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.eq0)

Keplerian elements at epoch
57961.1 MJD
	Value	1-σ variation	Units
a	2.98108	1.371e-08	au
e	0.086555	3.799e-08
i	11.643	3.783e-06	deg
Ω	93.268	1.961e-05	deg
ω	330.447	3.151e-05	deg
M	133.719	2.355e-05	deg

Other useful info
Absolute Magnitude (H)	13.5	mag
Slope parameter (G)	0.15	mag
Perihelion	2.7231	au
Aphelion	3.2391	au
Asc. node-Earth separation	1.76701	au
Desc. node-Earth separation	2.183	au
Earth MOID	1.74248	au
Orbital period	1880	days
Date of orbit computation	apr 23 19:50

Correlation matrix
1.00000000	0.09408389	-0.00771524	-0.01195091	-0.08885399	0.11714124
0.09408389	1.00000000	0.00689767	-0.00707942	-0.15474707	0.15795458
-0.00771524	0.00689767	1.00000000	-0.05457359	0.02837227	0.00741386
-0.01195091	-0.00707942	-0.05457359	1.00000000	-0.61386014	0.00681777
-0.08885399	-0.15474707	0.02837227	-0.61386014	1.00000000	-0.78775161
0.11714124	0.15795458	0.00741386	0.00681777	-0.78775161	1.00000000

Covariance matrix
1.87974576E-16	4.90082518E-17	-4.00173106E-16	-3.21283008E-15	-3.83890847E-14	3.78189030E-14
4.90082518E-17	1.44347334E-15	9.91416563E-16	-5.27399184E-15	-1.85271262E-13	1.41314313E-13
-4.00173106E-16	9.91416563E-16	1.43119278E-11	-4.04826515E-12	3.38239595E-12	6.60454626E-13
-3.21283008E-15	-5.27399184E-15	-4.04826515E-12	3.84480816E-10	-3.79304526E-10	3.14796224E-12
-3.83890847E-14	-1.85271262E-13	3.38239595E-12	-3.79304526E-10	9.93030306E-10	-5.84547889E-10
3.78189030E-14	1.41314313E-13	6.60454626E-13	3.14796224E-12	-5.84547889E-10	5.54496862E-10