AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ Attenborough ∴ Orbital info ∴ Epoch epochXXX

(20403) Attenborough ▹

ORBITAL INFORMATION

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(ASCII data file 20403.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.97571	1.364e-08	au
e	0.09012	3.812e-08
i	11.667	3.791e-06	deg
Ω	93.15	1.955e-05	deg
ω	331.645	3.061e-05	deg
M	240.424	2.222e-05	deg

Other useful info
Absolute Magnitude (H)	13.5	mag
Slope parameter (G)	0.15	mag
Perihelion	2.7075	au
Aphelion	3.2439	au
Asc. node-Earth separation	1.75178	au
Desc. node-Earth separation	2.18937	au
Earth MOID	1.72818	au
Orbital period	1874.93	days
Date of orbit computation	apr 23 19:50

Correlation matrix
1.00000000	0.02617518	0.00958138	-0.00155085	-0.09111299	-0.02805541
0.02617518	1.00000000	0.00457074	-0.01002741	-0.14538442	0.14505483
0.00958138	0.00457074	1.00000000	-0.05428637	0.02675638	0.01004140
-0.00155085	-0.01002741	-0.05428637	1.00000000	-0.63155634	0.01021412
-0.09111299	-0.14538442	0.02675638	-0.63155634	1.00000000	-0.76686373
-0.02805541	0.14505483	0.01004140	0.01021412	-0.76686373	1.00000000

Covariance matrix
1.85958548E-16	1.36057786E-17	4.95292670E-16	-4.13515236E-16	-3.80314479E-14	-8.50168399E-15
1.36057786E-17	1.45295177E-15	6.60446699E-16	-7.47354635E-15	-1.69628172E-13	1.22867784E-13
4.95292670E-16	6.60446699E-16	1.43698393E-11	-4.02373299E-12	3.10461526E-12	8.45864166E-13
-4.13515236E-16	-7.47354635E-15	-4.02373299E-12	3.82318071E-10	-3.77988878E-10	4.43806463E-12
-3.80314479E-14	-1.69628172E-13	3.10461526E-12	-3.77988878E-10	9.36934044E-10	-5.21618431E-10
-8.50168399E-15	1.22867784E-13	8.45864166E-13	4.43806463E-12	-5.21618431E-10	4.93810633E-10