AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2001XA9 ∴ Orbital info ∴ Epoch epochXXX

(146722) 2001XA9 ▹

ORBITAL INFORMATION

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(ASCII data file 146722.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.79532	1.952e-08	au
e	0.159274	5.419e-08
i	8.248	5.803e-06	deg
Ω	294.914	4.036e-05	deg
ω	252.683	4.47e-05	deg
M	181.455	1.971e-05	deg

Other useful info
Absolute Magnitude (H)	15.7	mag
Slope parameter (G)	0.15	mag
Perihelion	2.3501	au
Aphelion	3.2405	au
Asc. node-Earth separation	1.84399	au
Desc. node-Earth separation	1.61784	au
Earth MOID	1.36814	au
Orbital period	1707.05	days
Date of orbit computation	apr 23 20:19

Correlation matrix
1.00000000	0.22509557	0.00683328	-0.00568079	0.05939830	-0.43597844
0.22509557	1.00000000	-0.01584457	-0.00068495	0.04173189	-0.09731434
0.00683328	-0.01584457	1.00000000	0.01489416	-0.01868995	0.00424516
-0.00568079	-0.00068495	0.01489416	1.00000000	-0.89197590	0.00230343
0.05939830	0.04173189	-0.01868995	-0.89197590	1.00000000	-0.41888054
-0.43597844	-0.09731434	0.00424516	0.00230343	-0.41888054	1.00000000

Covariance matrix
3.81048758E-16	2.38122352E-16	7.74042331E-16	-4.47522467E-15	5.18317324E-14	-1.67731452E-13
2.38122352E-16	2.93687781E-15	-4.98274626E-15	-1.49801319E-15	1.01097963E-13	-1.03939108E-13
7.74042331E-16	-4.98274626E-15	3.36736754E-11	3.48800359E-12	-4.84824762E-12	4.85509989E-13
-4.47522467E-15	-1.49801319E-15	3.48800359E-12	1.62866244E-09	-1.60916324E-09	1.83210211E-12
5.18317324E-14	1.01097963E-13	-4.84824762E-12	-1.60916324E-09	1.99831008E-09	-3.69046288E-10
-1.67731452E-13	-1.03939108E-13	4.85509989E-13	1.83210211E-12	-3.69046288E-10	3.88435072E-10