AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2005QR9 ∴ Orbital info ∴ Epoch epochXXX

(254761) 2005QR9 ▹

ORBITAL INFORMATION

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(ASCII data file 254761.eq0)

Keplerian elements at epoch
57592.6 MJD
	Value	1-σ variation	Units
a	2.75335	1.832e-08	au
e	0.066072	6.234e-08
i	2.263	6.246e-06	deg
Ω	318.629	0.000161	deg
ω	1.325	0.0001684	deg
M	150.498	4.941e-05	deg

Other useful info
Absolute Magnitude (H)	16.8	mag
Slope parameter (G)	0.15	mag
Perihelion	2.5714	au
Aphelion	2.9353	au
Asc. node-Earth separation	1.55797	au
Desc. node-Earth separation	1.95017	au
Earth MOID	1.55783	au
Orbital period	1668.75	days
Date of orbit computation	apr 23 20:43

Correlation matrix
1.00000000	-0.04226474	0.01422113	0.00284577	0.04262976	-0.15782380
-0.04226474	1.00000000	0.00538025	-0.00448566	0.11915295	-0.42301573
0.01422113	0.00538025	1.00000000	0.39704120	-0.37957346	-0.00016835
0.00284577	-0.00448566	0.39704120	1.00000000	-0.95600723	0.00343758
0.04262976	0.11915295	-0.37957346	-0.95600723	1.00000000	-0.29538220
-0.15782380	-0.42301573	-0.00016835	0.00343758	-0.29538220	1.00000000

Covariance matrix
3.35757878E-16	-4.82804627E-17	1.62752960E-15	8.39505765E-15	1.31513590E-13	-1.42889458E-13
-4.82804627E-17	3.88651470E-15	2.09490435E-15	-4.50211454E-14	1.25063204E-12	-1.30302052E-12
1.62752960E-15	2.09490435E-15	3.90088427E-11	3.99233809E-10	-3.99136985E-10	-5.19514123E-14
8.39505765E-15	-4.50211454E-14	3.99233809E-10	2.59191289E-08	-2.59128977E-08	2.73449964E-11
1.31513590E-13	1.25063204E-12	-3.99136985E-10	-2.59128977E-08	2.83458318E-08	-2.45721696E-09
-1.42889458E-13	-1.30302052E-12	-5.19514123E-14	2.73449964E-11	-2.45721696E-09	2.44134504E-09