AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2004XA87 ∴ Orbital info ∴ Epoch epochXXX

(159917) 2004XA87 ▹

ORBITAL INFORMATION

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(ASCII data file 159917.eq0)

Keplerian elements at epoch
57910.8 MJD
	Value	1-σ variation	Units
a	2.53679	1.072e-08	au
e	0.243946	6.055e-08
i	4.959	6.413e-06	deg
Ω	44.912	3.462e-05	deg
ω	311.804	3.702e-05	deg
M	83.11	1.247e-05	deg

Other useful info
Absolute Magnitude (H)	16.1	mag
Slope parameter (G)	0.15	mag
Perihelion	1.918	au
Aphelion	3.1556	au
Asc. node-Earth separation	1.06247	au
Desc. node-Earth separation	1.84077	au
Earth MOID	0.91884	au
Orbital period	1475.8	days
Date of orbit computation	apr 23 20:22

Correlation matrix
1.00000000	-0.36563397	-0.00282546	0.00061529	-0.12580438	0.38735055
-0.36563397	1.00000000	0.00541949	-0.02164761	0.25334511	-0.78497308
-0.00282546	0.00541949	1.00000000	-0.13398480	0.12766065	-0.00630720
0.00061529	-0.02164761	-0.13398480	1.00000000	-0.93636561	0.02013307
-0.12580438	0.25334511	0.12766065	-0.93636561	1.00000000	-0.35730013
0.38735055	-0.78497308	-0.00630720	0.02013307	-0.35730013	1.00000000

Covariance matrix
1.14913898E-16	-2.37310731E-16	-1.94243288E-16	2.28350912E-16	-4.99251027E-14	5.17641571E-14
-2.37310731E-16	3.66580295E-15	2.10432517E-15	-4.53765704E-14	5.67850508E-13	-5.92485900E-13
-1.94243288E-16	2.10432517E-15	4.11282114E-11	-2.97483333E-11	3.03084626E-11	-5.04248936E-13
2.28350912E-16	-4.53765704E-14	-2.97483333E-11	1.19860039E-09	-1.20010597E-09	8.68932436E-12
-4.99251027E-14	5.67850508E-13	3.03084626E-11	-1.20010597E-09	1.37048367E-09	-1.64895501E-10
5.17641571E-14	-5.92485900E-13	-5.04248936E-13	8.68932436E-12	-1.64895501E-10	1.55409439E-10