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
57423.5 MJD
	Value	1-σ variation	Units
a	2.93332	1.088e-08	au
e	0.088349	3.174e-08
i	1.423	3.223e-06	deg
Ω	206.715	0.0001233	deg
ω	182.325	0.0001247	deg
M	110.845	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	2.1878	au
Desc. node-Earth separation	1.67785	au
Earth MOID	1.67759	au
Orbital period	1835	days
Date of orbit computation	apr 23 19:47

Correlation matrix
1.00000000	0.02756135	-0.00487468	-0.00516055	0.01453894	-0.07155853
0.02756135	1.00000000	-0.00391704	-0.00255614	0.00622819	-0.07690412
-0.00487468	-0.00391704	1.00000000	0.00772907	-0.00926296	0.01028734
-0.00516055	-0.00255614	0.00772907	1.00000000	-0.98926726	0.00219821
0.01453894	0.00622819	-0.00926296	-0.98926726	1.00000000	-0.14690984
-0.07155853	-0.07690412	0.01028734	0.00219821	-0.14690984	1.00000000

Covariance matrix
1.18378550E-16	9.51869591E-18	-1.70953994E-16	-6.92539597E-15	1.97289787E-14	-1.42459238E-14
9.51869591E-18	1.00758295E-15	-4.00770195E-16	-1.00077438E-14	2.46568614E-14	-4.46665778E-14
-1.70953994E-16	-4.00770195E-16	1.03894674E-11	3.07281146E-12	-3.72376036E-12	6.06725938E-13
-6.92539597E-15	-1.00077438E-14	3.07281146E-12	1.52133051E-08	-1.52181152E-08	4.96104998E-12
1.97289787E-14	2.46568614E-14	-3.72376036E-12	-1.52181152E-08	1.55550311E-08	-3.35257894E-10
-1.42459238E-14	-4.46665778E-14	6.06725938E-13	4.96104998E-12	-3.35257894E-10	3.34799930E-10