AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2008HF18 ∴ Orbital info ∴ Epoch epochXXX

(361935) 2008HF18 ▹

ORBITAL INFORMATION

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(ASCII data file 361935.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	3.03744	5.142e-08	au
e	0.152028	1.162e-07
i	21.129	8.066e-06	deg
Ω	59.917	2.053e-05	deg
ω	120.473	3.293e-05	deg
M	29.36	3.284e-05	deg

Other useful info
Absolute Magnitude (H)	16.0	mag
Slope parameter (G)	0.15	mag
Perihelion	2.5757	au
Aphelion	3.4992	au
Asc. node-Earth separation	2.22832	au
Desc. node-Earth separation	1.74259	au
Earth MOID	1.63672	au
Orbital period	1933.57	days
Date of orbit computation	apr 23 21:06

Correlation matrix
1.00000000	-0.69450509	0.09494845	-0.01722676	0.25620804	-0.68324823
-0.69450509	1.00000000	-0.08250165	0.01217544	-0.06518596	0.45001520
0.09494845	-0.08250165	1.00000000	-0.08117692	0.07772180	-0.06690262
-0.01722676	0.01217544	-0.08117692	1.00000000	-0.57234958	0.00026746
0.25620804	-0.06518596	0.07772180	-0.57234958	1.00000000	-0.71824981
-0.68324823	0.45001520	-0.06690262	0.00026746	-0.71824981	1.00000000

Covariance matrix
2.64374378E-15	-4.14905285E-15	3.93763113E-14	-1.81872704E-14	4.33857793E-13	-1.15360735E-12
-4.14905285E-15	1.34998113E-14	-7.73150405E-14	2.90471044E-14	-2.49438167E-13	1.71696268E-12
3.93763113E-14	-7.73150405E-14	6.50541441E-11	-1.34438716E-11	2.06454952E-11	-1.77194585E-11
-1.81872704E-14	2.90471044E-14	-1.34438716E-11	4.21607776E-10	-3.87044266E-10	1.80337290E-13
4.33857793E-13	-2.49438167E-13	2.06454952E-11	-3.87044266E-10	1.08465077E-09	-7.76766168E-10
-1.15360735E-12	1.71696268E-12	-1.77194585E-11	1.80337290E-13	-7.76766168E-10	1.07830009E-09