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.eq0)

Keplerian elements at epoch
57798.1 MJD
	Value	1-σ variation	Units
a	2.92139	1.261e-08	au
e	0.224673	3.232e-08
i	15.534	7.299e-06	deg
Ω	203.123	1.303e-05	deg
ω	113.607	2.317e-05	deg
M	285.214	1.698e-05	deg

Other useful info
Absolute Magnitude (H)	15.3	mag
Slope parameter (G)	0.15	mag
Perihelion	2.265	au
Aphelion	3.5777	au
Asc. node-Earth separation	2.04567	au
Desc. node-Earth separation	1.54941	au
Earth MOID	1.30535	au
Orbital period	1823.82	days
Date of orbit computation	apr 23 20:01

Correlation matrix
1.00000000	-0.12233276	-0.03018762	-0.01268852	0.01986274	-0.04333222
-0.12233276	1.00000000	0.03149948	-0.00203809	0.32892193	-0.39156438
-0.03018762	0.03149948	1.00000000	0.22246066	-0.09180176	-0.03751623
-0.01268852	-0.00203809	0.22246066	1.00000000	-0.56043353	0.02274608
0.01986274	0.32892193	-0.09180176	-0.56043353	1.00000000	-0.82926609
-0.04333222	-0.39156438	-0.03751623	0.02274608	-0.82926609	1.00000000

Covariance matrix
1.59035152E-16	-4.98543282E-17	-2.77886231E-15	-2.08477213E-15	5.80380011E-15	-9.27994501E-15
-4.98543282E-17	1.04430434E-15	7.43033706E-15	-8.58101284E-16	2.46282211E-13	-2.14884260E-13
-2.77886231E-15	7.43033706E-15	5.32823320E-11	2.11566004E-11	-1.55263466E-11	-4.65048958E-12
-2.08477213E-15	-8.58101284E-16	2.11566004E-11	1.69746993E-10	-1.69181095E-10	5.03263610E-12
5.80380011E-15	2.46282211E-13	-1.55263466E-11	-1.69181095E-10	5.36850492E-10	-3.26293538E-10
-9.27994501E-15	-2.14884260E-13	-4.65048958E-12	5.03263610E-12	-3.26293538E-10	2.88387065E-10