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Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2005ET287 ∴ Orbital info ∴ Epoch epochXXX
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(172887) 2005ET287  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 172887.eq1)
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.30469 1.15e-08 au
e 0.093168 4.309e-08
i 2.09 5.488e-06 deg
Ω 218.911 0.0001335 deg
ω 237.202 0.0001375 deg
M 216.84 3.268e-05 deg
Other useful info
Absolute Magnitude (H)    17.4 mag
Slope parameter (G)    0.15 mag
Perihelion 2.09 au
Aphelion 2.5194 au
Asc. node-Earth separation 1.3992 au
Desc. node-Earth separation 1.18302 au
Earth MOID 1.10807 au
Orbital period 1277.96 days
Date of orbit computation  apr 23 20:25
Correlation matrix
1.000000000.04187977-0.00483256-0.004107890.00592228-0.21504132
0.041879771.00000000-0.014194130.00430766-0.010268950.01626211
-0.00483256-0.014194131.00000000-0.151781820.146051910.00466765
-0.004107890.00430766-0.151781821.00000000-0.96976598-0.00260331
0.00592228-0.010268950.14605191-0.969765981.00000000-0.23469236
-0.215041320.016262110.00466765-0.00260331-0.234692361.00000000
Covariance matrix
1.32173325E-162.07487270E-17-3.04925653E-16-6.30631925E-159.36467529E-15-8.07850814E-14
2.07487270E-171.85707940E-15-3.35713724E-152.47880002E-14-6.08657248E-142.28996758E-14
-3.04925653E-16-3.35713724E-153.01224394E-11-1.11237119E-101.10251335E-108.37105663E-13
-6.30631925E-152.47880002E-14-1.11237119E-101.78307589E-08-1.78107988E-08-1.13591948E-11
9.36467529E-15-6.08657248E-141.10251335E-10-1.78107988E-081.89174711E-08-1.05479442E-09
-8.07850814E-142.28996758E-148.37105663E-13-1.13591948E-11-1.05479442E-091.06776252E-09