AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 1998HL143 ∴ Orbital info ∴ Epoch epochXXX

(42680) 1998HL143 ▹

ORBITAL INFORMATION

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(ASCII data file 42680.eq0)

Keplerian elements at epoch
57685.3 MJD
	Value	1-σ variation	Units
a	2.26246	6.073e-09	au
e	0.093684	3.352e-08
i	5.757	3.217e-06	deg
Ω	125.411	3.475e-05	deg
ω	251.349	3.946e-05	deg
M	356.902	1.88e-05	deg

Other useful info
Absolute Magnitude (H)	15.3	mag
Slope parameter (G)	0.15	mag
Perihelion	2.0505	au
Aphelion	2.4744	au
Asc. node-Earth separation	1.32661	au
Desc. node-Earth separation	1.16224	au
Earth MOID	1.05914	au
Orbital period	1243	days
Date of orbit computation	apr 23 19:55

Correlation matrix
1.00000000	0.16246367	0.00309634	-0.00318649	0.02209036	-0.05232854
0.16246367	1.00000000	-0.00751218	-0.00130929	0.04674436	-0.14317423
0.00309634	-0.00751218	1.00000000	-0.07482146	0.06379098	0.00688784
-0.00318649	-0.00130929	-0.07482146	1.00000000	-0.87930134	0.00621586
0.02209036	0.04674436	0.06379098	-0.87930134	1.00000000	-0.47693057
-0.05232854	-0.14317423	0.00688784	0.00621586	-0.47693057	1.00000000

Covariance matrix
3.68836031E-17	3.30727276E-17	6.05019056E-17	-6.72468462E-16	5.29445442E-15	-5.97461047E-15
3.30727276E-17	1.12355451E-15	-8.10151750E-16	-1.52501839E-15	6.18340905E-14	-9.02227844E-14
6.05019056E-17	-8.10151750E-16	1.03515895E-11	-8.36513738E-12	8.09961672E-12	4.16620615E-13
-6.72468462E-16	-1.52501839E-15	-8.36513738E-12	1.20749888E-09	-1.20582076E-09	4.06067809E-12
5.29445442E-15	6.18340905E-14	8.09961672E-12	-1.20582076E-09	1.55741126E-09	-3.53843420E-10
-5.97461047E-15	-9.02227844E-14	4.16620615E-13	4.06067809E-12	-3.53843420E-10	3.53434236E-10