AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 1998YM31 ∴ Orbital info ∴ Epoch epochXXX

(121005) 1998YM31 ▹

ORBITAL INFORMATION

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(ASCII data file 121005.eq0)

Keplerian elements at epoch
57868.9 MJD
	Value	1-σ variation	Units
a	3.93995	3.38e-08	au
e	0.168608	3.764e-08
i	7.947	4.289e-06	deg
Ω	212.087	2.946e-05	deg
ω	101.731	3.317e-05	deg
M	218.585	1.331e-05	deg

Other useful info
Absolute Magnitude (H)	13.9	mag
Slope parameter (G)	0.15	mag
Perihelion	3.2756	au
Aphelion	4.6043	au
Asc. node-Earth separation	2.95843	au
Desc. node-Earth separation	2.70504	au
Earth MOID	2.27372	au
Orbital period	2856.5	days
Date of orbit computation	apr 23 20:13

Correlation matrix
1.00000000	0.10008030	-0.00219302	-0.00413349	-0.08995111	0.21254628
0.10008030	1.00000000	-0.01775224	-0.00120450	-0.01750233	-0.03666810
-0.00219302	-0.01775224	1.00000000	-0.13479505	0.11256541	0.01024719
-0.00413349	-0.00120450	-0.13479505	1.00000000	-0.87957648	0.00063616
-0.08995111	-0.01750233	0.11256541	-0.87957648	1.00000000	-0.46502792
0.21254628	-0.03666810	0.01024719	0.00063616	-0.46502792	1.00000000

Covariance matrix
1.14259997E-15	1.27336280E-16	-3.17941819E-16	-4.11568350E-15	-1.00843242E-13	9.56162836E-14
1.27336280E-16	1.41681431E-15	-2.86593893E-15	-1.33549081E-15	-2.18497062E-14	-1.83686051E-14
-3.17941819E-16	-2.86593893E-15	1.83956304E-11	-1.70297695E-11	1.60123642E-11	5.84915637E-13
-4.11568350E-15	-1.33549081E-15	-1.70297695E-11	8.67670769E-10	-8.59298890E-10	2.49386720E-13
-1.00843242E-13	-2.18497062E-14	1.60123642E-11	-8.59298890E-10	1.09998388E-09	-2.05259579E-10
9.56162836E-14	-1.83686051E-14	5.84915637E-13	2.49386720E-13	-2.05259579E-10	1.77117916E-10