AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2017WK18 ∴ Orbital info ∴ Epoch epochXXX

(658854) 2017WK18 ▹

ORBITAL INFORMATION

◲

(ASCII data file 658854.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	3.20692	8.306e-08	au
e	0.086987	1.166e-07
i	8.816	1.358e-05	deg
Ω	241.632	8.141e-05	deg
ω	213.246	0.0001428	deg
M	1.969	0.0001176	deg

Other useful info
Absolute Magnitude (H)	17.2	mag
Slope parameter (G)	0.15	mag
Perihelion	2.928	au
Aphelion	3.4859	au
Asc. node-Earth separation	2.4199	au
Desc. node-Earth separation	1.98021	au
Earth MOID	1.94969	au
Orbital period	2097.64	days
Date of orbit computation	apr 23 22:07

Correlation matrix
1.00000000	-0.05568009	-0.00882975	0.00406426	0.43622460	-0.61957348
-0.05568009	1.00000000	0.01775342	0.01214954	0.02595367	0.01625056
-0.00882975	0.01775342	1.00000000	-0.27661295	0.16788719	-0.01469401
0.00406426	0.01214954	-0.27661295	1.00000000	-0.55999156	-0.00340247
0.43622460	0.02595367	0.16788719	-0.55999156	1.00000000	-0.81844748
-0.61957348	0.01625056	-0.01469401	-0.00340247	-0.81844748	1.00000000

Covariance matrix
6.89873576E-15	-5.39177612E-16	-9.96130327E-15	2.74817145E-14	5.17283536E-12	-6.05364632E-12
-5.39177612E-16	1.35923439E-14	2.81133321E-14	1.15314616E-13	4.31995962E-13	2.22871751E-13
-9.96130327E-15	2.81133321E-14	1.84487207E-10	-3.05867242E-10	3.25562540E-10	-2.34780948E-11
2.74817145E-14	1.15314616E-13	-3.05867242E-10	6.62757519E-09	-6.50867458E-09	-3.25845026E-11
5.17283536E-12	4.31995962E-13	3.25562540E-10	-6.50867458E-09	2.03829712E-08	-1.37456102E-08
-6.05364632E-12	2.22871751E-13	-2.34780948E-11	-3.25845026E-11	-1.37456102E-08	1.38381786E-08