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Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998WA4 ∴ Orbital info ∴ Epoch epochXXX
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(480821) 1998WA4  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 480821.eq0)
Keplerian elements at epoch
58083.9 MJD
Value 1-σ variation Units
a 2.69346 7.238e-09 au
e 0.482435 4.605e-08
i 12.376 6.359e-06 deg
Ω 133.855 2.563e-05 deg
ω 287.946 3.19e-05 deg
M 108.655 1.066e-05 deg
Other useful info
Absolute Magnitude (H)    17.4 mag
Slope parameter (G)    0.15 mag
Perihelion 1.394 au
Aphelion 3.9929 au
Asc. node-Earth separation 0.81392 au
Desc. node-Earth separation 1.4129 au
Earth MOID 0.4709 au
Orbital period 1614.59 days
Date of orbit computation  apr 23 21:32
Correlation matrix
1.00000000-0.691299320.277825140.030719200.42773862-0.80640335
-0.691299321.00000000-0.250355190.00369483-0.333260090.66292883
0.27782514-0.250355191.000000000.42617208-0.17764233-0.32243126
0.030719200.003694830.426172081.00000000-0.79574778-0.00900011
0.42773862-0.33326009-0.17764233-0.795747781.00000000-0.58166598
-0.806403350.66292883-0.32243126-0.00900011-0.581665981.00000000
Covariance matrix
5.23828707E-17-2.30421338E-161.27868279E-145.69767321E-159.87622182E-14-6.21880300E-14
-2.30421338E-162.12091780E-15-7.33187642E-144.36062778E-15-4.89624295E-133.25303437E-13
1.27868279E-14-7.33187642E-144.04383338E-116.94503727E-11-3.60380113E-11-2.18470896E-11
5.69767321E-154.36062778E-156.94503727E-116.56728583E-10-6.50558147E-10-2.45754064E-12
9.87622182E-14-4.89624295E-13-3.60380113E-11-6.50558147E-101.01773674E-09-1.97720282E-10
-6.21880300E-143.25303437E-13-2.18470896E-11-2.45754064E-12-1.97720282E-101.13532358E-10