AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2005QA20 ∴ Orbital info ∴ Epoch epochXXX

(172969) 2005QA20 ▹

ORBITAL INFORMATION

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(ASCII data file 172969.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.34614	9.334e-09	au
e	0.136919	4.269e-08
i	7.781	4.259e-06	deg
Ω	135.906	3.416e-05	deg
ω	220.354	3.783e-05	deg
M	41.942	1.754e-05	deg

Other useful info
Absolute Magnitude (H)	16.4	mag
Slope parameter (G)	0.15	mag
Perihelion	2.0249	au
Aphelion	2.6674	au
Asc. node-Earth separation	1.58478	au
Desc. node-Earth separation	1.07103	au
Earth MOID	1.02615	au
Orbital period	1312.59	days
Date of orbit computation	apr 23 20:25

Correlation matrix
1.00000000	0.19387579	-0.00443709	0.00091818	0.04483131	-0.37461496
0.19387579	1.00000000	0.00502585	0.01107674	0.04295979	-0.16587532
-0.00443709	0.00502585	1.00000000	0.06094090	-0.05583850	0.00439745
0.00091818	0.01107674	0.06094090	1.00000000	-0.89649457	0.00291609
0.04483131	0.04295979	-0.05583850	-0.89649457	1.00000000	-0.42017832
-0.37461496	-0.16587532	0.00439745	0.00291609	-0.42017832	1.00000000

Covariance matrix
8.71286784E-17	7.72492663E-17	-1.76409272E-16	2.92784118E-16	1.58306934E-14	-6.13169281E-14
7.72492663E-17	1.82213459E-15	9.13780908E-16	1.61526163E-14	6.93729673E-14	-1.24161431E-13
-1.76409272E-16	9.13780908E-16	1.81420102E-11	8.86732007E-12	-8.99734412E-12	3.28441387E-13
2.92784118E-16	1.61526163E-14	8.86732007E-12	1.16702898E-09	-1.15858100E-09	1.74685485E-12
1.58306934E-14	6.93729673E-14	-8.99734412E-12	-1.15858100E-09	1.43111931E-09	-2.78731642E-10
-6.13169281E-14	-1.24161431E-13	3.28441387E-13	1.74685485E-12	-2.78731642E-10	3.07488885E-10