NEODyS

NEODyS-2

Near Earth Objects - Dynamic Site

NEODyS ∴ Objects ∴ 2001HJ31 ∴ Orbital info ∴ Epoch 52026 MJD

2001HJ31 ▹

ORBITAL INFORMATION

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(ASCII data file 2001HJ31.eq0)

Keplerian elements
(Epoch 52026.4 MJD)
	Value	1-σ variation	Units
a	2.07399	0.02589	au
e	0.586789	0.005551
i	2.839	0.01966	deg
Ω	21.351	0.02016	deg
ω	132.125	0.02263	deg
M	15.595	0.3262	deg

Other useful info
Absolute Magnitude (H)	23.9	mag
Slope parameter (G)	0.15	mag
Perihelion distance	0.857	au
Aphelion distance	3.291	au
Asc. node-Earth separation	1.24455	au
Desc. node-Earth separation	-0.02658	au
Earth MOID	0.00422	au
Orbital period	1090.96	days
Date of orbit computation	feb 26 10:23

Covariance matrix
6.70161566E-04	1.43707048E-04	5.08651689E-04	-5.02878580E-04	4.87741807E-04	-8.44431026E-03
1.43707048E-04	3.08167416E-05	1.09093205E-04	-1.07695214E-04	1.04255586E-04	-1.81074485E-03
5.08651689E-04	1.09093205E-04	3.86657603E-04	-3.77556463E-04	3.60728297E-04	-6.40859121E-03
-5.02878580E-04	-1.07695214E-04	-3.77556463E-04	4.06343822E-04	-4.32849914E-04	6.34092433E-03
4.87741807E-04	1.04255586E-04	3.60728297E-04	-4.32849914E-04	5.12137726E-04	-6.15638063E-03
-8.44431026E-03	-1.81074485E-03	-6.40859121E-03	6.34092433E-03	-6.15638063E-03	1.06402499E-01

Correlation matrix
1.00000000	0.99998838	0.99923458	-0.96366603	0.83254332	-0.99999657
0.99998838	1.00000000	0.99940396	-0.96240133	0.82987483	-0.99997233
0.99923458	0.99940396	1.00000000	-0.95251495	0.81063164	-0.99913317
-0.96366603	-0.96240133	-0.95251495	1.00000000	-0.94884904	0.96433921
0.83254332	0.82987483	0.81063164	-0.94884904	1.00000000	-0.83398101
-0.99999657	-0.99997233	-0.99913317	0.96433921	-0.83398101	1.00000000