AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 1998HN68 ∴ Orbital info ∴ Epoch epochXXX

(18703) 1998HN68 ▹

ORBITAL INFORMATION

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(ASCII data file 18703.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	3.21878	1.639e-08	au
e	0.118298	3.305e-08
i	3.291	3.563e-06	deg
Ω	271.298	7.175e-05	deg
ω	20.153	7.395e-05	deg
M	112.236	1.756e-05	deg

Other useful info
Absolute Magnitude (H)	13.9	mag
Slope parameter (G)	0.15	mag
Perihelion	2.838	au
Aphelion	3.5996	au
Asc. node-Earth separation	1.83999	au
Desc. node-Earth separation	2.58751	au
Earth MOID	1.82184	au
Orbital period	2109.28	days
Date of orbit computation	apr 23 19:50

Correlation matrix
1.00000000	-0.19084834	-0.02009806	-0.02729799	-0.04985324	0.10222547
-0.19084834	1.00000000	-0.00990567	-0.00653597	0.03527265	-0.09022957
-0.02009806	-0.00990567	1.00000000	-0.03986941	0.03627056	0.00771655
-0.02729799	-0.00653597	-0.03986941	1.00000000	-0.96949677	0.00496539
-0.04985324	0.03527265	0.03627056	-0.96949677	1.00000000	-0.24169654
0.10222547	-0.09022957	0.00771655	0.00496539	-0.24169654	1.00000000

Covariance matrix
2.68590581E-16	-1.03373042E-16	-1.17350835E-15	-3.20988301E-14	-6.04178939E-14	2.94220764E-14
-1.03373042E-16	1.09231290E-15	-1.16639057E-15	-1.54987540E-14	8.62061781E-14	-5.23710445E-14
-1.17350835E-15	-1.16639057E-15	1.26932688E-11	-1.01915380E-11	9.55581718E-12	4.82812734E-13
-3.20988301E-14	-1.54987540E-14	-1.01915380E-11	5.14785589E-09	-5.14382737E-09	6.25655952E-12
-6.04178939E-14	8.62061781E-14	9.55581718E-12	-5.14382737E-09	5.46831664E-09	-3.13881745E-10
2.94220764E-14	-5.23710445E-14	4.82812734E-13	6.25655952E-12	-3.13881745E-10	3.08416496E-10