AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2009WD22 ∴ Orbital info ∴ Epoch epochXXX

(331063) 2009WD22 ▹

ORBITAL INFORMATION

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(ASCII data file 331063.eq0)

Keplerian elements at epoch
58182.7 MJD
	Value	1-σ variation	Units
a	2.69557	1.547e-08	au
e	0.167428	6.02e-08
i	12.43	6.462e-06	deg
Ω	83.971	3.11e-05	deg
ω	264.466	3.725e-05	deg
M	5.334	1.98e-05	deg

Other useful info
Absolute Magnitude (H)	16.8	mag
Slope parameter (G)	0.15	mag
Perihelion	2.2443	au
Aphelion	3.1469	au
Asc. node-Earth separation	1.67953	au
Desc. node-Earth separation	1.56322	au
Earth MOID	1.27933	au
Orbital period	1616.5	days
Date of orbit computation	apr 23 20:59

Correlation matrix
1.00000000	-0.17429561	0.02209678	0.00781980	-0.08884068	0.14852567
-0.17429561	1.00000000	-0.05349193	0.01186470	0.17585926	-0.36821432
0.02209678	-0.05349193	1.00000000	-0.33527231	0.25161373	0.04504952
0.00781980	0.01186470	-0.33527231	1.00000000	-0.80829941	-0.00901748
-0.08884068	0.17585926	0.25161373	-0.80829941	1.00000000	-0.56815381
0.14852567	-0.36821432	0.04504952	-0.00901748	-0.56815381	1.00000000

Covariance matrix
2.39296261E-16	-1.62301606E-16	2.20894081E-15	3.76198072E-15	-5.11981525E-14	4.54840032E-14
-1.62301606E-16	3.62357140E-15	-2.08086476E-14	2.22115076E-14	3.94373854E-13	-4.38791590E-13
2.20894081E-15	-2.08086476E-14	4.17613298E-11	-6.73810424E-11	6.05753537E-11	5.76323810E-12
3.76198072E-15	2.22115076E-14	-6.73810424E-11	9.67176566E-10	-9.36482362E-10	-5.55171577E-12
-5.11981525E-14	3.94373854E-13	6.05753537E-11	-9.36482362E-10	1.38787041E-09	-4.19015023E-10
4.54840032E-14	-4.38791590E-13	5.76323810E-12	-5.55171577E-12	-4.19015023E-10	3.91902846E-10