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.eq0)

Keplerian elements at epoch
57292.2 MJD
	Value	1-σ variation	Units
a	3.20923	1.492e-08	au
e	0.114334	3.243e-08
i	3.279	3.554e-06	deg
Ω	271.764	7.225e-05	deg
ω	17.524	7.466e-05	deg
M	302.196	1.892e-05	deg

Other useful info
Absolute Magnitude (H)	13.9	mag
Slope parameter (G)	0.15	mag
Perihelion	2.8423	au
Aphelion	3.5762	au
Asc. node-Earth separation	1.84042	au
Desc. node-Earth separation	2.5722	au
Earth MOID	1.82653	au
Orbital period	2099.91	days
Date of orbit computation	apr 23 19:50

Correlation matrix
1.00000000	-0.10709255	0.00165279	-0.01032380	-0.03498947	0.17243968
-0.10709255	1.00000000	-0.00552861	-0.00394241	0.03516715	-0.12122254
0.00165279	-0.00552861	1.00000000	-0.03636584	0.03334264	0.00400551
-0.01032380	-0.00394241	-0.03636584	1.00000000	-0.96649167	0.00019067
-0.03498947	0.03516715	0.03334264	-0.96649167	1.00000000	-0.25418599
0.17243968	-0.12122254	0.00400551	0.00019067	-0.25418599	1.00000000

Covariance matrix
2.22492271E-16	-5.18033106E-17	8.76142798E-17	-1.11266490E-14	-3.89674243E-14	4.86540746E-14
-5.18033106E-17	1.05167503E-15	-6.37170487E-16	-9.23782391E-15	8.51500312E-14	-7.43615965E-14
8.76142798E-17	-6.37170487E-16	1.26298570E-11	-9.33813691E-12	8.84720535E-12	2.69266276E-13
-1.11266490E-14	-9.23782391E-15	-9.33813691E-12	5.22077246E-09	-5.21401629E-09	2.60596839E-13
-3.89674243E-14	8.51500312E-14	8.84720535E-12	-5.21401629E-09	5.57460075E-09	-3.58990573E-10
4.86540746E-14	-7.43615965E-14	2.69266276E-13	2.60596839E-13	-3.58990573E-10	3.57807210E-10