NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2018DA4 ∴ Orbital info ∴ Epoch 60400 MJD
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2018DA4  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 2018DA4.eq1)
Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 1.34697 0.0003199 au
e 0.78787 0.0001
i 22.065 0.00861 deg
Ω 357.737 0.003683 deg
ω 24.762 0.001784 deg
M 1.678 0.5139 deg
Other useful info
Absolute Magnitude (H)    20.6 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.2857 au
Aphelion distance 2.4082 au
Asc. node-Earth separation -0.70574 au
Desc. node-Earth separation 0.79991 au
Earth MOID 0.16842 au
Orbital period 571.001 days
Date of orbit computation   feb 26 11:39

Covariance matrix
1.02307891E-073.19844901E-082.74867565E-06-1.17496202E-065.69160929E-07-1.64386499E-04
3.19844901E-081.00028463E-088.60174597E-07-3.67742886E-071.77808898E-07-5.13920550E-05
2.74867565E-068.60174597E-077.41406621E-05-3.17119746E-051.52881994E-05-4.41649064E-03
-1.17496202E-06-3.67742886E-07-3.17119746E-051.35658171E-05-6.53654921E-061.88789210E-03
5.69160929E-071.77808898E-071.52881994E-05-6.53654921E-063.18107608E-06-9.14514218E-04
-1.64386499E-04-5.13920550E-05-4.41649064E-031.88789210E-03-9.14514218E-042.64133306E-01

Correlation matrix
1.000000000.999822870.99802334-0.997347000.99768510-0.99999999
0.999822871.000000000.99884152-0.998296400.99679228-0.99982180
0.998023340.998841521.00000000-0.999935700.99549958-0.99801599
-0.99734700-0.99829640-0.999935701.00000000-0.995035390.99733855
0.997685100.996792280.99549958-0.995035391.00000000-0.99768134
-0.99999999-0.99982180-0.998015990.99733855-0.997681341.00000000