AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 1998FB31 ∴ Orbital info ∴ Epoch epochXXX

(33185) 1998FB31 ▹

ORBITAL INFORMATION

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(ASCII data file 33185.eq0)

Keplerian elements at epoch
57446.3 MJD
	Value	1-σ variation	Units
a	2.56047	8.719e-09	au
e	0.091147	3.484e-08
i	12.946	3.8e-06	deg
Ω	165.924	1.581e-05	deg
ω	346.005	2.765e-05	deg
M	156.086	2.322e-05	deg

Other useful info
Absolute Magnitude (H)	14.3	mag
Slope parameter (G)	0.15	mag
Perihelion	2.3271	au
Aphelion	2.7939	au
Asc. node-Earth separation	1.34067	au
Desc. node-Earth separation	1.77901	au
Earth MOID	1.33864	au
Orbital period	1496.51	days
Date of orbit computation	apr 23 19:53

Correlation matrix
1.00000000	0.22228859	-0.00734930	0.00808362	0.36601667	-0.46457062
0.22228859	1.00000000	-0.00357276	-0.00887987	0.10515921	-0.14678328
-0.00734930	-0.00357276	1.00000000	0.04765386	-0.05040017	0.02899865
0.00808362	-0.00887987	0.04765386	1.00000000	-0.55703247	0.00005083
0.36601667	0.10515921	-0.05040017	-0.55703247	1.00000000	-0.82437653
-0.46457062	-0.14678328	0.02899865	0.00005083	-0.82437653	1.00000000

Covariance matrix
7.60137417E-17	6.75144505E-17	-2.43457079E-16	1.11425961E-15	8.82193259E-14	-9.40337208E-14
6.75144505E-17	1.21357608E-15	-4.72898407E-16	-4.89074060E-15	1.01273921E-13	-1.18712358E-13
-2.43457079E-16	-4.72898407E-16	1.44364749E-11	2.86261726E-12	-5.29394501E-12	2.55796257E-12
1.11425961E-15	-4.89074060E-15	2.86261726E-12	2.49959316E-10	-2.43462451E-10	1.86568692E-14
8.82193259E-14	1.01273921E-13	-5.29394501E-12	-2.43462451E-10	7.64246795E-10	-5.29088420E-10
-9.40337208E-14	-1.18712358E-13	2.55796257E-12	1.86568692E-14	-5.29088420E-10	5.38978760E-10