NEODyS

NEODyS-2

Near Earth Objects - Dynamic Site

NEODyS ∴ Objects ∴ 2008EF9 ∴ Orbital info ∴ Epoch 54529 MJD

2008EF9 ▹

ORBITAL INFORMATION

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(ASCII data file 2008EF9.eq0)

Keplerian elements
(Epoch 54529.6 MJD)
	Value	1-σ variation	Units
a	2.14485	0.00257	au
e	0.599848	0.0005227
i	6.641	0.005378	deg
Ω	152.97	0.0007312	deg
ω	76.595	0.00315	deg
M	343.611	0.03142	deg

Other useful info
Absolute Magnitude (H)	22.4	mag
Slope parameter (G)	0.15	mag
Perihelion distance	0.8583	au
Aphelion distance	3.4314	au
Asc. node-Earth separation	0.21636	au
Desc. node-Earth separation	0.58287	au
Earth MOID	0.04838	au
Orbital period	1147.34	days
Date of orbit computation	Jul 29 11:12

Covariance matrix
6.60317688E-06	1.34325586E-06	1.38175894E-05	-1.86427376E-06	8.08004393E-06	8.07393183E-05
1.34325586E-06	2.73252965E-07	2.81085676E-06	-3.79240718E-07	1.64375552E-06	1.64244422E-05
1.38175894E-05	2.81085676E-06	2.89193721E-05	-3.89820506E-06	1.69103356E-05	1.68950640E-04
-1.86427376E-06	-3.79240718E-07	-3.89820506E-06	5.34711791E-07	-2.29021575E-06	-2.27948059E-05
8.08004393E-06	1.64375552E-06	1.69103356E-05	-2.29021575E-06	9.92339811E-06	9.87920605E-05
8.07393183E-05	1.64244422E-05	1.68950640E-04	-2.27948059E-05	9.87920605E-05	9.87228700E-04

Correlation matrix
1.00000000	0.99999962	0.99991110	-0.99214087	0.99817583	0.99999937
0.99999962	1.00000000	0.99991214	-0.99213927	0.99821611	0.99999839
0.99991110	0.99991214	1.00000000	-0.99131202	0.99822304	0.99989990
-0.99214087	-0.99213927	-0.99131202	1.00000000	-0.99422873	-0.99212669
0.99817583	0.99821611	0.99822304	-0.99422873	1.00000000	0.99812044
0.99999937	0.99999839	0.99989990	-0.99212669	0.99812044	1.00000000