AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2008ER109 ∴ Orbital info ∴ Epoch epochXXX

(646610) 2008ER109 ▹

ORBITAL INFORMATION

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(ASCII data file 646610.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.53628	2.561e-08	au
e	0.145842	2.201e-07
i	2.415	1.17e-05	deg
Ω	195.989	0.0003444	deg
ω	341.82	0.000352	deg
M	336.331	7.176e-05	deg

Other useful info
Absolute Magnitude (H)	17.8	mag
Slope parameter (G)	0.15	mag
Perihelion	2.1664	au
Aphelion	2.9062	au
Asc. node-Earth separation	1.17967	au
Desc. node-Earth separation	1.88338	au
Earth MOID	1.17065	au
Orbital period	1475.34	days
Date of orbit computation	apr 23 22:05

Correlation matrix
1.00000000	-0.60992756	0.04976485	-0.03155891	0.13901322	-0.67810951
-0.60992756	1.00000000	-0.03790035	0.00051672	-0.12438163	0.73423467
0.04976485	-0.03790035	1.00000000	-0.82797613	0.81778850	-0.04702070
-0.03155891	0.00051672	-0.82797613	1.00000000	-0.97943451	0.01183046
0.13901322	-0.12438163	0.81778850	-0.97943451	1.00000000	-0.20843846
-0.67810951	0.73423467	-0.04702070	0.01183046	-0.20843846	1.00000000

Covariance matrix
6.56069145E-16	-3.43814627E-15	1.49110056E-14	-2.78423227E-13	1.25343077E-12	-1.24642732E-12
-3.43814627E-15	4.84331336E-14	-9.75717066E-14	3.91686660E-14	-9.63600389E-12	1.15957405E-11
1.49110056E-14	-9.75717066E-14	1.36841813E-10	-3.33607549E-09	3.36759504E-09	-3.94721534E-11
-2.78423227E-13	3.91686660E-14	-3.33607549E-09	1.18636215E-07	-1.18755434E-07	2.92416921E-10
1.25343077E-12	-9.63600389E-12	3.36759504E-09	-1.18755434E-07	1.23919285E-07	-5.26550014E-09
-1.24642732E-12	1.15957405E-11	-3.94721534E-11	2.92416921E-10	-5.26550014E-09	5.14973204E-09