822E-05	-1.35892190E-05	-5.27778303E-04	2.78651469E-03	-1.67289971E-01
-2.14048764E-05	-1.35892190E-05	1.96471313E-04	6.24102056E-04	-3.27940734E-03	7.76631703E-02
-9.74706861E-04	-5.27778303E-04	6.24102056E-04	1.17277437E-02	-6.18907393E-02	3.50276708E+00
5.14647769E-03	2.78651469E-03	-3.27940734E-03	-6.18907393E-02	3.26621966E-01	-1.84946393E+01
-3.11411881E-01	-1.67289971E-01	7.76631703E-02	3.50276708E+00	-1.84946393E+01	1.11861534E+03

Correlation matrix
1.00000000	0.99954306	-0.16400903	-0.96665474	0.96714590	-0.99999859
0.99954306	1.00000000	-0.19374849	-0.97395232	0.97438826	-0.99959235
-0.16400903	-0.19374849	1.00000000	0.41114859	-0.40937668	0.16566286
-0.96665474	-0.97395232	0.41114859	1.00000000	-0.99999020	0.96708276
0.96714590	0.97438826	-0.40937668	-0.99999020	1.00000000	-0.96757088
-0.99999859	-0.99959235	0.16566286	0.96708276	-0.96757088	1.00000000