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.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	5.27134	1.812e-07	au
e	0.064126	8.305e-08
i	3.834	6.542e-06	deg
Ω	106.379	0.0001508	deg
ω	233.053	0.0001685	deg
M	139.66	7.071e-05	deg

Other useful info
Absolute Magnitude (H)	14.2	mag
Slope parameter (G)	0.15	mag
Perihelion	4.9333	au
Aphelion	5.6094	au
Asc. node-Earth separation	4.47712	au
Desc. node-Earth separation	4.03847	au
Earth MOID	3.92596	au
Orbital period	4420.59	days
Date of orbit computation	apr 23 20:56

Correlation matrix
1.00000000	0.21426065	0.02260347	0.00154735	-0.15219886	0.20679378
0.21426065	1.00000000	0.00668198	0.01296915	0.05209821	-0.20582087
0.02260347	0.00668198	1.00000000	-0.03945089	0.02725209	0.01654832
0.00154735	0.01296915	-0.03945089	1.00000000	-0.89011323	-0.00644741
-0.15219886	0.05209821	0.02725209	-0.89011323	1.00000000	-0.44463793
0.20679378	-0.20582087	0.01654832	-0.00644741	-0.44463793	1.00000000

Covariance matrix
3.28310540E-14	3.22440958E-15	2.67952338E-14	4.22667917E-14	-4.64672441E-12	2.64935450E-12
3.22440958E-15	6.89811983E-15	3.63086835E-15	1.62384756E-13	7.29090206E-13	-1.20869009E-12
2.67952338E-14	3.63086835E-15	4.28035644E-11	-3.89103420E-11	3.00422784E-11	7.65515843E-12
4.22667917E-14	1.62384756E-13	-3.89103420E-11	2.27267048E-08	-2.26103134E-08	-6.87247904E-11
-4.64672441E-12	7.29090206E-13	3.00422784E-11	-2.26103134E-08	2.83913590E-08	-5.29736364E-09
2.64935450E-12	-1.20869009E-12	7.65515843E-12	-6.87247904E-11	-5.29736364E-09	4.99942873E-09