AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 1990DA3 ∴ Orbital info ∴ Epoch epochXXX

(9944) 1990DA3 ▹

ORBITAL INFORMATION

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(ASCII data file 9944.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.83525	9.961e-09	au
e	0.045186	2.976e-08
i	3.165	3.118e-06	deg
Ω	116.919	7.351e-05	deg
ω	316.199	8.846e-05	deg
M	123.121	4.839e-05	deg

Other useful info
Absolute Magnitude (H)	13.5	mag
Slope parameter (G)	0.15	mag
Perihelion	2.7071	au
Aphelion	2.9634	au
Asc. node-Earth separation	1.75679	au
Desc. node-Earth separation	1.90888	au
Earth MOID	1.72341	au
Orbital period	1743.76	days
Date of orbit computation	Jun 5 00:39

Correlation matrix
1.00000000	-0.22357002	-0.00160044	-0.00086507	-0.02077209	-0.02990385
-0.22357002	1.00000000	0.00296991	-0.00322679	-0.12533350	0.25857683
-0.00160044	0.00296991	1.00000000	0.23702552	-0.19327027	-0.00540996
-0.00086507	-0.00322679	0.23702552	1.00000000	-0.83247410	0.00454805
-0.02077209	-0.12533350	-0.19327027	-0.83247410	1.00000000	-0.55576621
-0.02990385	0.25857683	-0.00540996	0.00454805	-0.55576621	1.00000000

Covariance matrix
9.92117716E-17	-6.62687824E-17	-4.97091996E-17	-6.33441901E-16	-1.83029966E-14	-1.44138190E-14
-6.62687824E-17	8.85579708E-16	2.75596136E-16	-7.05925278E-15	-3.29944827E-13	3.72369231E-13
-4.97091996E-17	2.75596136E-16	9.72369879E-12	5.43357141E-11	-5.33139820E-11	-8.16357198E-13
-6.33441901E-16	-7.05925278E-15	5.43357141E-11	5.40441949E-09	-5.41384192E-09	1.61797007E-11
-1.83029966E-14	-3.29944827E-13	-5.33139820E-11	-5.41384192E-09	7.82565385E-09	-2.37915538E-09
-1.44138190E-14	3.72369231E-13	-8.16357198E-13	1.61797007E-11	-2.37915538E-09	2.34175094E-09