AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2001EM4 ∴ Orbital info ∴ Epoch epochXXX

(72555) 2001EM4 ▹

ORBITAL INFORMATION

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(ASCII data file 72555.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.76997	1.297e-08	au
e	0.105014	4.306e-08
i	5.469	5.098e-06	deg
Ω	12.886	4.143e-05	deg
ω	143.211	4.702e-05	deg
M	7.948	2.285e-05	deg

Other useful info
Absolute Magnitude (H)	15.3	mag
Slope parameter (G)	0.15	mag
Perihelion	2.4791	au
Aphelion	3.0609	au
Asc. node-Earth separation	1.99194	au
Desc. node-Earth separation	1.5272	au
Earth MOID	1.49122	au
Orbital period	1683.88	days
Date of orbit computation	apr 23 20:01

Correlation matrix
1.00000000	-0.03600978	-0.00961358	0.00164798	0.04780711	-0.28314074
-0.03600978	1.00000000	-0.00804292	0.00102966	0.13226496	-0.25694326
-0.00961358	-0.00804292	1.00000000	-0.02769722	0.01898786	0.01209970
0.00164798	0.00102966	-0.02769722	1.00000000	-0.87763624	0.00512939
0.04780711	0.13226496	0.01898786	-0.87763624	1.00000000	-0.47093382
-0.28314074	-0.25694326	0.01209970	0.00512939	-0.47093382	1.00000000

Covariance matrix
1.68195129E-16	-2.01085463E-17	-6.35658925E-16	8.85379843E-16	2.91548350E-14	-8.38939240E-14
-2.01085463E-17	1.85398834E-15	-1.76563003E-15	1.83661892E-15	2.67799471E-13	-2.52762221E-13
-6.35658925E-16	-1.76563003E-15	2.59935138E-11	-5.84979311E-12	4.55218515E-12	1.40938096E-12
8.85379843E-16	1.83661892E-15	-5.84979311E-12	1.71610433E-09	-1.70961302E-09	4.85465911E-12
2.91548350E-14	2.67799471E-13	4.55218515E-12	-1.70961302E-09	2.21117367E-09	-5.05932691E-10
-8.38939240E-14	-2.52762221E-13	1.40938096E-12	4.85465911E-12	-5.05932691E-10	5.21966794E-10