AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 1981EA33 ∴ Orbital info ∴ Epoch epochXXX

(178285) 1981EA33 ▹

ORBITAL INFORMATION

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(ASCII data file 178285.eq0)

Keplerian elements at epoch
58190.6 MJD
	Value	1-σ variation	Units
a	2.71837	1.673e-08	au
e	0.14636	5.905e-08
i	12.328	6.691e-06	deg
Ω	337.377	2.045e-05	deg
ω	146.522	2.827e-05	deg
M	131.133	1.728e-05	deg

Other useful info
Absolute Magnitude (H)	16.0	mag
Slope parameter (G)	0.15	mag
Perihelion	2.3205	au
Aphelion	3.1162	au
Asc. node-Earth separation	2.01923	au
Desc. node-Earth separation	1.38064	au
Earth MOID	1.34516	au
Orbital period	1637.04	days
Date of orbit computation	Jun 5 01:15

Correlation matrix
1.00000000	-0.13576325	0.01461480	-0.00983271	-0.16810139	0.25227141
-0.13576325	1.00000000	-0.03666708	-0.02310973	0.30008527	-0.39068150
0.01461480	-0.03666708	1.00000000	-0.18574469	0.11078851	0.03051661
-0.00983271	-0.02310973	-0.18574469	1.00000000	-0.70869208	0.00695600
-0.16810139	0.30008527	0.11078851	-0.70869208	1.00000000	-0.69803694
0.25227141	-0.39068150	0.03051661	0.00695600	-0.69803694	1.00000000

Covariance matrix
2.79997710E-16	-1.34142593E-16	1.63640613E-15	-3.36527070E-15	-7.95291364E-14	7.29517675E-14
-1.34142593E-16	3.48669900E-15	-1.44878712E-14	-2.79107434E-14	5.00990654E-13	-3.98676482E-13
1.63640613E-15	-1.44878712E-14	4.47756535E-11	-2.54218274E-11	2.09601036E-11	3.52896818E-12
-3.36527070E-15	-2.79107434E-14	-2.54218274E-11	4.18349048E-10	-4.09830894E-10	2.45878038E-12
-7.95291364E-14	5.00990654E-13	2.09601036E-11	-4.09830894E-10	7.99383986E-10	-3.41072468E-10
7.29517675E-14	-3.98676482E-13	3.52896818E-12	2.45878038E-12	-3.41072468E-10	2.98662762E-10