AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 1981EA3 ∴ Orbital info ∴ Epoch epochXXX

(23423) 1981EA3 ▹

ORBITAL INFORMATION

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(ASCII data file 23423.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.23055	6.473e-09	au
e	0.088736	3.06e-08
i	5.768	3.247e-06	deg
Ω	275.577	3.954e-05	deg
ω	352.957	4.639e-05	deg
M	247.872	2.53e-05	deg

Other useful info
Absolute Magnitude (H)	15.9	mag
Slope parameter (G)	0.15	mag
Perihelion	2.0326	au
Aphelion	2.4285	au
Asc. node-Earth separation	1.01731	au
Desc. node-Earth separation	1.44392	au
Earth MOID	1.01646	au
Orbital period	1216.79	days
Date of orbit computation	apr 23 19:51

Correlation matrix
1.00000000	-0.14262348	0.00497222	0.00108689	0.13476688	-0.37762964
-0.14262348	1.00000000	0.01000706	0.00206597	-0.05970205	0.09213827
0.00497222	0.01000706	1.00000000	-0.06544758	0.05066300	0.00669702
0.00108689	0.00206597	-0.06544758	1.00000000	-0.85123406	0.00676081
0.13476688	-0.05970205	0.05066300	-0.85123406	1.00000000	-0.52313644
-0.37762964	0.09213827	0.00669702	0.00676081	-0.52313644	1.00000000

Covariance matrix
4.18967591E-17	-2.82488607E-17	1.04505064E-16	2.78194794E-16	4.04696003E-14	-6.18405019E-14
-2.82488607E-17	9.36352525E-16	9.94312602E-16	2.49988024E-15	-8.47548287E-14	7.13306948E-14
1.04505064E-16	9.94312602E-16	1.05437071E-11	-8.40359886E-12	7.63208340E-12	5.50167700E-13
2.78194794E-16	2.49988024E-15	-8.40359886E-12	1.56368810E-09	-1.56163521E-09	6.76379452E-12
4.04696003E-14	-8.47548287E-14	7.63208340E-12	-1.56163521E-09	2.15234095E-09	-6.14026643E-10
-6.18405019E-14	7.13306948E-14	5.50167700E-13	6.76379452E-12	-6.14026643E-10	6.40078774E-10