AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2009XK21 ∴ Orbital info ∴ Epoch epochXXX

(343255) 2009XK21 ▹

ORBITAL INFORMATION

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(ASCII data file 343255.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.37859	1.464e-08	au
e	0.145153	5.89e-08
i	7.282	5.663e-06	deg
Ω	98.856	4.206e-05	deg
ω	293.444	4.684e-05	deg
M	15.522	2.298e-05	deg

Other useful info
Absolute Magnitude (H)	17.3	mag
Slope parameter (G)	0.15	mag
Perihelion	2.0333	au
Aphelion	2.7238	au
Asc. node-Earth separation	1.21851	au
Desc. node-Earth separation	1.45473	au
Earth MOID	1.05289	au
Orbital period	1339.91	days
Date of orbit computation	apr 23 21:02

Correlation matrix
1.00000000	0.33508345	0.00885310	-0.00096120	0.12738002	-0.55293071
0.33508345	1.00000000	-0.00099450	-0.00287197	0.07003407	-0.31749856
0.00885310	-0.00099450	1.00000000	-0.13609911	0.12629589	-0.00975529
-0.00096120	-0.00287197	-0.13609911	1.00000000	-0.89533830	0.01054004
0.12738002	0.07003407	0.12629589	-0.89533830	1.00000000	-0.42592023
-0.55293071	-0.31749856	-0.00975529	0.01054004	-0.42592023	1.00000000

Covariance matrix
2.14358517E-16	2.88980382E-16	7.33982228E-16	-5.91887672E-16	8.73554332E-14	-1.86056579E-13
2.88980382E-16	3.46968481E-15	-3.31717487E-16	-7.11508422E-15	1.93229131E-13	-4.29824056E-13
7.33982228E-16	-3.31717487E-16	3.20656286E-11	-3.24138501E-11	3.34986530E-11	-1.26959098E-12
-5.91887672E-16	-7.11508422E-15	-3.24138501E-11	1.76893095E-09	-1.76384668E-09	1.01883013E-11
8.73554332E-14	1.93229131E-13	3.34986530E-11	-1.76384668E-09	2.19399918E-09	-4.58511725E-10
-1.86056579E-13	-4.29824056E-13	-1.26959098E-12	1.01883013E-11	-4.58511725E-10	5.28211558E-10