NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2018AA4 ∴ Orbital info ∴ Epoch 60400 MJD
Contact »
2018AA4  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 2018AA4.eq1)
Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 2.47547 0.003189 au
e 0.615721 0.0004339
i 3.504 0.002012 deg
Ω 114.791 0.0008844 deg
ω 323.539 0.003487 deg
M 220.406 1.116 deg
Other useful info
Absolute Magnitude (H)    25.9 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.9513 au
Aphelion distance 3.9997 au
Asc. node-Earth separation 0.04462 au
Desc. node-Earth separation 2.03086 au
Earth MOID 0.01248 au
Orbital period 1422.61 days
Date of orbit computation   feb 26 11:43

Covariance matrix
1.01678410E-051.38351100E-066.41587912E-06-2.81952778E-06-1.11104229E-05-3.55783840E-03
1.38351100E-061.88250771E-078.72983295E-07-3.83648766E-07-1.51181542E-06-4.84105568E-04
6.41587912E-068.72983295E-074.04959344E-06-1.77898922E-06-7.00738605E-06-2.24498683E-03
-2.81952778E-06-3.83648766E-07-1.77898922E-067.82086426E-073.08194060E-069.86583208E-04
-1.11104229E-05-1.51181542E-06-7.00738605E-063.08194060E-061.21620493E-053.88765256E-03
-3.55783840E-03-4.84105568E-04-2.24498683E-039.86583208E-043.88765256E-031.24492644E+00

Correlation matrix
1.000000000.999999680.99985285-0.99984949-0.99910892-1.00000000
0.999999681.000000000.99984307-0.99985736-0.99914152-0.99999966
0.999852850.999843071.00000000-0.99963218-0.99849743-0.99985320
-0.99984949-0.99985736-0.999632181.000000000.999294530.99984919
-0.99910892-0.99914152-0.998497430.999294531.000000000.99910750
-1.00000000-0.99999966-0.999853200.999849190.999107501.00000000