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.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.74914	2.79e-08	au
e	0.075408	1.075e-07
i	10.488	1.067e-05	deg
Ω	284.189	5.194e-05	deg
ω	185.23	9.051e-05	deg
M	1.242	7.57e-05	deg

Other useful info
Absolute Magnitude (H)	17.4	mag
Slope parameter (G)	0.15	mag
Perihelion	2.5418	au
Aphelion	2.9564	au
Asc. node-Earth separation	1.93879	au
Desc. node-Earth separation	1.5599	au
Earth MOID	1.55924	au
Orbital period	1664.92	days
Date of orbit computation	apr 23 21:36

Correlation matrix
1.00000000	-0.03895750	0.02984305	0.04104625	0.34333167	-0.53526240
-0.03895750	1.00000000	0.02706503	-0.00588994	0.38562854	-0.40806226
0.02984305	0.02706503	1.00000000	0.48904101	-0.25601052	-0.02454427
0.04104625	-0.00588994	0.48904101	1.00000000	-0.57030622	0.00597473
0.34333167	0.38562854	-0.25601052	-0.57030622	1.00000000	-0.81713492
-0.53526240	-0.40806226	-0.02454427	0.00597473	-0.81713492	1.00000000

Covariance matrix
7.78444715E-16	-1.16843228E-16	8.88658994E-15	5.94879193E-14	8.66996931E-13	-1.13053849E-12
-1.16843228E-16	1.15557245E-14	3.10516883E-14	-3.28890147E-14	3.75195455E-12	-3.32070080E-12
8.88658994E-15	3.10516883E-14	1.13908515E-10	2.71122031E-10	-2.47300916E-10	-1.98304652E-11
5.94879193E-14	-3.28890147E-14	2.71122031E-10	2.69825425E-09	-2.68126265E-09	2.34944227E-11
8.66996931E-13	3.75195455E-12	-2.47300916E-10	-2.68126265E-09	8.19180538E-09	-5.59871436E-09
-1.13053849E-12	-3.32070080E-12	-1.98304652E-11	2.34944227E-11	-5.59871436E-09	5.73072347E-09