AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 1998XD21 ∴ Orbital info ∴ Epoch epochXXX

(56045) 1998XD21 ▹

ORBITAL INFORMATION

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(ASCII data file 56045.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.17731	5.584e-09	au
e	0.119063	2.545e-08
i	3.295	2.719e-06	deg
Ω	117.04	6.341e-05	deg
ω	177.788	6.563e-05	deg
M	124.444	1.772e-05	deg

Other useful info
Absolute Magnitude (H)	14.8	mag
Slope parameter (G)	0.15	mag
Perihelion	1.9181	au
Aphelion	2.4365	au
Asc. node-Earth separation	1.45309	au
Desc. node-Earth separation	0.90215	au
Earth MOID	0.90182	au
Orbital period	1173.49	days
Date of orbit computation	Jun 5 00:49

Correlation matrix
1.00000000	0.15666274	-0.00175476	-0.00261842	0.00277841	-0.17704751
0.15666274	1.00000000	0.00395435	0.00340672	-0.06402775	0.20859725
-0.00175476	0.00395435	1.00000000	-0.16419379	0.15943436	-0.00151481
-0.00261842	0.00340672	-0.16419379	1.00000000	-0.96561196	0.00367002
0.00277841	-0.06402775	0.15943436	-0.96561196	1.00000000	-0.25725643
-0.17704751	0.20859725	-0.00151481	0.00367002	-0.25725643	1.00000000

Covariance matrix
3.11785551E-17	2.22593276E-17	-2.66446640E-17	-9.27098935E-16	1.01817900E-15	-1.75163640E-14
2.22593276E-17	6.47495330E-16	2.73626502E-16	5.49685249E-15	-1.06926734E-13	9.40487554E-14
-2.66446640E-17	2.73626502E-16	7.39485282E-12	-2.83126274E-11	2.84542039E-11	-7.29874481E-14
-9.27098935E-16	5.49685249E-15	-2.83126274E-11	4.02084542E-09	-4.01847314E-09	4.12337933E-12
1.01817900E-15	-1.06926734E-13	2.84542039E-11	-4.01847314E-09	4.30724419E-09	-2.99152163E-10
-1.75163640E-14	9.40487554E-14	-7.29874481E-14	4.12337933E-12	-2.99152163E-10	3.13944088E-10