AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 1998SS154 ∴ Orbital info ∴ Epoch epochXXX

(69909) 1998SS154 ▹

ORBITAL INFORMATION

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(ASCII data file 69909.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.92186	1.311e-08	au
e	0.226448	3.236e-08
i	15.531	7.298e-06	deg
Ω	203.071	1.304e-05	deg
ω	114.179	2.302e-05	deg
M	78.484	1.709e-05	deg

Other useful info
Absolute Magnitude (H)	15.3	mag
Slope parameter (G)	0.15	mag
Perihelion	2.2602	au
Aphelion	3.5835	au
Asc. node-Earth separation	2.05264	au
Desc. node-Earth separation	1.54073	au
Earth MOID	1.29911	au
Orbital period	1824.26	days
Date of orbit computation	apr 23 20:01

Correlation matrix
1.00000000	-0.23240905	-0.04550587	-0.00817546	-0.09665823	-0.10167422
-0.23240905	1.00000000	0.03022730	-0.00054940	0.32896591	-0.35374619
-0.04550587	0.03022730	1.00000000	0.22330398	-0.09376294	-0.02938962
-0.00817546	-0.00054940	0.22330398	1.00000000	-0.56460684	0.02443414
-0.09665823	0.32896591	-0.09376294	-0.56460684	1.00000000	-0.80757323
-0.10167422	-0.35374619	-0.02938962	0.02443414	-0.80757323	1.00000000

Covariance matrix
1.71851538E-16	-9.86014527E-17	-4.35385173E-15	-1.39757447E-15	-2.91645520E-14	-2.27839125E-14
-9.86014527E-17	1.04738687E-15	7.13974033E-15	-2.31861618E-16	2.45044070E-13	-1.95697852E-13
-4.35385173E-15	7.13974033E-15	5.32671050E-11	2.12526092E-11	-1.57507227E-11	-3.66660588E-12
-1.39757447E-15	-2.31861618E-16	2.12526092E-11	1.70048374E-10	-1.69461919E-10	5.44658140E-12
-2.91645520E-14	2.45044070E-13	-1.57507227E-11	-1.69461919E-10	5.29760382E-10	-3.17733043E-10
-2.27839125E-14	-1.95697852E-13	-3.66660588E-12	5.44658140E-12	-3.17733043E-10	2.92200839E-10