AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 1998WF31 ∴ Orbital info ∴ Epoch epochXXX

(85814) 1998WF31 ▹

ORBITAL INFORMATION

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(ASCII data file 85814.eq0)

Keplerian elements at epoch
58047.5 MJD
	Value	1-σ variation	Units
a	2.30821	6.197e-09	au
e	0.246514	3.032e-08
i	23.763	3.986e-06	deg
Ω	88.459	8.247e-06	deg
ω	60.164	1.195e-05	deg
M	60.525	7.097e-06	deg

Other useful info
Absolute Magnitude (H)	14.7	mag
Slope parameter (G)	0.15	mag
Perihelion	1.7392	au
Aphelion	2.8772	au
Asc. node-Earth separation	0.94699	au
Desc. node-Earth separation	1.45342	au
Earth MOID	0.84537	au
Orbital period	1280.89	days
Date of orbit computation	apr 23 20:05

Correlation matrix
1.00000000	0.00739049	0.00825372	-0.02166632	0.05356096	-0.08165688
0.00739049	1.00000000	-0.06977806	0.06718438	-0.19822118	0.22407055
0.00825372	-0.06977806	1.00000000	-0.00861306	0.05593510	-0.07874519
-0.02166632	0.06718438	-0.00861306	1.00000000	-0.66056516	0.05390225
0.05356096	-0.19822118	0.05593510	-0.66056516	1.00000000	-0.75142082
-0.08165688	0.22407055	-0.07874519	0.05390225	-0.75142082	1.00000000

Covariance matrix
3.84070994E-17	1.38864846E-18	2.03913179E-16	-1.10741219E-15	3.96816418E-15	-3.59166591E-15
1.38864846E-18	9.19234033E-16	-8.43377043E-15	1.67996295E-14	-7.18453461E-14	4.82164491E-14
2.03913179E-16	-8.43377043E-15	1.58920425E-11	-2.83182074E-13	2.66569078E-12	-2.22798006E-12
-1.10741219E-15	1.67996295E-14	-2.83182074E-13	6.80200005E-11	-6.51282651E-11	3.15516875E-12
3.96816418E-15	-7.18453461E-14	2.66569078E-12	-6.51282651E-11	1.42912778E-10	-6.37552785E-11
-3.59166591E-15	4.82164491E-14	-2.22798006E-12	3.15516875E-12	-6.37552785E-11	5.03726490E-11