AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2009DR9 ∴ Orbital info ∴ Epoch epochXXX

(398016) 2009DR9 ▹

ORBITAL INFORMATION

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(ASCII data file 398016.eq0)

Keplerian elements at epoch
58355.2 MJD
	Value	1-σ variation	Units
a	2.63017	1.761e-08	au
e	0.189527	5.463e-08
i	6.952	6.046e-06	deg
Ω	126.132	6.445e-05	deg
ω	2.5	6.811e-05	deg
M	98.566	2.258e-05	deg

Other useful info
Absolute Magnitude (H)	17.1	mag
Slope parameter (G)	0.15	mag
Perihelion	2.1317	au
Aphelion	3.1287	au
Asc. node-Earth separation	1.14897	au
Desc. node-Earth separation	2.11271	au
Earth MOID	1.14833	au
Orbital period	1558.02	days
Date of orbit computation	apr 23 21:14

Correlation matrix
1.00000000	0.16320207	-0.00431337	0.00185441	0.10049366	-0.29879841
0.16320207	1.00000000	0.00337765	0.00950203	0.12459552	-0.37068999
-0.00431337	0.00337765	1.00000000	0.23863316	-0.22043690	-0.00593546
0.00185441	0.00950203	0.23863316	1.00000000	-0.93055881	-0.02446057
0.10049366	0.12459552	-0.22043690	-0.93055881	1.00000000	-0.33618993
-0.29879841	-0.37068999	-0.00593546	-0.02446057	-0.33618993	1.00000000

Covariance matrix
3.10059741E-16	1.56986614E-16	-4.59225773E-16	2.10449078E-15	1.20529384E-13	-1.18796667E-13
1.56986614E-16	2.98420428E-15	1.11561800E-15	3.34541510E-14	4.63605175E-13	-4.57223377E-13
-4.59225773E-16	1.11561800E-15	3.65571874E-11	9.29900575E-11	-9.07825254E-11	-8.10297270E-13
2.10449078E-15	3.34541510E-14	9.29900575E-11	4.15373386E-09	-4.08502520E-09	-3.55950188E-11
1.20529384E-13	4.63605175E-13	-9.07825254E-11	-4.08502520E-09	4.63941438E-09	-5.17034565E-10
-1.18796667E-13	-4.57223377E-13	-8.10297270E-13	-3.55950188E-11	-5.17034565E-10	5.09807924E-10