AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ Athene ∴ Orbital info ∴ Epoch epochXXX

(881) Athene ▹

ORBITAL INFORMATION

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(ASCII data file 881.eq0)

Keplerian elements at epoch
58112.0 MJD
	Value	1-σ variation	Units
a	2.61416	6.338e-09	au
e	0.205962	2.716e-08
i	14.184	2.451e-06	deg
Ω	277.062	9.213e-06	deg
ω	41.134	1.184e-05	deg
M	274.332	8.792e-06	deg

Other useful info
Absolute Magnitude (H)	12.0	mag
Slope parameter (G)	0.15	mag
Perihelion	2.0757	au
Aphelion	3.1526	au
Asc. node-Earth separation	1.15007	au
Desc. node-Earth separation	1.97958	au
Earth MOID	1.08131	au
Orbital period	1543.82	days
Date of orbit computation	apr 23 19:46

Correlation matrix
1.00000000	0.22415520	-0.00569418	-0.01100260	0.25714202	-0.42959937
0.22415520	1.00000000	0.00546428	-0.03258008	0.22510440	-0.45685754
-0.00569418	0.00546428	1.00000000	0.07166110	-0.07097059	0.02516149
-0.01100260	-0.03258008	0.07166110	1.00000000	-0.77974111	0.04604362
0.25714202	0.22510440	-0.07097059	-0.77974111	1.00000000	-0.63917166
-0.42959937	-0.45685754	0.02516149	0.04604362	-0.63917166	1.00000000

Covariance matrix
4.01656519E-17	3.85834929E-17	-8.84405041E-17	-6.42422558E-16	1.92989685E-14	-2.39372927E-14
3.85834929E-17	7.37650486E-16	3.63706519E-16	-8.15220930E-15	7.24007287E-14	-1.09091293E-13
-8.84405041E-17	3.63706519E-16	6.00600352E-12	1.61798357E-12	-2.05970424E-12	5.42142036E-13
-6.42422558E-16	-8.15220930E-15	1.61798357E-12	8.48781152E-11	-8.50710759E-11	3.72950594E-12
1.92989685E-14	7.24007287E-14	-2.05970424E-12	-8.50710759E-11	1.40238499E-10	-6.65480174E-11
-2.39372927E-14	-1.09091293E-13	5.42142036E-13	3.72950594E-12	-6.65480174E-11	7.72979473E-11