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Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2001XW138 ∴ Orbital info ∴ Epoch epochXXX
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(156338) 2001XW138  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 156338.eq0)
Keplerian elements at epoch
57990.9 MJD
Value 1-σ variation Units
a 2.56898 1.67e-08 au
e 0.11427 7.78e-08
i 6.341 4.835e-06 deg
Ω 91.582 6.684e-05 deg
ω 54.191 7.399e-05 deg
M 237.193 3.031e-05 deg
Other useful info
Absolute Magnitude (H)    16.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2754 au
Aphelion 2.8625 au
Asc. node-Earth separation 1.39244 au
Desc. node-Earth separation 1.70002 au
Earth MOID 1.29369 au
Orbital period 1503.97 days
Date of orbit computation  Jul 26 09:36
Correlation matrix
1.00000000-0.311213850.025726510.01963223-0.137093230.25072590
-0.311213851.00000000-0.015832150.005654030.27719328-0.58574951
0.02572651-0.015832151.000000000.05350316-0.051883210.01234723
0.019632230.005654030.053503161.00000000-0.88854631-0.01964922
-0.137093230.27719328-0.05188321-0.888546311.00000000-0.43707924
0.25072590-0.585749510.01234723-0.01964922-0.437079241.00000000
Covariance matrix
2.78799871E-16-4.04262108E-162.07711557E-152.19119818E-14-1.69361573E-131.26875014E-13
-4.04262108E-166.05223362E-15-5.95567819E-152.94023431E-141.59548645E-12-1.38102138E-12
2.07711557E-15-5.95567819E-152.33812120E-111.72933306E-11-1.85614920E-111.80939577E-12
2.19119818E-142.94023431E-141.72933306E-114.46818734E-09-4.39438726E-09-3.98053587E-11
-1.69361573E-131.59548645E-12-1.85614920E-11-4.39438726E-095.47400448E-09-9.80039043E-10
1.26875014E-13-1.38102138E-121.80939577E-12-3.98053587E-11-9.80039043E-109.18462129E-10