AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2008WB38 ∴ Orbital info ∴ Epoch epochXXX

(257208) 2008WB38 ▹

ORBITAL INFORMATION

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(ASCII data file 257208.eq0)

Keplerian elements at epoch
57781.8 MJD
	Value	1-σ variation	Units
a	3.11507	2.87e-08	au
e	0.085688	5.618e-08
i	11.125	6.759e-06	deg
Ω	66.63	3.148e-05	deg
ω	64.869	5.795e-05	deg
M	116.361	4.596e-05	deg

Other useful info
Absolute Magnitude (H)	15.9	mag
Slope parameter (G)	0.15	mag
Perihelion	2.8481	au
Aphelion	3.382	au
Asc. node-Earth separation	1.99672	au
Desc. node-Earth separation	2.19431	au
Earth MOID	1.88534	au
Orbital period	2008.17	days
Date of orbit computation	apr 23 20:44

Correlation matrix
1.00000000	0.27989630	-0.00331178	0.00715696	-0.07248484	0.08837428
0.27989630	1.00000000	-0.00416016	-0.00239955	0.08650312	-0.07252665
-0.00331178	-0.00416016	1.00000000	-0.12081485	0.05636420	0.01132983
0.00715696	-0.00239955	-0.12081485	1.00000000	-0.53250521	0.00132114
-0.07248484	0.08650312	0.05636420	-0.53250521	1.00000000	-0.84292624
0.08837428	-0.07252665	0.01132983	0.00132114	-0.84292624	1.00000000

Covariance matrix
8.23550504E-16	4.51239961E-16	-6.42396417E-16	6.46547927E-15	-1.20551556E-13	1.16561056E-13
4.51239961E-16	3.15595321E-15	-1.57968893E-15	-4.24346865E-15	2.81629139E-13	-1.87260132E-13
-6.42396417E-16	-1.57968893E-15	4.56870786E-11	-2.57065467E-11	2.20790604E-11	3.51967598E-12
6.46547927E-15	-4.24346865E-15	-2.57065467E-11	9.90953854E-10	-9.71473806E-10	1.91142188E-12
-1.20551556E-13	2.81629139E-13	2.20790604E-11	-9.71473806E-10	3.35862133E-09	-2.24518709E-09
1.16561056E-13	-1.87260132E-13	3.51967598E-12	1.91142188E-12	-2.24518709E-09	2.11234519E-09