AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 1998HU88 ∴ Orbital info ∴ Epoch epochXXX

(91118) 1998HU88 ▹

ORBITAL INFORMATION

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(ASCII data file 91118.eq0)

Keplerian elements at epoch
57670.8 MJD
	Value	1-σ variation	Units
a	2.73017	1.551e-08	au
e	0.051169	6.478e-08
i	4.109	6.025e-06	deg
Ω	220.609	7.089e-05	deg
ω	338.878	8.445e-05	deg
M	47.737	4.51e-05	deg

Other useful info
Absolute Magnitude (H)	15.6	mag
Slope parameter (G)	0.15	mag
Perihelion	2.5905	au
Aphelion	2.8699	au
Asc. node-Earth separation	1.59156	au
Desc. node-Earth separation	1.86765	au
Earth MOID	1.58809	au
Orbital period	1647.71	days
Date of orbit computation	apr 23 20:06

Correlation matrix
1.00000000	-0.05103351	0.01999298	-0.00402797	0.11651216	-0.21669344
-0.05103351	1.00000000	-0.00257917	0.00120908	-0.10755815	0.23143976
0.01999298	-0.00257917	1.00000000	-0.41065930	0.35272213	-0.01716296
-0.00402797	0.00120908	-0.41065930	1.00000000	-0.84525663	0.01394441
0.11651216	-0.10755815	0.35272213	-0.84525663	1.00000000	-0.54398967
-0.21669344	0.23143976	-0.01716296	0.01394441	-0.54398967	1.00000000

Covariance matrix
2.40669636E-16	-5.12887939E-17	1.86865429E-15	-4.42980346E-15	1.52641308E-13	-1.51620462E-13
-5.12887939E-17	4.19674746E-15	-1.00664552E-15	5.55263038E-15	-5.88423324E-13	6.76232126E-13
1.86865429E-15	-1.00664552E-15	3.62978880E-11	-1.75392237E-10	1.79458298E-10	-4.66373838E-12
-4.42980346E-15	5.55263038E-15	-1.75392237E-10	5.02546263E-09	-5.06018933E-09	4.45850790E-11
1.52641308E-13	-5.88423324E-13	1.79458298E-10	-5.06018933E-09	7.13149059E-09	-2.07196407E-09
-1.51620462E-13	6.76232126E-13	-4.66373838E-12	4.45850790E-11	-2.07196407E-09	2.03424296E-09