AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 1998HK2 ∴ Orbital info ∴ Epoch epochXXX

(285254) 1998HK2 ▹

ORBITAL INFORMATION

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(ASCII data file 285254.eq0)

Keplerian elements at epoch
57675.3 MJD
	Value	1-σ variation	Units
a	2.22207	1.152e-08	au
e	0.131375	5.863e-08
i	3.634	6.842e-06	deg
Ω	139.761	0.0001105	deg
ω	104.877	0.0001194	deg
M	179.886	3.683e-05	deg

Other useful info
Absolute Magnitude (H)	18.6	mag
Slope parameter (G)	0.15	mag
Perihelion	1.9301	au
Aphelion	2.514	au
Asc. node-Earth separation	1.27471	au
Desc. node-Earth separation	1.09957	au
Earth MOID	0.92206	au
Orbital period	1209.86	days
Date of orbit computation	apr 23 20:50

Correlation matrix
1.00000000	0.04757762	0.00380292	0.00388821	0.04136663	-0.13529951
0.04757762	1.00000000	-0.02278743	0.00584410	-0.04314012	0.11374920
0.00380292	-0.02278743	1.00000000	0.10296974	-0.08956643	-0.01417836
0.00388821	0.00584410	0.10296974	1.00000000	-0.93368509	0.02630546
0.04136663	-0.04314012	-0.08956643	-0.93368509	1.00000000	-0.37991409
-0.13529951	0.11374920	-0.01417836	0.02630546	-0.37991409	1.00000000

Covariance matrix
1.32766769E-16	3.21439831E-17	2.99814686E-16	4.95014692E-15	5.68929445E-14	-5.74247527E-14
3.21439831E-17	3.43798997E-15	-9.14194772E-15	3.78611415E-14	-3.01923723E-13	2.45673827E-13
2.99814686E-16	-9.14194772E-15	4.68147105E-11	7.78438948E-11	-7.31475861E-11	-3.57334868E-12
4.95014692E-15	3.78611415E-14	7.78438948E-11	1.22080839E-08	-1.23136766E-08	1.07060177E-10
5.68929445E-14	-3.01923723E-13	-7.31475861E-11	-1.23136766E-08	1.42471218E-08	-1.67034891E-09
-5.74247527E-14	2.45673827E-13	-3.57334868E-12	1.07060177E-10	-1.67034891E-09	1.35680192E-09