AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2001QA31 ∴ Orbital info ∴ Epoch epochXXX

(109091) 2001QA31 ▹

ORBITAL INFORMATION

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(ASCII data file 109091.eq0)

Keplerian elements at epoch
57479.7 MJD
	Value	1-σ variation	Units
a	3.10522	1.509e-08	au
e	0.301899	4.631e-08
i	14.974	6.745e-06	deg
Ω	31.091	1.797e-05	deg
ω	315.803	2.032e-05	deg
M	253.205	9.13e-06	deg

Other useful info
Absolute Magnitude (H)	14.4	mag
Slope parameter (G)	0.15	mag
Perihelion	2.1678	au
Aphelion	4.0427	au
Asc. node-Earth separation	1.32511	au
Desc. node-Earth separation	2.59679	au
Earth MOID	1.18843	au
Orbital period	1998.65	days
Date of orbit computation	apr 23 20:11

Correlation matrix
1.00000000	-0.00973788	0.11421028	0.02373612	0.06626692	-0.18528860
-0.00973788	1.00000000	0.00306626	0.01377881	0.11342584	-0.38028472
0.11421028	0.00306626	1.00000000	0.03772364	-0.02455895	0.00428896
0.02373612	0.01377881	0.03772364	1.00000000	-0.84269018	-0.00516374
0.06626692	0.11342584	-0.02455895	-0.84269018	1.00000000	-0.49071213
-0.18528860	-0.38028472	0.00428896	-0.00516374	-0.49071213	1.00000000

Covariance matrix
2.27600236E-16	-6.80310236E-18	1.16219165E-14	6.43545883E-15	2.03182569E-14	-2.55201623E-14
-6.80310236E-18	2.14443297E-15	9.57748624E-16	1.14670456E-14	1.06750898E-13	-1.60773140E-13
1.16219165E-14	9.57748624E-16	4.54959174E-11	4.57281094E-12	-3.36666070E-12	2.64111170E-13
6.43545883E-15	1.14670456E-14	4.57281094E-12	3.22973541E-10	-3.07790144E-10	-8.47219298E-13
2.03182569E-14	1.06750898E-13	-3.36666070E-12	-3.07790144E-10	4.13053786E-10	-9.10496914E-11
-2.55201623E-14	-1.60773140E-13	2.64111170E-13	-8.47219298E-13	-9.10496914E-11	8.33483041E-11