AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ Yerkes ∴ Orbital info ∴ Epoch epochXXX

(990) Yerkes ▹

ORBITAL INFORMATION

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(ASCII data file 990.eq0)

Keplerian elements at epoch
58245.2 MJD
	Value	1-σ variation	Units
a	2.6685	5.726e-09	au
e	0.217132	2.428e-08
i	8.786	2.366e-06	deg
Ω	353.958	1.764e-05	deg
ω	9.619	1.843e-05	deg
M	2.612	6.151e-06	deg

Other useful info
Absolute Magnitude (H)	12.0	mag
Slope parameter (G)	0.15	mag
Perihelion	2.0891	au
Aphelion	3.2479	au
Asc. node-Earth separation	1.08906	au
Desc. node-Earth separation	2.24134	au
Earth MOID	1.08642	au
Orbital period	1592.2	days
Date of orbit computation	apr 23 19:46

Correlation matrix
1.00000000	-0.26900008	-0.00905568	-0.01682976	0.00348271	-0.00302783
-0.26900008	1.00000000	0.02567430	0.00996960	0.12545560	-0.27638992
-0.00905568	0.02567430	1.00000000	0.48948649	-0.45359123	-0.02671825
-0.01682976	0.00996960	0.48948649	1.00000000	-0.94452100	-0.00196897
0.00348271	0.12545560	-0.45359123	-0.94452100	1.00000000	-0.31150134
-0.00302783	-0.27638992	-0.02671825	-0.00196897	-0.31150134	1.00000000

Covariance matrix
3.27852788E-17	-3.73920531E-17	-1.22675863E-16	-1.69946555E-15	3.67465221E-16	-1.06640153E-16
-3.73920531E-17	5.89352226E-16	1.47463528E-15	4.26835298E-15	5.61225566E-14	-4.12724248E-14
-1.22675863E-16	1.47463528E-15	5.59753781E-12	2.04236967E-11	-1.97753001E-11	-3.88827381E-13
-1.69946555E-15	4.26835298E-15	2.04236967E-11	3.11021384E-10	-3.06949307E-10	-2.13591403E-13
3.67465221E-16	5.61225566E-14	-1.97753001E-11	-3.06949307E-10	3.39562582E-10	-3.53077594E-11
-1.06640153E-16	-4.12724248E-14	-3.88827381E-13	-2.13591403E-13	-3.53077594E-11	3.78356016E-11