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.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.61393	6.366e-09	au
e	0.206475	2.708e-08
i	14.198	2.452e-06	deg
Ω	276.951	9.199e-06	deg
ω	41.626	1.181e-05	deg
M	87.594	9.726e-06	deg

Other useful info
Absolute Magnitude (H)	12.0	mag
Slope parameter (G)	0.15	mag
Perihelion	2.0742	au
Aphelion	3.1536	au
Asc. node-Earth separation	1.15122	au
Desc. node-Earth separation	1.97665	au
Earth MOID	1.08103	au
Orbital period	1543.62	days
Date of orbit computation	apr 23 19:46

Correlation matrix
1.00000000	0.20980297	-0.00513152	-0.01569205	0.23945950	-0.56092726
0.20980297	1.00000000	0.00454563	-0.03257113	0.21853575	-0.45166106
-0.00513152	0.00454563	1.00000000	0.07154073	-0.07127424	0.02345382
-0.01569205	-0.03257113	0.07154073	1.00000000	-0.78041770	0.04329510
0.23945950	0.21853575	-0.07127424	-0.78041770	1.00000000	-0.62318776
-0.56092726	-0.45166106	0.02345382	0.04329510	-0.62318776	1.00000000

Covariance matrix
4.05292810E-17	3.61748020E-17	-8.01134641E-17	-9.18972951E-16	1.80026538E-14	-3.47327099E-14
3.61748020E-17	7.33533850E-16	3.01911405E-16	-8.11486799E-15	6.98960421E-14	-1.18979024E-13
-8.01134641E-17	3.01911405E-16	6.01381752E-12	1.61386427E-12	-2.06408569E-12	5.59417869E-13
-9.18972951E-16	-8.11486799E-15	1.61386427E-12	8.46207769E-11	-8.47784786E-11	3.87369024E-12
1.80026538E-14	6.98960421E-14	-2.06408569E-12	-8.47784786E-11	1.39456899E-10	-7.15791588E-11
-3.47327099E-14	-1.18979024E-13	5.59417869E-13	3.87369024E-12	-7.15791588E-11	9.46009155E-11