AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 1999XA221 ∴ Orbital info ∴ Epoch epochXXX

(17194) 1999XA221 ▹

ORBITAL INFORMATION

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(ASCII data file 17194.eq0)

Keplerian elements at epoch
57970.5 MJD
	Value	1-σ variation	Units
a	2.58431	9.346e-09	au
e	0.154064	3.757e-08
i	14.023	3.769e-06	deg
Ω	261.789	1.506e-05	deg
ω	89.256	1.991e-05	deg
M	216.848	1.344e-05	deg

Other useful info
Absolute Magnitude (H)	13.0	mag
Slope parameter (G)	0.15	mag
Perihelion	2.1862	au
Aphelion	2.9825	au
Asc. node-Earth separation	1.50256	au
Desc. node-Earth separation	1.54502	au
Earth MOID	1.23391	au
Orbital period	1517.45	days
Date of orbit computation	apr 23 19:49

Correlation matrix
1.00000000	0.31286891	-0.01212024	-0.00677293	0.15865884	-0.26865857
0.31286891	1.00000000	0.01104850	-0.01220114	0.11747852	-0.25916300
-0.01212024	0.01104850	1.00000000	-0.06296864	0.03655337	0.01160327
-0.00677293	-0.01220114	-0.06296864	1.00000000	-0.74194129	0.01632074
0.15865884	0.11747852	0.03655337	-0.74194129	1.00000000	-0.66533001
-0.26865857	-0.25916300	0.01160327	0.01632074	-0.66533001	1.00000000

Covariance matrix
8.73436271E-17	1.09861301E-16	-4.26958666E-16	-9.53241451E-16	2.95200794E-14	-3.37578934E-14
1.09861301E-16	1.41167082E-15	1.56469303E-15	-6.90364075E-15	8.78744908E-14	-1.30917814E-13
-4.26958666E-16	1.56469303E-15	1.42075187E-11	-3.57432719E-12	2.74298959E-12	5.88028701E-13
-9.53241451E-16	-6.90364075E-15	-3.57432719E-12	2.26788890E-10	-2.22442653E-10	3.30453132E-12
2.95200794E-14	8.78744908E-14	2.74298959E-12	-2.22442653E-10	3.96346728E-10	-1.78087642E-10
-3.37578934E-14	-1.30917814E-13	5.88028701E-13	3.30453132E-12	-1.78087642E-10	1.80766545E-10