AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ Phthia ∴ Orbital info ∴ Epoch epochXXX

(189) Phthia ▹

ORBITAL INFORMATION

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(ASCII data file 189.eq0)

Keplerian elements at epoch
58466.4 MJD
	Value	1-σ variation	Units
a	2.45058	4.074e-09	au
e	0.036735	2.78e-08
i	5.177	2.09e-06	deg
Ω	203.422	3.296e-05	deg
ω	167.398	4.973e-05	deg
M	200.254	3.811e-05	deg

Other useful info
Absolute Magnitude (H)	9.4	mag
Slope parameter (G)	0.15	mag
Perihelion	2.3606	au
Aphelion	2.5406	au
Asc. node-Earth separation	1.53556	au
Desc. node-Earth separation	1.3655	au
Earth MOID	1.35902	au
Orbital period	1401.2	days
Date of orbit computation	apr 23 19:45

Correlation matrix
1.00000000	0.15800650	-0.00809689	0.02525798	0.22157240	-0.33360697
0.15800650	1.00000000	0.00421316	0.00652798	-0.20139125	0.22612398
-0.00809689	0.00421316	1.00000000	-0.35991834	0.22985643	0.01040394
0.02525798	0.00652798	-0.35991834	1.00000000	-0.65598291	-0.00551269
0.22157240	-0.20139125	0.22985643	-0.65598291	1.00000000	-0.74985576
-0.33360697	0.22612398	0.01040394	-0.00551269	-0.74985576	1.00000000

Covariance matrix
1.65940430E-17	1.78919352E-17	-6.89338314E-17	3.39159903E-15	4.48901849E-14	-5.17888406E-14
1.78919352E-17	7.72702903E-16	2.44766927E-16	5.98156813E-15	-2.78423884E-13	2.39539898E-13
-6.89338314E-17	2.44766927E-16	4.36793491E-12	-2.47954402E-11	2.38921015E-11	8.28630280E-13
3.39159903E-15	5.98156813E-15	-2.47954402E-11	1.08657455E-09	-1.07542942E-09	-6.92497696E-12
4.48901849E-14	-2.78423884E-13	2.38921015E-11	-1.07542942E-09	2.47354172E-09	-1.42122329E-09
-5.17888406E-14	2.39539898E-13	8.28630280E-13	-6.92497696E-12	-1.42122329E-09	1.45227859E-09