AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 1999TW172 ∴ Orbital info ∴ Epoch epochXXX

(91737) 1999TW172 ▹

ORBITAL INFORMATION

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(ASCII data file 91737.eq0)

Keplerian elements at epoch
58064.9 MJD
	Value	1-σ variation	Units
a	3.16968	2.175e-08	au
e	0.066464	4.092e-08
i	8.213	4.323e-06	deg
Ω	240.052	3.321e-05	deg
ω	66.8	5.262e-05	deg
M	143.991	3.895e-05	deg

Other useful info
Absolute Magnitude (H)	14.9	mag
Slope parameter (G)	0.15	mag
Perihelion	2.959	au
Aphelion	3.3804	au
Asc. node-Earth separation	2.06429	au
Desc. node-Earth separation	2.25292	au
Earth MOID	1.95723	au
Orbital period	2061.21	days
Date of orbit computation	apr 23 20:06

Correlation matrix
1.00000000	0.12870902	0.01218724	-0.00110383	-0.08224228	0.10394751
0.12870902	1.00000000	-0.01978978	-0.00028305	0.06547841	-0.09785614
0.01218724	-0.01978978	1.00000000	-0.09380877	0.04315683	0.01946496
-0.00110383	-0.00028305	-0.09380877	1.00000000	-0.62589193	0.00168430
-0.08224228	0.06547841	0.04315683	-0.62589193	1.00000000	-0.77835090
0.10394751	-0.09785614	0.01946496	0.00168430	-0.77835090	1.00000000

Covariance matrix
4.73010955E-16	1.14548365E-16	1.14595638E-15	-7.97299679E-16	-9.41195335E-14	8.80567016E-14
1.14548365E-16	1.67451334E-15	-3.50116137E-15	-3.84668237E-16	1.40991034E-13	-1.55971452E-13
1.14595638E-15	-3.50116137E-15	1.86919208E-11	-1.34695627E-11	9.81805669E-12	3.27788169E-12
-7.97299679E-16	-3.84668237E-16	-1.34695627E-11	1.10297621E-09	-1.09378374E-09	2.17878756E-12
-9.41195335E-14	1.40991034E-13	9.81805669E-12	-1.09378374E-09	2.76884143E-09	-1.59528105E-09
8.80567016E-14	-1.55971452E-13	3.27788169E-12	2.17878756E-12	-1.59528105E-09	1.51713934E-09