AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 1988XL2 ∴ Orbital info ∴ Epoch epochXXX

(21021) 1988XL2 ▹

ORBITAL INFORMATION

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(ASCII data file 21021.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	3.11932	1.612e-08	au
e	0.219396	3.983e-08
i	15.899	4.385e-06	deg
Ω	44.238	1.541e-05	deg
ω	349.311	1.845e-05	deg
M	175.683	1.022e-05	deg

Other useful info
Absolute Magnitude (H)	13.0	mag
Slope parameter (G)	0.15	mag
Perihelion	2.435	au
Aphelion	3.8037	au
Asc. node-Earth separation	1.45222	au
Desc. node-Earth separation	2.7767	au
Earth MOID	1.44396	au
Orbital period	2012.28	days
Date of orbit computation	apr 23 19:50

Correlation matrix
1.00000000	0.22743582	0.00844482	0.01159317	-0.02248339	-0.38009881
0.22743582	1.00000000	0.01180692	-0.00627237	-0.11624692	0.04027981
0.00844482	0.01180692	1.00000000	-0.08887300	0.07306169	0.00048171
0.01159317	-0.00627237	-0.08887300	1.00000000	-0.80719653	0.01119523
-0.02248339	-0.11624692	0.07306169	-0.80719653	1.00000000	-0.52554763
-0.38009881	0.04027981	0.00048171	0.01119523	-0.52554763	1.00000000

Covariance matrix
2.59696474E-16	1.45967487E-16	5.96814192E-16	2.87984101E-15	-6.68446833E-15	-6.25875060E-14
1.45967487E-16	1.58609232E-15	2.06213223E-15	-3.85060716E-15	-8.54117786E-14	1.63911636E-14
5.96814192E-16	2.06213223E-15	1.92322963E-11	-6.00784492E-12	5.91122331E-12	2.15853016E-14
2.87984101E-15	-3.85060716E-15	-6.00784492E-12	2.37611011E-10	-2.29553875E-10	1.76329222E-12
-6.68446833E-15	-8.54117786E-14	5.91122331E-12	-2.29553875E-10	3.40364398E-10	-9.90700204E-11
-6.25875060E-14	1.63911636E-14	2.15853016E-14	1.76329222E-12	-9.90700204E-11	1.04403778E-10