AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 1991EN2 ∴ Orbital info ∴ Epoch epochXXX

(9042) 1991EN2 ▹

ORBITAL INFORMATION

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(ASCII data file 9042.eq0)

Keplerian elements at epoch
57424.8 MJD
	Value	1-σ variation	Units
a	2.93333	1.088e-08	au
e	0.088349	3.173e-08
i	1.423	3.222e-06	deg
Ω	206.714	0.0001233	deg
ω	182.33	0.0001247	deg
M	111.082	1.83e-05	deg

Other useful info
Absolute Magnitude (H)	12.9	mag
Slope parameter (G)	0.15	mag
Perihelion	2.6742	au
Aphelion	3.1925	au
Asc. node-Earth separation	2.18782	au
Desc. node-Earth separation	1.6776	au
Earth MOID	1.67734	au
Orbital period	1835.02	days
Date of orbit computation	Jun 5 00:38

Correlation matrix
1.00000000	0.02803826	-0.00489287	-0.00518492	0.01460103	-0.07185558
0.02803826	1.00000000	-0.00390781	-0.00254507	0.00616244	-0.07659488
-0.00489287	-0.00390781	1.00000000	0.00716012	-0.00869951	0.01028216
-0.00518492	-0.00254507	0.00716012	1.00000000	-0.98926494	0.00218920
0.01460103	0.00616244	-0.00869951	-0.98926494	1.00000000	-0.14691633
-0.07185558	-0.07659488	0.01028216	0.00218920	-0.14691633	1.00000000

Covariance matrix
1.18344112E-16	9.67949918E-18	-1.71511646E-16	-6.95521185E-15	1.98050448E-14	-1.43011720E-14
9.67949918E-18	1.00706357E-15	-3.99593247E-16	-9.95917850E-15	2.43837341E-14	-4.44698799E-14
-1.71511646E-16	-3.99593247E-16	1.03827764E-11	2.84493268E-12	-3.49518963E-12	6.06148455E-13
-6.95521185E-15	-9.95917850E-15	2.84493268E-12	1.52051336E-08	-1.52099173E-08	4.93875393E-12
1.98050448E-14	2.43837341E-14	-3.49518963E-12	-1.52099173E-08	1.55467002E-08	-3.35140545E-10
-1.43011720E-14	-4.44698799E-14	6.06148455E-13	4.93875393E-12	-3.35140545E-10	3.34715310E-10