AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2001WW18 ∴ Orbital info ∴ Epoch epochXXX

(222581) 2001WW18 ▹

ORBITAL INFORMATION

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(ASCII data file 222581.eq0)

Keplerian elements at epoch
58002.2 MJD
	Value	1-σ variation	Units
a	2.56435	1.26e-08	au
e	0.264674	5.064e-08
i	4.4	6.028e-06	deg
Ω	28.259	6.686e-05	deg
ω	93.639	6.861e-05	deg
M	255.841	1.332e-05	deg

Other useful info
Absolute Magnitude (H)	16.9	mag
Slope parameter (G)	0.15	mag
Perihelion	1.8856	au
Aphelion	3.2431	au
Asc. node-Earth separation	1.43039	au
Desc. node-Earth separation	1.34271	au
Earth MOID	0.9089	au
Orbital period	1499.9	days
Date of orbit computation	apr 23 20:36

Correlation matrix
1.00000000	-0.32526596	0.00894597	0.01210301	-0.13444284	0.54550541
-0.32526596	1.00000000	-0.02492766	-0.00109704	0.14470563	-0.65356302
0.00894597	-0.02492766	1.00000000	-0.53778876	0.51691084	0.02534898
0.01210301	-0.00109704	-0.53778876	1.00000000	-0.97171671	0.00430666
-0.13444284	0.14470563	0.51691084	-0.97171671	1.00000000	-0.23473702
0.54550541	-0.65356302	0.02534898	0.00430666	-0.23473702	1.00000000

Covariance matrix
1.58771026E-16	-2.07545082E-16	6.79482129E-16	1.01961807E-14	-1.16222458E-13	9.15392383E-14
-2.07545082E-16	2.56434476E-15	-7.60912554E-15	-3.71423008E-15	5.02736463E-13	-4.40756048E-13
6.79482129E-16	-7.60912554E-15	3.63354168E-11	-2.16738142E-10	2.13770343E-10	2.03492371E-12
1.01961807E-14	-3.71423008E-15	-2.16738142E-10	4.47009868E-09	-4.45722918E-09	3.83461118E-12
-1.16222458E-13	5.02736463E-13	2.13770343E-10	-4.45722918E-09	4.70688383E-09	-2.14472162E-10
9.15392383E-14	-4.40756048E-13	2.03492371E-12	3.83461118E-12	-2.14472162E-10	1.77355723E-10