AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 1999WF9 ∴ Orbital info ∴ Epoch epochXXX

(168553) 1999WF9 ▹

ORBITAL INFORMATION

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(ASCII data file 168553.eq0)

Keplerian elements at epoch
57759.9 MJD
	Value	1-σ variation	Units
a	2.47568	9.447e-09	au
e	0.177475	3.313e-08
i	10.898	6.718e-06	deg
Ω	309.862	1.78e-05	deg
ω	87.239	3.004e-05	deg
M	162.522	2.185e-05	deg

Other useful info
Absolute Magnitude (H)	15.5	mag
Slope parameter (G)	0.15	mag
Perihelion	2.0363	au
Aphelion	2.9151	au
Asc. node-Earth separation	1.36286	au
Desc. node-Earth separation	1.43353	au
Earth MOID	1.0768	au
Orbital period	1422.79	days
Date of orbit computation	apr 23 20:24

Correlation matrix
1.00000000	-0.09095931	0.01915278	0.01011785	-0.18548736	0.22684096
-0.09095931	1.00000000	-0.03797558	0.01055867	-0.41289410	0.50324890
0.01915278	-0.03797558	1.00000000	0.33918379	-0.15528590	-0.05179160
0.01011785	0.01055867	0.33918379	1.00000000	-0.58314402	0.00643914
-0.18548736	-0.41289410	-0.15528590	-0.58314402	1.00000000	-0.81013771
0.22684096	0.50324890	-0.05179160	0.00643914	-0.81013771	1.00000000

Covariance matrix
8.92366802E-17	-2.84685223E-17	1.21545796E-15	1.70089438E-15	-5.26428367E-14	4.68176354E-14
-2.84685223E-17	1.09772136E-15	-8.45253137E-15	6.22547414E-15	-4.10996388E-13	3.64288272E-13
1.21545796E-15	-8.45253137E-15	4.51307628E-11	4.05498042E-11	-3.13416333E-11	-7.60172225E-12
1.70089438E-15	6.22547414E-15	4.05498042E-11	3.16690234E-10	-3.11778693E-10	2.50357933E-12
-5.26428367E-14	-4.10996388E-13	-3.13416333E-11	-3.11778693E-10	9.02623297E-10	-5.31775611E-10
4.68176354E-14	3.64288272E-13	-7.60172225E-12	2.50357933E-12	-5.31775611E-10	4.77345244E-10