AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 1998HW144 ∴ Orbital info ∴ Epoch epochXXX

(58889) 1998HW144 ▹

ORBITAL INFORMATION

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(ASCII data file 58889.eq0)

Keplerian elements at epoch
57961.3 MJD
	Value	1-σ variation	Units
a	2.23059	7.949e-09	au
e	0.132976	3.338e-08
i	4.408	4.708e-06	deg
Ω	142.16	5.948e-05	deg
ω	140.83	6.355e-05	deg
M	226.947	2.311e-05	deg

Other useful info
Absolute Magnitude (H)	16.5	mag
Slope parameter (G)	0.15	mag
Perihelion	1.934	au
Aphelion	2.5272	au
Asc. node-Earth separation	1.45484	au
Desc. node-Earth separation	0.97357	au
Earth MOID	0.91957	au
Orbital period	1216.82	days
Date of orbit computation	Jun 5 00:49

Correlation matrix
1.00000000	0.19347002	0.00399233	0.00381874	0.04111794	-0.12877091
0.19347002	1.00000000	0.00274984	0.00253604	0.06624862	-0.19188734
0.00399233	0.00274984	1.00000000	0.41051432	-0.38339428	0.00227061
0.00381874	0.00253604	0.41051432	1.00000000	-0.93287481	-0.00132692
0.04111794	0.06624862	-0.38339428	-0.93287481	1.00000000	-0.35552903
-0.12877091	-0.19188734	0.00227061	-0.00132692	-0.35552903	1.00000000

Covariance matrix
6.31922724E-17	5.13366307E-17	1.49411290E-16	1.80551282E-15	2.07716519E-14	-2.36551032E-14
5.13366307E-17	1.11420064E-15	4.32129247E-16	5.03484011E-15	1.40529101E-13	-1.48014107E-13
1.49411290E-16	4.32129247E-16	2.21640665E-11	1.14948071E-10	-1.14703877E-10	2.47026217E-13
1.80551282E-15	5.03484011E-15	1.14948071E-10	3.53750696E-09	-3.52597937E-09	-1.82375926E-12
2.07716519E-14	1.40529101E-13	-1.14703877E-10	-3.52597937E-09	4.03845733E-09	-5.22105051E-10
-2.36551032E-14	-1.48014107E-13	2.47026217E-13	-1.82375926E-12	-5.22105051E-10	5.34010955E-10