AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2009XY21 ∴ Orbital info ∴ Epoch epochXXX

(614590) 2009XY21 ▹

ORBITAL INFORMATION

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(ASCII data file 614590.eq0)

Keplerian elements at epoch
56973.3 MJD
	Value	1-σ variation	Units
a	5.27921	1.025e-07	au
e	0.414192	1.245e-07
i	3.727	1.372e-05	deg
Ω	308.732	0.0002205	deg
ω	156.261	0.0002258	deg
M	147.463	2.143e-05	deg

Other useful info
Absolute Magnitude (H)	15.7	mag
Slope parameter (G)	0.15	mag
Perihelion	3.0926	au
Aphelion	7.4658	au
Asc. node-Earth separation	6.02953	au
Desc. node-Earth separation	2.18645	au
Earth MOID	2.1097	au
Orbital period	4430.5	days
Date of orbit computation	apr 23 21:58

Correlation matrix
1.00000000	-0.27265881	0.00024584	-0.00478261	-0.03030039	0.13289672
-0.27265881	1.00000000	0.00483837	-0.00479701	0.11198053	-0.43966555
0.00024584	0.00483837	1.00000000	-0.13270398	0.12859113	0.00291487
-0.00478261	-0.00479701	-0.13270398	1.00000000	-0.97673261	0.01599294
-0.03030039	0.11198053	0.12859113	-0.97673261	1.00000000	-0.22427311
0.13289672	-0.43966555	0.00291487	0.01599294	-0.22427311	1.00000000

Covariance matrix
1.05163329E-14	-3.48028251E-15	3.45908522E-16	-1.08156548E-13	-7.01647451E-13	2.92029044E-13
-3.48028251E-15	1.54926462E-14	8.26297276E-15	-1.31670636E-13	3.14734187E-12	-1.17264044E-12
3.45908522E-16	8.26297276E-15	1.88255838E-10	-4.01526115E-10	3.98404163E-10	8.56985749E-13
-1.08156548E-13	-1.31670636E-13	-4.01526115E-10	4.86307835E-08	-4.86373535E-08	7.55724461E-11
-7.01647451E-13	3.14734187E-12	3.98404163E-10	-4.86373535E-08	5.09890865E-08	-1.08516421E-09
2.92029044E-13	-1.17264044E-12	8.56985749E-13	7.55724461E-11	-1.08516421E-09	4.59154946E-10