AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2005YR81 ∴ Orbital info ∴ Epoch epochXXX

(497459) 2005YR81 ▹

ORBITAL INFORMATION

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(ASCII data file 497459.eq0)

Keplerian elements at epoch
58251.8 MJD
	Value	1-σ variation	Units
a	2.74861	2.746e-08	au
e	0.078832	1.086e-07
i	10.493	1.069e-05	deg
Ω	284.418	5.188e-05	deg
ω	185.716	8.762e-05	deg
M	256.179	6.893e-05	deg

Other useful info
Absolute Magnitude (H)	17.4	mag
Slope parameter (G)	0.15	mag
Perihelion	2.5319	au
Aphelion	2.9653	au
Asc. node-Earth separation	1.94688	au
Desc. node-Earth separation	1.54826	au
Earth MOID	1.54752	au
Orbital period	1664.44	days
Date of orbit computation	apr 23 21:36

Correlation matrix
1.00000000	-0.10864829	0.02705458	0.03409219	0.30035740	-0.41469382
-0.10864829	1.00000000	0.02131823	-0.00760501	0.38888433	-0.44337187
0.02705458	0.02131823	1.00000000	0.49003071	-0.26625051	-0.02307855
0.03409219	-0.00760501	0.49003071	1.00000000	-0.58756696	0.00864028
0.30035740	0.38888433	-0.26625051	-0.58756696	1.00000000	-0.81026565
-0.41469382	-0.44337187	-0.02307855	0.00864028	-0.81026565	1.00000000

Covariance matrix
7.54211398E-16	-3.24148570E-16	7.94338128E-15	4.85772126E-14	7.22774752E-13	-7.85017212E-13
-3.24148570E-16	1.18018302E-14	2.47596130E-14	-4.28652802E-14	3.70180221E-12	-3.32007495E-12
7.94338128E-15	2.47596130E-14	1.14297320E-10	2.71814443E-10	-2.49417298E-10	-1.70071547E-11
4.85772126E-14	-4.28652802E-14	2.71814443E-10	2.69192161E-09	-2.67120158E-09	3.09003823E-11
7.22774752E-13	3.70180221E-12	-2.49417298E-10	-2.67120158E-09	7.67778916E-09	-4.89384931E-09
-7.85017212E-13	-3.32007495E-12	-1.70071547E-11	3.09003823E-11	-4.89384931E-09	4.75127480E-09