AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2009WA57 ∴ Orbital info ∴ Epoch epochXXX

(316168) 2009WA57 ▹

ORBITAL INFORMATION

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(ASCII data file 316168.eq0)

Keplerian elements at epoch
58189.9 MJD
	Value	1-σ variation	Units
a	5.25625	1.826e-07	au
e	0.064436	8.285e-08
i	3.836	6.548e-06	deg
Ω	106.371	0.0001508	deg
ω	230.77	0.0001684	deg
M	321.298	7.319e-05	deg

Other useful info
Absolute Magnitude (H)	14.2	mag
Slope parameter (G)	0.15	mag
Perihelion	4.9176	au
Aphelion	5.5949	au
Asc. node-Earth separation	4.4731	au
Desc. node-Earth separation	4.01207	au
Earth MOID	3.90807	au
Orbital period	4401.61	days
Date of orbit computation	apr 23 20:56

Correlation matrix
1.00000000	0.22908560	0.02233794	0.00062604	-0.14723503	0.31590762
0.22908560	1.00000000	0.00730682	0.01267871	0.05097157	-0.17083017
0.02233794	0.00730682	1.00000000	-0.03984427	0.02778643	0.01849123
0.00062604	0.01267871	-0.03984427	1.00000000	-0.89045997	-0.00632657
-0.14723503	0.05097157	0.02778643	-0.89045997	1.00000000	-0.44789481
0.31590762	-0.17083017	0.01849123	-0.00632657	-0.44789481	1.00000000

Covariance matrix
3.33539101E-14	3.46623417E-15	2.67126112E-14	1.72378360E-14	-4.52894832E-12	4.22284947E-12
3.46623417E-15	6.86393966E-15	3.96382648E-15	1.58369641E-13	7.11258630E-13	-1.03591334E-12
2.67126112E-14	3.96382648E-15	4.28745506E-11	-3.93346870E-11	3.06439900E-11	8.86212265E-12
1.72378360E-14	1.58369641E-13	-3.93346870E-11	2.27310756E-08	-2.26119094E-08	-6.98153178E-11
-4.52894832E-12	7.11258630E-13	3.06439900E-11	-2.26119094E-08	2.83678021E-08	-5.52154980E-09
4.22284947E-12	-1.03591334E-12	8.86212265E-12	-6.98153178E-11	-5.52154980E-09	5.35727867E-09